Linus Torvalds [Fri, 9 Nov 2007 23:08:37 +0000 (15:08 -0800)]
Merge branch 'master' of /linux/kernel/git/davem/sparc-2.6
* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
[SPARC64]: Use "is_power_of_2" macro for simplicity.
[SPARC]: Remove duplicate includes.
Linus Torvalds [Fri, 9 Nov 2007 23:07:57 +0000 (15:07 -0800)]
Merge branch 'master' of /linux/kernel/git/davem/net-2.6
* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (44 commits)
[NETLINK]: Fix unicast timeouts
[INET]: Remove per bucket rwlock in tcp/dccp ehash table.
[IPVS]: Synchronize closing of Connections
[IPVS]: Bind connections on stanby if the destination exists
[NET]: Remove Documentation/networking/pt.txt
[NET]: Remove Documentation/networking/routing.txt
[NET]: Remove Documentation/networking/ncsa-telnet
[NET]: Remove comx driver docs.
[NET]: Remove Documentation/networking/Configurable
[NET]: Clean proto_(un)register from in-code ifdefs
[IPSEC]: Fix crypto_alloc_comp error checking
[VLAN]: Fix SET_VLAN_INGRESS_PRIORITY_CMD ioctl
[NETNS]: Fix compiler error in net_namespace.c
[TTY]: Use tty_mode_ioctl() in network drivers.
[TTY]: Fix network driver interactions with TCGET/SET calls.
[PKT_SCHED] CLS_U32: Fix endianness problem with u32 classifier hash masks.
[NET]: Removing duplicit #includes
[NET]: Let USB_USBNET always select MII.
[RRUNNER]: Do not muck with sysctl_{r,w}mem_max
[DLM] lowcomms: Do not muck with sysctl_rmem_max.
...
Linus Torvalds [Fri, 9 Nov 2007 23:04:12 +0000 (15:04 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/ieee1394/linux1394-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6:
firewire: fw-sbp2: fix refcounting
Linus Torvalds [Fri, 9 Nov 2007 23:02:43 +0000 (15:02 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/jmorris/selinux-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/selinux-2.6:
SELinux: add more validity checks on policy load
SELinux: fix bug in new ebitmap code.
SELinux: suppress a warning for 64k pages.
David Howells [Tue, 6 Nov 2007 21:54:44 +0000 (21:54 +0000)]
FRV: Remove the section annotation on free_initmem()
Remove the section annotation on FRV's free_initmem(). It can't be marked
__init, lest it free itself.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Stephen Smalley [Wed, 7 Nov 2007 15:08:00 +0000 (10:08 -0500)]
SELinux: add more validity checks on policy load
Add more validity checks at policy load time to reject malformed
policies and prevent subsequent out-of-range indexing when in permissive
mode. Resolves the NULL pointer dereference reported in
https://bugzilla.redhat.com/show_bug.cgi?id=357541.
Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: James Morris <jmorris@namei.org>
KaiGai Kohei [Tue, 6 Nov 2007 16:17:16 +0000 (01:17 +0900)]
SELinux: fix bug in new ebitmap code.
The "e_iter = e_iter->next;" statement in the inner for loop is primally
bug. It should be moved to outside of the for loop.
Signed-off-by: KaiGai Kohei <kaigai@kaigai.gr.jp>
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: James Morris <jmorris@namei.org>
Stephen Rothwell [Wed, 31 Oct 2007 05:47:19 +0000 (16:47 +1100)]
SELinux: suppress a warning for 64k pages.
On PowerPC allmodconfig build we get this:
security/selinux/xfrm.c:214: warning: comparison is always false due to limited range of data type
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: James Morris <jmorris@namei.org>
Patrick McHardy [Wed, 7 Nov 2007 10:42:09 +0000 (02:42 -0800)]
[NETLINK]: Fix unicast timeouts
Commit
ed6dcf4a in the history.git tree broke netlink_unicast timeouts
by moving the schedule_timeout() call to a new function that doesn't
propagate the remaining timeout back to the caller. This means on each
retry we start with the full timeout again.
ipc/mqueue.c seems to actually want to wait indefinitely so this
behaviour is retained.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Wed, 7 Nov 2007 10:40:20 +0000 (02:40 -0800)]
[INET]: Remove per bucket rwlock in tcp/dccp ehash table.
As done two years ago on IP route cache table (commit
22c047ccbc68fa8f3fa57f0e8f906479a062c426) , we can avoid using one
lock per hash bucket for the huge TCP/DCCP hash tables.
On a typical x86_64 platform, this saves about 2MB or 4MB of ram, for
litle performance differences. (we hit a different cache line for the
rwlock, but then the bucket cache line have a better sharing factor
among cpus, since we dirty it less often). For netstat or ss commands
that want a full scan of hash table, we perform fewer memory accesses.
Using a 'small' table of hashed rwlocks should be more than enough to
provide correct SMP concurrency between different buckets, without
using too much memory. Sizing of this table depends on
num_possible_cpus() and various CONFIG settings.
This patch provides some locking abstraction that may ease a future
work using a different model for TCP/DCCP table.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rumen G. Bogdanovski [Wed, 7 Nov 2007 10:36:55 +0000 (02:36 -0800)]
[IPVS]: Synchronize closing of Connections
This patch makes the master daemon to sync the connection when it is about
to close. This makes the connections on the backup to close or timeout
according their state. Before the sync was performed only if the
connection is in ESTABLISHED state which always made the connections to
timeout in the hard coded 3 minutes. However the Andy Gospodarek's patch
([IPVS]: use proper timeout instead of fixed value) effectively did nothing
more than increasing this to 15 minutes (Established state timeout). So
this patch makes use of proper timeout since it syncs the connections on
status changes to FIN_WAIT (2min timeout) and CLOSE (10sec timeout).
However if the backup misses CLOSE hopefully it did not miss FIN_WAIT.
Otherwise we will just have to wait for the ESTABLISHED state timeout. As
it is without this patch. This way the number of the hanging connections
on the backup is kept to minimum. And very few of them will be left to
timeout with a long timeout.
This is important if we want to make use of the fix for the real server
overcommit on master/backup fail-over.
