Chuck Lever [Fri, 26 Oct 2007 17:32:08 +0000 (13:32 -0400)]
NFS: Change sign of some loop indices in nfs4xdr.c
Nit: Eliminate some mixed sign comparisons in loop indices.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Chuck Lever [Fri, 26 Oct 2007 17:32:03 +0000 (13:32 -0400)]
NFS: Use unsigned intermediates for manipulating header lengths (NFSv4 XDR)
Clean up: prevent length underflow and mixed sign comparison when
unmarshalling NFS version 4 getacl, readdir, and readlink replies.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Chuck Lever [Fri, 26 Oct 2007 17:31:57 +0000 (13:31 -0400)]
NFS: Use unsigned intermediates for manipulating header lengths (NFSv3 XDR)
Clean up: prevent length underflow and mixed sign comparisons when
unmarshalling NFS version 3 read, readdir, and readlink replies.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Chuck Lever [Fri, 26 Oct 2007 17:31:52 +0000 (13:31 -0400)]
NFS: Use unsigned intermediates for manipulating header lengths (NFSv2 XDR)
Clean up: prevent length underflow and mixed sign comparisons when
unmarshalling NFS version 2 read, readdir, and readlink replies.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Chuck Lever [Fri, 26 Oct 2007 17:31:47 +0000 (13:31 -0400)]
NFS: Ensure nfs_wcc_update_inode always converts file size to loff_t
The nfs_wcc_update_inode() function omits logic to convert the type of
the NFS on-the-wire value of a file's size (__u64) to the type of file
size value stored in struct inode (loff_t, which is signed).
Everywhere else in the NFS client I checked already correctly converts the
file size type.
This effects only very large files.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Chuck Lever [Fri, 26 Oct 2007 17:31:04 +0000 (13:31 -0400)]
SUNRPC: Remove an unneeded implicit type cast when calling rpc_depopulate()
The two arguments of rpc_depopulate() that pass in inode numbers should use
the same type as inode->i_ino: unsigned long.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Chuck Lever [Fri, 26 Oct 2007 17:30:59 +0000 (13:30 -0400)]
SUNRPC: temp var should match return type of xdr_skb_read_actor
The return type of xdr_skb_read_actor functions is size_t. This fixes a
nit I unwittingly overlooked in commit
dd456471.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Chuck Lever [Fri, 26 Oct 2007 17:30:54 +0000 (13:30 -0400)]
SUNRPC: Check a return result
Minor: Replace an empty if statement with a debugging dprintk.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Cc: Thomas Talpey <Thomas.Talpey@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Chuck Lever [Fri, 26 Oct 2007 17:30:49 +0000 (13:30 -0400)]
SUNRPC: Fix an unnecessary implicit type cast in rpcrdma_count_chunks()
Nit: rl_nchunks is an unsigned integer, so pass it into
rpcrdma_count_chunks() via an unsigned integer argument. This eliminates
a harmless mixed sign comparison in rpcrdma_count_chunks()
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Cc: Thomas Talpey <Thomas.Talpey@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Chuck Lever [Fri, 26 Oct 2007 17:30:43 +0000 (13:30 -0400)]
SUNRPC: Prevent mixed sign comparisons in rpcrdma_convert_iovs()
Keep the type of the buffer position the same during iovec conversion to
reduce the likelihood of unexpected results from comparisons and length
computations.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Cc: Thomas Talpey <Thomas.Talpey@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Wed, 18 Jul 2007 22:32:38 +0000 (18:32 -0400)]
SUNRPC: Remove the obsolete RPC_WAITQ macro
Now that we've killed off all the users.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Wed, 18 Jul 2007 17:24:19 +0000 (13:24 -0400)]
SUNRPC: Cleanup to remove the last users of the RPC_WAITQ declaration
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Thu, 25 Oct 2007 22:42:55 +0000 (18:42 -0400)]
SUNRPC: Unexport rpc_init_task() and rpc_execute()
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Thu, 25 Oct 2007 22:42:54 +0000 (18:42 -0400)]
NFS/SUNRPC: Convert users of rpc_init_task+rpc_execute to rpc_run_task()
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Thu, 25 Oct 2007 22:42:53 +0000 (18:42 -0400)]
SUNRPC: allow the caller of rpc_run_task to preallocate the struct rpc_task
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Thu, 25 Oct 2007 22:42:21 +0000 (18:42 -0400)]
SUNRPC: Remove the now unused function rpc_call_setup()
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Sat, 14 Jul 2007 19:40:01 +0000 (15:40 -0400)]
NFS/SUNRPC: Convert all users of rpc_call_setup()
Replace use of rpc_call_setup() with rpc_init_task(), and in cases where we
need to initialise task->tk_action, with rpc_call_start().
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Sat, 14 Jul 2007 19:40:00 +0000 (15:40 -0400)]
NFS: Clean up the (commit|read|write)_setup() callback routines
Move the common code for setting up the nfs_write_data and nfs_read_data
structures into fs/nfs/read.c, fs/nfs/write.c and fs/nfs/direct.c.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Thu, 25 Oct 2007 22:32:34 +0000 (18:32 -0400)]
SUNRPC: Allow rpc_init_task() to initialise the rpc_task->tk_msg
In preparation for the removal of rpc_call_setup().
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Thu, 25 Oct 2007 22:40:21 +0000 (18:40 -0400)]
SUNRPC: Add a helper rpc_call_start() that initialises task->tk_action
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Thu, 25 Oct 2007 22:19:37 +0000 (18:19 -0400)]
SUNRPC: Mask signals across the call to rpc_call_setup() in rpc_run_task
To ensure that the RPCSEC_GSS upcall is performed with the correct sigmask.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Sat, 14 Jul 2007 19:40:00 +0000 (15:40 -0400)]
SUNRPC: Clean up the initialisation of priority queue scheduling info.
We want the default scheduling priority (priority == 0) to remain
RPC_PRIORITY_NORMAL.
Also ensure that the priority wait queue scheduling is per process id
instead of sometimes being per thread, and sometimes being per inode.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Sat, 14 Jul 2007 19:39:59 +0000 (15:39 -0400)]
SUNRPC: Clean up rpc_run_task
Make it use the new task initialiser structure instead of acting as a
wrapper.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Sat, 14 Jul 2007 19:39:59 +0000 (15:39 -0400)]
SUNRPC: Cleanup of rpc_task initialisation
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Sat, 14 Jul 2007 19:39:59 +0000 (15:39 -0400)]
SUNRPC: Restrict sunrpc client exports
The sunrpc client exports are not meant to be part of any official kernel
API: they can change at the drop of a hat. Mark them as internal functions
using EXPORT_SYMBOL_GPL.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Sat, 14 Jul 2007 19:39:58 +0000 (15:39 -0400)]
SUNRPC: Move exported declarations to the function declarations
Do this for all RPC client related functions and XDR functions.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
J. Bruce Fields [Tue, 6 Nov 2007 18:06:03 +0000 (13:06 -0500)]
sunrpc: document the rpc_pipefs kernel api
Add kerneldoc comments for the rpc_pipefs.c functions that are exported.
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 1 Jan 2008 23:42:12 +0000 (18:42 -0500)]
SUNRPC: Reconnect immediately whenever the server isn't refusing it.
If we've disconnected from the server, rather than the other way round,
then it makes little sense to wait 3 seconds before reconnecting.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 6 Nov 2007 23:44:20 +0000 (18:44 -0500)]
SUNRPC: Rename xprt_disconnect()
xprt_disconnect() should really only be called when the transport shutdown
is completed, and it is time to wake up any pending tasks. Rename it to
xprt_disconnect_done() in order to reflect the semantical change.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 6 Nov 2007 23:40:12 +0000 (18:40 -0500)]
SUNRPC: Make call_status()/call_decode() call xprt_force_disconnect()
Move the calls to xprt_disconnect() over to xprt_force_disconnect() in
order to enable the transport layer to manage the state of the
XPRT_CONNECTED flag.