Signed-off-by: Rumen G. Bogdanovski <rumen@voicecho.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rumen G. Bogdanovski [Wed, 7 Nov 2007 10:35:54 +0000 (02:35 -0800)]
[IPVS]: Bind connections on stanby if the destination exists
This patch fixes the problem with node overload on director fail-over.
Given the scenario: 2 nodes each accepting 3 connections at a time and 2
directors, director failover occurs when the nodes are fully loaded (6
connections to the cluster) in this case the new director will assign
another 6 connections to the cluster, If the same real servers exist
there.
The problem turned to be in not binding the inherited connections to
the real servers (destinations) on the backup director. Therefore:
"ipvsadm -l" reports 0 connections:
root@test2:~# ipvsadm -l
IP Virtual Server version 1.2.1 (size=4096)
Prot LocalAddress:Port Scheduler Flags
-> RemoteAddress:Port Forward Weight ActiveConn InActConn
TCP test2.local:5999 wlc
-> node473.local:5999 Route 1000 0 0
-> node484.local:5999 Route 1000 0 0
while "ipvs -lnc" is right
root@test2:~# ipvsadm -lnc
IPVS connection entries
pro expire state source virtual destination
TCP 14:56 ESTABLISHED 192.168.0.10:39164 192.168.0.222:5999
192.168.0.51:5999
TCP 14:59 ESTABLISHED 192.168.0.10:39165 192.168.0.222:5999
192.168.0.52:5999
So the patch I am sending fixes the problem by binding the received
connections to the appropriate service on the backup director, if it
exists, else the connection will be handled the old way. So if the
master and the backup directors are synchronized in terms of real
services there will be no problem with server over-committing since
new connections will not be created on the nonexistent real services
on the backup. However if the service is created later on the backup,
the binding will be performed when the next connection update is
received. With this patch the inherited connections will show as
inactive on the backup:
root@test2:~# ipvsadm -l
IP Virtual Server version 1.2.1 (size=4096)
Prot LocalAddress:Port Scheduler Flags
-> RemoteAddress:Port Forward Weight ActiveConn InActConn
TCP test2.local:5999 wlc
-> node473.local:5999 Route 1000 0 1
-> node484.local:5999 Route 1000 0 1
rumen@test2:~$ cat /proc/net/ip_vs
IP Virtual Server version 1.2.1 (size=4096)
Prot LocalAddress:Port Scheduler Flags
-> RemoteAddress:Port Forward Weight ActiveConn InActConn
TCP
C0A800DE:176F wlc
->
C0A80033:176F Route 1000 0 1
->
C0A80032:176F Route 1000 0 1
Regards,
Rumen Bogdanovski
Acked-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Rumen G. Bogdanovski <rumen@voicecho.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
Adrian Bunk [Wed, 7 Nov 2007 10:30:43 +0000 (02:30 -0800)]
[NET]: Remove Documentation/networking/pt.txt
There's no no point in keeping documentation for a driver that was
removed many years ago.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Adrian Bunk [Wed, 7 Nov 2007 10:30:03 +0000 (02:30 -0800)]
[NET]: Remove Documentation/networking/routing.txt
This file is so outdated that I can't see any value in keeping it.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Adrian Bunk [Wed, 7 Nov 2007 10:29:33 +0000 (02:29 -0800)]
[NET]: Remove Documentation/networking/ncsa-telnet
Newsflash: There once was a version of NCSA telnet that had some bug.
Spotted by Pekka Pietikainen.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Adrian Bunk [Wed, 7 Nov 2007 10:28:52 +0000 (02:28 -0800)]
[NET]: Remove comx driver docs.
The drivers have already been removed 3.5 years ago.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Adrian Bunk [Wed, 7 Nov 2007 10:26:15 +0000 (02:26 -0800)]
[NET]: Remove Documentation/networking/Configurable
After more than 11 years this file does no longer contain much useful
information.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pavel Emelyanov [Wed, 7 Nov 2007 10:23:38 +0000 (02:23 -0800)]
[NET]: Clean proto_(un)register from in-code ifdefs
The struct proto has the per-cpu "inuse" counter, which is handled
with a special care. All the handling code hides under the ifdef
CONFIG_SMP and it introduces some code duplication and makes it
look worse than it could.
Clean this.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Herbert Xu [Wed, 7 Nov 2007 10:21:47 +0000 (02:21 -0800)]
[IPSEC]: Fix crypto_alloc_comp error checking
The function crypto_alloc_comp returns an errno instead of NULL
to indicate error. So it needs to be tested with IS_ERR.
This is based on a patch by Vicenç Beltran Querol.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Patrick McHardy [Wed, 7 Nov 2007 09:31:32 +0000 (01:31 -0800)]
[VLAN]: Fix SET_VLAN_INGRESS_PRIORITY_CMD ioctl
Based on report and patch by Doug Kehn <rdkehn@yahoo.com>:
vconfig returns the following error when attempting to execute the
set_ingress_map command:
vconfig: socket or ioctl error for set_ingress_map: Operation not permitted
In vlan.c, vlan_ioctl_handler for SET_VLAN_INGRESS_PRIORITY_CMD
sets err = -EPERM and calls vlan_dev_set_ingress_priority.
vlan_dev_set_ingress_priority is a void function so err remains
at -EPERM and results in the vconfig error (even though the ingress
map was set).
Fix by setting err = 0 after the vlan_dev_set_ingress_priority call.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Johann Felix Soden [Wed, 7 Nov 2007 09:30:30 +0000 (01:30 -0800)]
[NETNS]: Fix compiler error in net_namespace.c
Because net_free is called by copy_net_ns before its declaration, the
compiler gives an error. This patch puts net_free before copy_net_ns
to fix this.
The compiler error:
net/core/net_namespace.c: In function 'copy_net_ns':
net/core/net_namespace.c:97: error: implicit declaration of function 'net_free'
net/core/net_namespace.c: At top level:
net/core/net_namespace.c:104: warning: conflicting types for 'net_free'
net/core/net_namespace.c:104: error: static declaration of 'net_free' follows non-static declaration
net/core/net_namespace.c:97: error: previous implicit declaration of 'net_free' was here
The error was introduced by the '[NET]: Hide the dead code in the
net_namespace.c' patch (
6a1a3b9f686bb04820a232cc1657ef2c45670709).
Signed-off-by: Johann Felix Soden <johfel@users.sourceforge.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alan Cox [Wed, 7 Nov 2007 09:27:34 +0000 (01:27 -0800)]
[TTY]: Use tty_mode_ioctl() in network drivers.
We conciously make a change here - we permit mode and speed setting to
be done in things like SLIP mode. There isn't actually a technical
reason to disallow this. It's usually a silly thing to do but we can
do it and soemone might wish to do so.
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alan Cox [Wed, 7 Nov 2007 09:24:56 +0000 (01:24 -0800)]
[TTY]: Fix network driver interactions with TCGET/SET calls.
Dave Miller noted various cases where line disciplines for things like
ppp go poking around in termios themselves in ways that broke with the
new termios code. Rather than have them all learning about termios
internals provide proper methods for this
- tty_mode_ioctl()
This handles all the terminal mode handling for speed/carrier
etc and none of the methods are ldisc dependant so they can be called
by any user
- tty_perform_flush()
This extracts the flush functionality and enables pppd the ppp
layer to share it cleanly.
The existing n_tty_ioctl code is refactored in this patch to provide
the new functions and to call them itself appropriately. This patch
has no (intended) behaviour changes and simply prepares for the other
fixes.
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Radu Rendec [Wed, 7 Nov 2007 09:20:12 +0000 (01:20 -0800)]
[PKT_SCHED] CLS_U32: Fix endianness problem with u32 classifier hash masks.
While trying to implement u32 hashes in my shaping machine I ran into
a possible bug in the u32 hash/bucket computing algorithm
(net/sched/cls_u32.c).
The problem occurs only with hash masks that extend over the octet
boundary, on little endian machines (where htonl() actually does
something).
Let's say that I would like to use 0x3fc0 as the hash mask. This means
8 contiguous "1" bits starting at b6. With such a mask, the expected
(and logical) behavior is to hash any address in, for instance,
192.168.0.0/26 in bucket 0, then any address in 192.168.0.64/26 in
bucket 1, then 192.168.0.128/26 in bucket 2 and so on.
This is exactly what would happen on a big endian machine, but on
little endian machines, what would actually happen with current
implementation is 0x3fc0 being reversed (into 0xc03f0000) by htonl()
in the userspace tool and then applied to 192.168.x.x in the u32
classifier. When shifting right by 16 bits (rank of first "1" bit in
the reversed mask) and applying the divisor mask (0xff for divisor
256), what would actually remain is 0x3f applied on the "168" octet of
the address.
One could say is this can be easily worked around by taking endianness
into account in userspace and supplying an appropriate mask (0xfc03)
that would be turned into contiguous "1" bits when reversed
(0x03fc0000). But the actual problem is the network address (inside
the packet) not being converted to host order, but used as a
host-order value when computing the bucket.
Let's say the network address is written as n31 n30 ... n0, with n0
being the least significant bit. When used directly (without any
conversion) on a little endian machine, it becomes n7 ... n0 n8 ..n15
etc in the machine's registers. Thus bits n7 and n8 would no longer be
adjacent and 192.168.64.0/26 and 192.168.128.0/26 would no longer be
consecutive.
The fix is to apply ntohl() on the hmask before computing fshift,
and in u32_hash_fold() convert the packet data to host order before
shifting down by fshift.
With helpful feedback from Jamal Hadi Salim and Jarek Poplawski.
Signed-off-by: David S. Miller <davem@davemloft.net>
Jiri Olsa [Wed, 7 Nov 2007 08:49:04 +0000 (00:49 -0800)]
[NET]: Removing duplicit #includes
Removing duplicit #includes for net/
Signed-off-by: Jiri Olsa <olsajiri@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Adrian Bunk [Wed, 7 Nov 2007 08:10:31 +0000 (00:10 -0800)]
[NET]: Let USB_USBNET always select MII.
All this USB_USBNET_MII trickery is simply not worth it considering how
few code it saves.
As a side effect, this also fixes the following compile error reported
by Toralf Förster:
<-- snip -->
...
LD .tmp_vmlinux1
drivers/built-in.o: In function `usbnet_set_settings':
(.text+0xf1876): undefined reference to `mii_ethtool_sset'
drivers/built-in.o: In function `usbnet_get_settings':
(.text+0xf1836): undefined reference to `mii_ethtool_gset'
drivers/built-in.o: In function `usbnet_get_link':
(.text+0xf18d6): undefined reference to `mii_link_ok'
drivers/built-in.o: In function `usbnet_nway_reset':
(.text+0xf18f6): undefined reference to `mii_nway_restart'
make: *** [.tmp_vmlinux1] Error 1
<-- snip -->
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Wed, 7 Nov 2007 07:49:37 +0000 (23:49 -0800)]
[RRUNNER]: Do not muck with sysctl_{r,w}mem_max
Drivers have no business changing these values.
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Wed, 7 Nov 2007 07:48:57 +0000 (23:48 -0800)]
[DLM] lowcomms: Do not muck with sysctl_rmem_max.
Use SO_RCVBUFFORCE instead.
Signed-off-by: David S. Miller <davem@davemloft.net>
Pavel Emelyanov [Wed, 7 Nov 2007 07:34:04 +0000 (23:34 -0800)]
[IPV4]: Compact some ifdefs in the fib code.
There are places that check for CONFIG_IP_MULTIPLE_TABLES
twice in the same file, but the internals of these #ifdefs
can be merged.
As a side effect - remove one ifdef from inside a function.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rusty Russell [Wed, 7 Nov 2007 04:35:55 +0000 (20:35 -0800)]
[VETH]: Clarify "virtual ethernet device" to "virtual ethernet pair device".
It'd also be nice to mention "containers" somewhere in the help text
(I'm assuming that's what it's for?).
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Wed, 7 Nov 2007 12:10:52 +0000 (04:10 -0800)]
[NET]: Kill proc_net_create()
There are no more users.
Signed-off-by: David S. Miller <davem@davemloft.net>
Alexey Dobriyan [Tue, 6 Nov 2007 13:27:11 +0000 (05:27 -0800)]
[IPV6]: Convert /proc/net/ipv6_route to seq_file interface
This removes last proc_net_create() user. Kudos to Benjamin Thery and
Stephen Hemminger for comments on previous version.
Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
Evgeniy Polyakov [Tue, 6 Nov 2007 11:08:09 +0000 (03:08 -0800)]
[PKT_SCHED]: Fix OOPS when removing devices from a teql queuing discipline
tecl_reset() is called from deactivate and qdisc is set to noop already,
but subsequent teql_xmit does not know about it and dereference private
data as teql qdisc and thus oopses.
not catch it first :)
Signed-off-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Tue, 6 Nov 2007 07:42:25 +0000 (23:42 -0800)]
[DCCP]: Use DEFINE_PROTO_INUSE infrastructure.
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Tue, 6 Nov 2007 07:40:28 +0000 (23:40 -0800)]
[SCTP]: Use the {DEFINE|REF}_PROTO_INUSE infrastructure
Trivial patch to make "sctcp,sctpv6" protocols uses the fast "inuse
sockets" infrastructure
Each protocol use then a static percpu var, instead of a dynamic one.
This saves some ram and some cpu cycles
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Tue, 6 Nov 2007 07:39:51 +0000 (23:39 -0800)]
[IPV6]: Use the {DEFINE|REF}_PROTO_INUSE infrastructure
Trivial patch to make "tcpv6,udpv6,udplitev6,rawv6" protocols uses the
fast "inuse sockets" infrastructure
Each protocol use then a static percpu var, instead of a dynamic one.
This saves some ram and some cpu cycles
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Tue, 6 Nov 2007 07:39:16 +0000 (23:39 -0800)]
[IPV4]: Use the {DEFINE|REF}_PROTO_INUSE infrastructure
Trivial patch to make "tcp,udp,udplite,raw" protocols uses the fast
"inuse sockets" infrastructure
Each protocol use then a static percpu var, instead of a dynamic one.
This saves some ram and some cpu cycles
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Tue, 6 Nov 2007 07:38:39 +0000 (23:38 -0800)]
[NET]: Define infrastructure to keep 'inuse' changes in an efficent SMP/NUMA way.
"struct proto" currently uses an array stats[NR_CPUS] to track change on
'inuse' sockets per protocol.
If NR_CPUS is big, this means we use a big memory area for this.
Moreover, all this memory area is located on a single node on NUMA
machines, increasing memory pressure on the boot node.
In this patch, I tried to :
- Keep a fast !CONFIG_SMP implementation
- Keep a fast CONFIG_SMP implementation for often used protocols
(tcp,udp,raw,...)
- Introduce a NUMA efficient implementation
Some helper macros are defined in include/net/sock.h
These macros take into account CONFIG_SMP
If a "struct proto" is declared without using DEFINE_PROTO_INUSE /
REF_PROTO_INUSE
macros, it will automatically use a default implementation, using a
dynamically allocated percpu zone.
This default implementation will be NUMA efficient, but might use 32/64
bytes per possible cpu
because of current alloc_percpu() implementation.
However it still should be better than previous implementation based on
stats[NR_CPUS] field.
When a "struct proto" is changed to use the new macros, we use a single
static "int" percpu variable,
lowering the memory and cpu costs, still preserving NUMA efficiency.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
James Chapman [Tue, 6 Nov 2007 07:32:37 +0000 (23:32 -0800)]
[PPP]: L2TP: Fix oops in transmit and receive paths
Changes made on 18-sep to fix skb handling in the pppol2tp driver
broke the transmit and receive paths. Users are only running into this
now because distros are now using 2.6.23 and I must have messed up
when I tested the change.
For receive, we now do our own calculation of how much to pull from
the skb (variable length L2TP header) rather than using
skb_transport_offset(). Also, if the skb isn't a data packet, it must
be passed back to UDP with skb->data pointing to the UDP header.
For transmit, make sure skb->sk is set up because ip_queue_xmit()
needs it.
Signed-off-by: James Chapman <jchapman@katalix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pavel Emelyanov [Tue, 6 Nov 2007 05:32:31 +0000 (21:32 -0800)]
[IPV4]: Clean the ip_sockglue.c from some ugly ifdefs
The #idfed CONFIG_IP_MROUTE is sometimes places inside the if-s,
which looks completely bad. Similar ifdefs inside the functions
looks a bit better, but they are also not recommended to be used.
Provide an ifdef-ed ip_mroute_opt() helper to cleanup the code.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alexey Dobriyan [Tue, 6 Nov 2007 05:30:11 +0000 (21:30 -0800)]
[DECNET]: "addr" module param can't be __initdata
sysfs keeps references to module parameters via /sys/module/*/parameters,
so marking them as __initdata can't work.
Steps to reproduce:
modprobe decnet
cat /sys/module/decnet/parameters/addr
BUG: unable to handle kernel paging request at virtual address
f88cd410
printing eip:
c043dfd1 *pdpt =
0000000000004001 *pde =
0000000004408067 *pte =
0000000000000000
Oops: 0000 [#1] PREEMPT SMP
Modules linked in: decnet sunrpc af_packet ipv6 binfmt_misc dm_mirror dm_multipath dm_mod sbs sbshc fan dock battery backlight ac power_supply parport loop rtc_cmos serio_raw rtc_core rtc_lib button amd_rng sr_mod cdrom shpchp pci_hotplug ehci_hcd ohci_hcd uhci_hcd usbcore
Pid: 2099, comm: cat Not tainted (2.6.24-rc1-
b1d08ac064268d0ae2281e98bf5e82627e0f0c56-bloat #6)
EIP: 0060:[<
c043dfd1>] EFLAGS:
00210286 CPU: 1
EIP is at param_get_int+0x6/0x20
EAX:
c5c87000 EBX:
00000000 ECX:
000080d0 EDX:
f88cd410
ESI:
f8a108f8 EDI:
c5c87000 EBP:
00000000 ESP:
c5c97f00
DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Process cat (pid: 2099, ti=
c5c97000 task=
c641ee10 task.ti=
c5c97000)
Stack:
00000000 f8a108f8 c5c87000 c043db6b f8a108f1 00000124 c043de1a c043db2f
f88cd410 ffffffff c5c87000 f8a16bc8 f8a16bc8 c043dd69 c043dd54 c5dd5078
c043dbc8 c5cc7580 c06ee64c c5d679f8 c04c431f c641f480 c641f484 00001000
Call Trace:
[<
c043db6b>] param_array_get+0x3c/0x62
[<
c043de1a>] param_array_set+0x0/0xdf
[<
c043db2f>] param_array_get+0x0/0x62
[<
c043dd69>] param_attr_show+0x15/0x2d
[<
c043dd54>] param_attr_show+0x0/0x2d
[<
c043dbc8>] module_attr_show+0x1a/0x1e
[<
c04c431f>] sysfs_read_file+0x7c/0xd9
[<
c04c42a3>] sysfs_read_file+0x0/0xd9
[<
c048d4b2>] vfs_read+0x88/0x134
[<
c042090b>] do_page_fault+0x0/0x7d5
[<
c048d920>] sys_read+0x41/0x67
[<
c04080fa>] sysenter_past_esp+0x6b/0xc1
=======================
Code: 00 83 c4 0c c3 83 ec 0c 8b 52 10 8b 12 c7 44 24 04 27 dd 6c c0 89 04 24 89 54 24 08 e8 ea 01 0c 00 83 c4 0c c3 83 ec 0c 8b 52 10 <8b> 12 c7 44 24 04 58 8c 6a c0 89 04 24 89 54 24 08 e8 ca 01 0c
EIP: [<
c043dfd1>] param_get_int+0x6/0x20 SS:ESP 0068:
c5c97f00
Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
Mitsuru Chinen [Tue, 6 Nov 2007 05:29:17 +0000 (21:29 -0800)]
[IPv6] SNMP: Restore Udp6InErrors incrementation
As the checksum verification is postponed till user calls recv or poll,
the inrementation of Udp6InErrors counter should be also postponed.