Ditto in xs_tcp_read_fraghdr().
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 6 Nov 2007 23:28:53 +0000 (18:28 -0500)]
SUNRPC: xprt_autoclose() should not call xprt_disconnect()
The transport layer should do that itself whenever appropriate.
Note that the RDMA transport already assumes that it needs to call
xprt_disconnect in xprt_rdma_close().
For TCP sockets, we want to call xprt_disconnect() only after the
connection has been closed by both ends.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Mon, 5 Nov 2007 20:44:12 +0000 (15:44 -0500)]
SUNRPC: Use shutdown() instead of close() when disconnecting a TCP socket
By using shutdown() rather than close() we allow the RPC client to wait
for the TCP close handshake to complete before we start trying to reconnect
using the same port.
We use shutdown(SHUT_WR) only instead of shutting down both directions,
however we wait until the server has closed the connection on its side.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Mon, 31 Dec 2007 21:19:17 +0000 (16:19 -0500)]
SUNRPC: TCP clear XPRT_CLOSE_WAIT when the socket is closed for writes
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Mon, 5 Nov 2007 22:42:39 +0000 (17:42 -0500)]
SUNRPC: Allow the client to detect if the TCP connection is closed
Add an xprt->state bit to enable the TCP ->state_change() method to signal
whether or not the TCP connection is in the process of closing down.
This will to be used by the reconnection logic in a separate patch.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Mon, 5 Nov 2007 22:40:58 +0000 (17:40 -0500)]
SUNRPC: Fix TCP rebinding logic
Currently the TCP rebinding logic assumes that if we're not using a
reserved port, then we don't need to reconnect on the same port if a
disconnection event occurs. This breaks most RPC duplicate reply cache
implementations.
Also take into account the fact that xprt_min_resvport and
xprt_max_resvport may change while we're reconnecting, since the user may
change them at any time via the sysctls. Ensure that we check the port
boundaries every time we loop in xs_bind4/xs_bind6. Also ensure that if the
boundaries change, we only scan the ports a maximum of 2 times.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 6 Nov 2007 15:18:36 +0000 (10:18 -0500)]
SUNRPC: Fix a race in xs_tcp_state_change()
When scheduling the autoclose RPC call, we want to ensure that we don't
race against the test_bit() call in xprt_clear_locked().
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Steve Dickson [Thu, 8 Nov 2007 09:05:04 +0000 (04:05 -0500)]
NFS: Stop sillyname renames and unmounts from racing
Added an active/deactive mechanism to the nfs_server structure
allowing async operations to hold off umount until the
operations are done.
Signed-off-by: Steve Dickson <steved@redhat.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 8 Jan 2008 22:56:07 +0000 (17:56 -0500)]
NFSv4: Clean up the OPEN/CLOSE serialisation code
Reduce the time spent locking the rpc_sequence structure by queuing the
nfs_seqid only when we are ready to take the lock (when calling
nfs_wait_on_sequence).
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 22 Jan 2008 22:13:07 +0000 (17:13 -0500)]
NFS: Clean up the write request locking.