Currently, it is postponed in non-blocking operation case. However it
should be postponed in all case like the IPv4 code.
Signed-off-by: Mitsuru Chinen <mitch@linux.vnet.ibm.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alexey Dobriyan [Tue, 6 Nov 2007 05:28:13 +0000 (21:28 -0800)]
[NET]: Remove /proc/net/stat/*_arp_cache upon module removal
neigh_table_init_no_netlink() creates them, but they aren't removed anywhere.
Steps to reproduce:
modprobe clip
rmmod clip
cat /proc/net/stat/clip_arp_cache
BUG: unable to handle kernel paging request at virtual address
f89d7758
printing eip:
c05a99da *pdpt =
0000000000004001 *pde =
0000000004408067 *pte =
0000000000000000
Oops: 0000 [#1] PREEMPT SMP
Modules linked in: atm af_packet ipv6 binfmt_misc sbs sbshc fan dock battery backlight ac power_supply parport loop rtc_cmos rtc_core rtc_lib serio_raw button k8temp hwmon amd_rng sr_mod cdrom shpchp pci_hotplug ehci_hcd ohci_hcd uhci_hcd usbcore
Pid: 2082, comm: cat Not tainted (2.6.24-rc1-
b1d08ac064268d0ae2281e98bf5e82627e0f0c56-bloat #4)
EIP: 0060:[<
c05a99da>] EFLAGS:
00210256 CPU: 0
EIP is at neigh_stat_seq_next+0x26/0x3f
EAX:
00000001 EBX:
f89d7600 ECX:
c587bf40 EDX:
00000000
ESI:
00000000 EDI:
00000001 EBP:
00000400 ESP:
c587bf1c
DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Process cat (pid: 2082, ti=
c587b000 task=
c5984e10 task.ti=
c587b000)
Stack:
c06228cc c5313790 c049e5c0 0804f000 c45a7b00 c53137b0 00000000 00000000
00000082 00000001 00000000 00000000 00000000 fffffffb c58d6780 c049e437
c45a7b00 c04b1f93 c587bfa0 00000400 0804f000 00000400 0804f000 c04b1f2f
Call Trace:
[<
c049e5c0>] seq_read+0x189/0x281
[<
c049e437>] seq_read+0x0/0x281
[<
c04b1f93>] proc_reg_read+0x64/0x77
[<
c04b1f2f>] proc_reg_read+0x0/0x77
[<
c048907e>] vfs_read+0x80/0xd1
[<
c0489491>] sys_read+0x41/0x67
[<
c04080fa>] sysenter_past_esp+0x6b/0xc1
=======================
Code: e9 ec 8d 05 00 56 8b 11 53 8b 40 70 8b 58 3c eb 29 0f a3 15 80 91 7b c0 19 c0 85 c0 8d 42 01 74 17 89 c6 c1 fe 1f 89 01 89 71 04 <8b> 83 58 01 00 00 f7 d0 8b 04 90 eb 09 89 c2 83 fa 01 7e d2 31
EIP: [<
c05a99da>] neigh_stat_seq_next+0x26/0x3f SS:ESP 0068:
c587bf1c
Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pavel Emelyanov [Tue, 6 Nov 2007 05:04:31 +0000 (21:04 -0800)]
[IPV6]: Consolidate the ip cork destruction in ip6_output.c
The ip6_push_pending_frames and ip6_flush_pending_frames do the
same things to flush the sock's cork. Move this into a separate
function and save ~100 bytes from the .text
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pavel Emelyanov [Tue, 6 Nov 2007 05:03:24 +0000 (21:03 -0800)]
[IPV4]: Consolidate the ip cork destruction in ip_output.c
The ip_push_pending_frames and ip_flush_pending_frames do the
same things to flush the sock's cork. Move this into a separate
function and save ~80 bytes from the .text
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Bart De Schuymer [Tue, 6 Nov 2007 04:59:47 +0000 (20:59 -0800)]
[NETFILTER]: ebt_arp: fix --arp-gratuitous matching dependence on --arp-ip-{src,dst}
Fix --arp-gratuitous matching dependence on --arp-ip-{src,dst}
Signed-off-by: Bart De Schuymer <bdschuym@pandora.be>
Signed-off-by: Lutz PreĂźler <Lutz.Pressler@SerNet.DE>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alexey Dobriyan [Tue, 6 Nov 2007 04:44:06 +0000 (20:44 -0800)]
[NETFILTER]: nf_sockopts list head cleanup
Code is using knowledge that nf_sockopt_ops::list list_head is first
field in structure by using casts. Switch to list_for_each_entry()
itetators while I am at it.
Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Patrick McHardy [Tue, 6 Nov 2007 04:43:30 +0000 (20:43 -0800)]
[NETFILTER]: remove unneeded rcu_dereference() calls
As noticed by Paul McKenney, the rcu_dereference calls in the init path
of NAT modules are unneeded, remove them.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jan Engelhardt [Tue, 6 Nov 2007 04:42:54 +0000 (20:42 -0800)]
[NETFILTER]: Clean up Makefile
Sort matches and targets in the NF makefiles.
Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jan Engelhardt [Tue, 6 Nov 2007 04:42:16 +0000 (20:42 -0800)]
[NETFILTER]: Sort matches/targets in Kbuild file
Sort matches and targets in the Kbuild file.
Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jan Engelhardt [Tue, 6 Nov 2007 04:35:56 +0000 (20:35 -0800)]
[NETFILTER]: Copyright/Email update
Transfer all my copyright over to our company.
Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alexey Dobriyan [Tue, 6 Nov 2007 04:33:46 +0000 (20:33 -0800)]
[NETFILTER]: ip{,6}_queue: convert to seq_file interface
I plan to kill ->get_info which means killing proc_net_create().
Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Robert P. J. Day [Wed, 7 Nov 2007 10:24:33 +0000 (02:24 -0800)]
[SPARC64]: Use "is_power_of_2" macro for simplicity.
Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
Lucas Woods [Tue, 6 Nov 2007 04:22:27 +0000 (20:22 -0800)]
[SPARC]: Remove duplicate includes.
Signed-off-by: Lucas Woods <woodzy@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stefan Richter [Wed, 7 Nov 2007 00:11:56 +0000 (01:11 +0100)]
firewire: fw-sbp2: fix refcounting
Since patch "fw-sbp2: use an own workqueue (fix system responsiveness)"
increased parallelism between fw-sbp2 and fw-core, it was possible that
fw-sbp2 didn't release the SCSI device when the FireWire device was
disconnected.
This happened if sbp2_update() ran during sbp2_login(), because a bus
reset occurred during sbp2_login(). The sbp2_login() work would [try
to] reschedule itself because it failed due to the bus reset, and it
would _not_ drop its reference on the target. However, sbp2_update()
would schedule sbp2_login() too before sbp2_login() rescheduled itself
and hence sbp2_update() would take an additional reference. And then
we would have one reference too many.
The fix is to _always_ drop the reference when leaving the sbp2_login()
work. If the sbp2_login() work reschedules itself, it takes a
reference, but only if it wasn't already rescheduled by sbp2_update().
Ditto in the sbp2_reconnect() work.
The resulting code is actually simpler than before: We _always_ take
a reference when successfully scheduling work. And we _always_ drop
a reference when leaving a workqueue job. No exceptions.
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Linus Torvalds [Tue, 6 Nov 2007 21:57:46 +0000 (13:57 -0800)]
Linux 2.6.24-rc2
Jeff Dike [Tue, 6 Nov 2007 16:02:50 +0000 (11:02 -0500)]
UML: fix defconfig build again
Reported by Al Viro.
This fixes it:
[AC]FLAGS -> KBUILD_[AC]FLAGS conversion in Makefile-i386.
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Cc: Al Viro <viro@ftp.linux.org.uk>
Cc: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Tue, 6 Nov 2007 15:53:46 +0000 (07:53 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/ericvh/v9fs
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs:
9p: add missing end-of-options record for trans_fd
9p: return NULL when trans not found
9p: use copy of the options value instead of original
9p: fix memory leak in v9fs_get_sb
Latchesar Ionkov [Tue, 6 Nov 2007 14:02:53 +0000 (08:02 -0600)]
9p: add missing end-of-options record for trans_fd
The list of options that the fd transport accepts is missing end-of-options
marker. This patch adds it.
Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
Acked-by: Eric Van Hensbergen <ericvh@gmail.com>
Latchesar Ionkov [Tue, 6 Nov 2007 14:02:53 +0000 (08:02 -0600)]
9p: return NULL when trans not found
v9fs_match_trans function returns arbitrary transport module instead of NULL
when the requested transport is not registered. This patch modifies the
function to return NULL in that case.
Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
Acked-by: Eric Van Hensbergen <ericvh@gmail.com>
Latchesar Ionkov [Tue, 6 Nov 2007 14:02:53 +0000 (08:02 -0600)]
9p: use copy of the options value instead of original
v9fs_parse_options function uses strsep which modifies the value of the
v9ses->options field. That modified value is later passed to the function
that creates the transport potentially making the transport creation
function to fail.
This patch creates a copy of v9ses->option field that v9fs_parse_options
function uses instead of the original value.
Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
Acked-by: Eric Van Hensbergen <ericvh@gmail.com>
Latchesar Ionkov [Tue, 6 Nov 2007 14:02:53 +0000 (08:02 -0600)]
9p: fix memory leak in v9fs_get_sb
This patch fixes a memory leak in v9fs_get_sb.
Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
Acked-by: Eric Van Hensbergen <ericvh@gmail.com>
Linus Torvalds [Tue, 6 Nov 2007 01:43:36 +0000 (17:43 -0800)]
Merge branch 'drm-patches' of /linux/kernel/git/airlied/drm-2.6
* 'drm-patches' of master.kernel.org:/pub/scm/linux/kernel/git/airlied/drm-2.6:
drm: DRM: fix memset size error
drm: remove remnants of DRM_COPY_FROM/TO_USER_IOCTL
drm: remove second forward decleration of drm device struct.
Linus Torvalds [Tue, 6 Nov 2007 01:43:04 +0000 (17:43 -0800)]
Merge branch 'upstream-linus' of /linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev:
libata: handle broken cable reporting
pata_hpt37x: Fix outstanding bug reports on the HPT374 and 37x cable detect
ata_piix: Add additional PCI identifier for 40 wire short cable
pata_serverworks: Fix problem with some drive combinations
libata: Don't disable dipm with SET FEATURES
libata and bogus LBA48 drives
Linus Torvalds [Tue, 6 Nov 2007 01:42:41 +0000 (17:42 -0800)]
Merge branch 'upstream-linus' of /linux/kernel/git/jgarzik/netdev-2.6
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6:
phylib: Silence driver registration
phylib: Add ID for Marvell
88E1240
82596: free nonexistent resource fix
SUNHME: Fix missing NETIF_F_VLAN_CHALLENGED on PCI happy meals
Li Zefan [Mon, 5 Nov 2007 02:53:09 +0000 (12:53 +1000)]
drm: DRM: fix memset size error
The size passing to memset is wrong.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie [Mon, 5 Nov 2007 01:48:34 +0000 (11:48 +1000)]
drm: remove remnants of DRM_COPY_FROM/TO_USER_IOCTL
This is a bug in the savage driver since I introduced these changes.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie [Mon, 5 Nov 2007 01:36:18 +0000 (11:36 +1000)]
drm: remove second forward decleration of drm device struct.
Signed-off-by: Dave Airlie <airlied@linux.ie>
Alan Cox [Mon, 5 Nov 2007 22:51:09 +0000 (22:51 +0000)]
ata_piix: Add additional PCI identifier for 40 wire short cable
Keeping the list in sync with the old IDE driver
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Li Zefan [Mon, 5 Nov 2007 22:51:10 +0000 (14:51 -0800)]
time: fix inconsistent function names in comments
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: john stultz <johnstul@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Greg Ungerer [Mon, 5 Nov 2007 22:51:04 +0000 (14:51 -0800)]
m68knommu: fix pread/pwrite defines
Fix system call defines for system call 180 and 181 to match the underlying
system call table function entries. System call 180 calls sys_pread64, and
181 calls sys_pwrite64, so make the definitions match.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Michael Halcrow [Mon, 5 Nov 2007 22:51:04 +0000 (14:51 -0800)]
eCryptfs: release mutex on hash error path
Release the crypt_stat hash mutex on allocation error. Check for error
conditions when doing crypto hash calls.
Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com>
Reported-by: Kazuki Ohta <kazuki.ohta@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Michael Halcrow [Mon, 5 Nov 2007 22:51:03 +0000 (14:51 -0800)]
eCryptfs: increment extent_offset once per loop interation
The extent_offset is getting incremented twice per loop iteration through any
given page. It should only be getting incremented once. This bug should only
impact hosts with >4K page sizes.
Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Matti Linnanvuori [Mon, 5 Nov 2007 22:51:02 +0000 (14:51 -0800)]
telephony: phonedev panics if unregistering device not registered [Bug 9266]
Remove panic from phonedev. See
http://bugzilla.kernel.org/show_bug.cgi?id=9266
for details (phonedev panics if unregistering device not registered).
Signed-off-by: Matti Linnanvuori <mattilinnanvuori@yahoo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Neil Brown [Mon, 5 Nov 2007 22:51:02 +0000 (14:51 -0800)]
md: fix misapplied patch in raid5.c
commit
4ae3f847e49e3787eca91bced31f8fd328d50496 ("md: raid5: fix
clearing of biofill operations") did not get applied correctly,
presumably due to substantial similarities between handle_stripe5 and
handle_stripe6.
This patch moves the chunk of new code from handle_stripe6 (where it isn't
needed (yet)) to handle_stripe5.
Signed-off-by: Neil Brown <neilb@suse.de>
Cc: "Dan Williams" <dan.j.williams@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Randy Dunlap [Mon, 5 Nov 2007 22:51:01 +0000 (14:51 -0800)]
virtio/virtcons: fix section mismatch warning
Make virtcons_probe() __devinit.
Fixes this section warning:
WARNING: vmlinux.o(.text+0x14c10b): Section mismatch: reference to .init.text:hvc_alloc (between 'virtcons_probe' and 'ac_register_board')
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Randy Dunlap [Mon, 5 Nov 2007 22:51:00 +0000 (14:51 -0800)]
rtc: m48t59 fix section mismatch warning
Change the name of this data to use a name (suffix) that is whitelisted
by MODPOST so that the section warning is fixed (not generated).
WARNING: vmlinux.o(.data+0x1b140): Section mismatch: reference to .init.text:m48t59_rtc_probe (between 'm48t59_rtc_platdrv' and 'm48t59_nvram_attr')
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: Alessandro Zummo <a.zummo@towertech.it>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Jeff Dike [Mon, 5 Nov 2007 22:50:59 +0000 (14:50 -0800)]
uml: correctly strip kernel defines from userspace CFLAGS
KERNEL_DEFINES needs whitespace trimmed, otherwise the whitespace crunching
done by make fools the patsubst which is used to remove KERNEL_DEFINES from
USER_CFLAGS.
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
WANG Cong [Mon, 5 Nov 2007 22:50:59 +0000 (14:50 -0800)]
uml: fix incompatible types warning in previous SG fix
Fix an incompatible-pointer warning.
Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Roel Kluin [Mon, 5 Nov 2007 22:50:58 +0000 (14:50 -0800)]
paride: fix 'and' typo in drivers/block/paride/pt.c
Fix 'and' typo (PT_WRITE_OK is defined 2)
Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Adrian Bunk [Mon, 5 Nov 2007 22:50:57 +0000 (14:50 -0800)]
fs/afs/vlocation.c: fix off-by-one
This patch fixes an off-by-one error spotted by the Coverity checker.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Hugh Dickins [Mon, 5 Nov 2007 22:50:56 +0000 (14:50 -0800)]
arm26: remove it again
A tiny vestige of arm26 has appeared: remove it again.
(akpm: someone (tm) needs to remove include/asm-arm26/ too)
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Andi Kleen [Mon, 5 Nov 2007 22:50:56 +0000 (14:50 -0800)]
Fix bitmap_scnlistprintf for empty masks
When a bitmap is empty bitmap_scnlistprintf() would leave the buffer
uninitialized. Set it to an empty string in this case.
I didn't see any in normal kernel callers hitting this, but some custom
debug code of mine did.
Signed-off-by: Andi Kleen <ak@suse.de>
Acked-by: Paul Jackson <pj@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Kamalesh Babulal [Mon, 5 Nov 2007 22:50:55 +0000 (14:50 -0800)]
Missing include file in kallsyms.h
The Build with randconfig fails with following error with the
2.6.24-rc4-git9
include/linux/kallsyms.h:56: error: `NULL' undeclared (first use in this
function)
include/linux/kallsyms.h:56: error: (Each undeclared identifier is
reported only once
include/linux/kallsyms.h:56: error: for each function it appears in.)
make[2]: *** [arch/powerpc/platforms/cell/spu_callbacks.o] Error 1
make[1]: *** [arch/powerpc/platforms/cell] Error 2
make: *** [arch/powerpc/platforms] Error 2
Signed-off-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Mathieu Desnoyers [Mon, 5 Nov 2007 22:50:54 +0000 (14:50 -0800)]
local_t Documentation update
Grant Grundler was asking for more detail about correct usage of local
atomic operations and suggested adding the resulting summary to
local_ops.txt.
"Please add a bit more detail. If DaveM is correct (he normally is), then
there must be limits on how the local_t can be used in the kernel process
and interrupt contexts. I'd like those rules spelled out very clearly
since it's easy to get wrong and tracking down such a bug is quite painful."
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Grant Grundler <grundler@parisc-linux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Yinghai Lu [Mon, 5 Nov 2007 22:50:53 +0000 (14:50 -0800)]
serial: fix compile warning about putc
drivers/serial/8250_early.c:80: warning: conflicting types for built-in function `putc'
Signed-off-by: Yinghai Lu <yinghai.lu@sun.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Vasily Averin [Mon, 5 Nov 2007 22:50:53 +0000 (14:50 -0800)]
i2o: debug messages corrected
max_phys_segments and max_sectors were swapped
Signed-off-by: Vasily Averin <vvs@sw.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Alexey Dobriyan [Mon, 5 Nov 2007 22:50:52 +0000 (14:50 -0800)]
Dump stack during sysctl registration failure
Let's make immediately obvious from where sysctl comes from and messages
itself more noticeable.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Roel Kluin [Mon, 5 Nov 2007 22:50:51 +0000 (14:50 -0800)]
i4l: errors with assignments in if
Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Acked-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Alan Cox [Mon, 5 Nov 2007 22:58:58 +0000 (22:58 +0000)]
libata: handle broken cable reporting
One or two ancient drives predated the cable spec and didn't sent the
valid bits for the field. I had hoped to leave this out of libata as a
piece of historical annoyance but a recent CD drive shows the same bug so
we have to import support for it.
Same concept as Bartlomiej's changes old IDE except that as we have
centralised blacklists we can avoid keeping another private table of stuff
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Alan Cox [Mon, 5 Nov 2007 22:53:38 +0000 (22:53 +0000)]
pata_hpt37x: Fix outstanding bug reports on the HPT374 and 37x cable detect
- Read frequency correctly
- Correct cable detect handling
- Fix wrong filter test
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Alan Cox [Mon, 5 Nov 2007 22:51:09 +0000 (22:51 +0000)]
ata_piix: Add additional PCI identifier for 40 wire short cable
Keeping the list in sync with the old IDE driver
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Alan Cox [Mon, 5 Nov 2007 15:04:40 +0000 (15:04 +0000)]
pata_serverworks: Fix problem with some drive combinations
The driver used the channel not the device number for deciding where to
load some timing parameters. Also change so that we clear the UDMA field
as the old driver did. Not believed neccessary but does no harm.
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Olof Johansson [Sun, 4 Nov 2007 22:09:23 +0000 (16:09 -0600)]
phylib: Silence driver registration
It gets quite verbose to see every single PHY driver being registered
by default.
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Olof Johansson [Sun, 4 Nov 2007 22:08:51 +0000 (16:08 -0600)]
phylib: Add ID for Marvell
88E1240
Add PHY IDs for Marvell
88E1240. It seems to have close enough programming
models to 1111/1112 for basic support at least.
Also clean up whitespace in the ID list a bit.
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Evgeniy Dushistov [Sun, 4 Nov 2007 20:22:29 +0000 (23:22 +0300)]
82596: free nonexistent resource fix
During booting of last vanilla kernel I got:
Trying to free nonexistent resource...
This because of if "ENABLE_APRICOT" is on we do:
request_region(ioaddr,...)
if (checksum test failed)
goto out1;
dev->base_addr = ioaddr;//<-here mistake
out1:
release_region(dev->base_addr,...)
This change fixes this bug for me.
Signed-off-by: Evgeniy Dushistov <dushistov@mail.ru>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
David Miller [Wed, 31 Oct 2007 23:35:57 +0000 (16:35 -0700)]
SUNHME: Fix missing NETIF_F_VLAN_CHALLENGED on PCI happy meals
No HME parts can do VLANs correctly.
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Linus Torvalds [Mon, 5 Nov 2007 22:31:52 +0000 (14:31 -0800)]
Merge branch 'for-linus' of git://git.o-hand.com/linux-rpurdie-leds
* 'for-linus' of git://git.o-hand.com/linux-rpurdie-leds:
leds: bugfixes for leds-gpio
Linus Torvalds [Mon, 5 Nov 2007 22:08:00 +0000 (14:08 -0800)]
Merge /pub/scm/linux/kernel/git/gregkh/pci-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6:
PCI: Add Kconfig option to disable deprecated pci_find_* API
PCI: pciserial_resume_one ignored return value of pci_enable_device
PCI Hotplug: cpqhp_pushbutton_thread(): remove a pointless if() check
PCI: make pci_match_device() static
PCI: Remove 3 incorrect MSI quirks.
PCI: Add MSI INTX_DISABLE quirks for ATI SB700/800 SATA and IXP SB400 USB
PCI: Add quirk for devices which disable MSI when INTX_DISABLE is set.
PCI: Add MSI quirk for ServerWorks HT1000 PCIX bridge.
PCI: Revert "PCI: disable MSI by default on systems with Serverworks HT1000 chips"
David Brownell [Wed, 31 Oct 2007 09:37:37 +0000 (10:37 +0100)]
leds: bugfixes for leds-gpio
Three bugfixes to the leds-gpio driver, plus minor whitespace tweaks:
- Do the INIT_WORK() before registering each LED, so if its trigger
becomes immediately active it can schedule work without oopsing..
- Use normal registration, not platform_driver_probe(), so that
devices appearing "late" (hotplug type) can still be bound.
- Mark the driver remove code as "__devexit", preventing oopses
when the underlying device is removed.
These issues came up when using this driver with some GPIO expanders
living on serial busses, which act unlike "normal" platform devices:
they can appear and vanish along with the serial bus driver.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
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