Ensure that we set/clear NFS_PAGE_TAG_LOCKED when the nfs_page is hashed.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 22 Jan 2008 22:13:06 +0000 (17:13 -0500)]
NFS: Optimise nfs_vm_page_mkwrite()
The current model locks the page twice for no good reason. Optimise by
inlining the parts of nfs_write_begin()/nfs_write_end() that we care about.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 29 Jan 2008 00:43:19 +0000 (19:43 -0500)]
NFS: Ensure that we eject stale inodes as soon as possible
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 29 Jan 2008 00:43:18 +0000 (19:43 -0500)]
NFS: Handle -ENOENT errors in unlink()/rmdir()/rename()
If the server returns an ENOENT error, we still need to do a d_delete() in
order to ensure that the dentry is deleted.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Tue, 29 Jan 2008 00:42:59 +0000 (19:42 -0500)]
NFS: Sillyrename: in the case of a race, check aliases are really positive
In nfs_do_call_unlink() we check that we haven't raced, and that lookup()
hasn't created an aliased dentry to our sillydeleted dentry. If somebody
has deleted the file on the server and the lookup() resulted in a negative
dentry, then ignore...
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Trond Myklebust [Sat, 26 Jan 2008 22:37:47 +0000 (17:37 -0500)]
NFS: Fix a sillyrename race...
Ensure that readdir revalidates its data cache after blocking on
sillyrename.
Also fix a typo in nfs_do_call_unlink(): swap the ^= for an |=. The result
is the same, since we've already checked that the flag is unset, but it
makes the code more readable.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Linus Torvalds [Tue, 29 Jan 2008 22:54:54 +0000 (09:54 +1100)]
Mostly revert "e1000/e1000e: Move PCI-Express device IDs over to e1000e"
The new e1000e driver is apparently not yet suitable for general use, so
mark it experimental, and re-instate all the PCI-Express device IDs in
the old and stable e1000 driver so that people (namely me) can continue
to use a driver that actually works.
Auke & co have been appraised of the situation.
Cc: Auke Kok <auke-jan.h.kok@intel.com>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: David Miller <davem@davemloft.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Jens Axboe [Tue, 29 Jan 2008 20:05:57 +0000 (21:05 +0100)]
splice: fix problem with atime not being updated
A bug report on nfsd that states that since it was switched to use
splice instead of sendfile, the atime was no longer being updated
on the input file. do_generic_mapping_read() does this when accessing
the file, make splice do it for the direct splice handler.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jan Engelhardt [Tue, 29 Jan 2008 19:57:51 +0000 (20:57 +0100)]
block: constify function pointer tables
Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Tue, 29 Jan 2008 18:46:02 +0000 (19:46 +0100)]
cciss: fix bug in overriding ->data_len before completion
For BLOCK_PC requests, we need that length for completing the request.
Andrew Vasquez <andrew.vasquez@qlogic.com> reported the following
oops
Hitting a consistent BUG() with recent Linus' linux-2.6.git:
[ 12.941428] ------------[ cut here ]------------
[ 12.944874] kernel BUG at drivers/block/cciss.c:1260!
[ 12.944874] invalid opcode: 0000 [1] SMP
[ 12.944874] CPU 0
[ 12.944874] Modules linked in:
[ 12.944874] Pid: 0, comm: swapper Not tainted 2.6.24 #43
[ 12.944874] RIP: 0010:[<
ffffffff8039e43d>] [<
ffffffff8039e43d>] cciss_softirq_done+0xbc/0x1bf
[ 12.944874] RSP: 0018:
ffffffff8063aed0 EFLAGS:
00010202
[ 12.944874] RAX:
0000000000000001 RBX:
ffff8100cf800010 RCX:
ffff81042f1253b0
[ 12.944874] RDX:
ffff81042de398f0 RSI:
ffff81042de398f0 RDI:
0000000000000001
[ 12.944874] RBP:
ffff81042daa0000 R08:
ffff81042f1253b0 R09:
0000000000000001
[ 12.944874] R10:
00000000000000fe R11:
0000000000000000 R12:
0000000000000002
[ 12.944874] R13:
0000000000000001 R14:
ffff8100cf800000 R15:
ffff81042de398f0
[ 12.944874] FS:
0000000000000000(0000) GS:
ffffffff805bb000(0000) knlGS:
0000000000000000
[ 12.944874] CS: 0010 DS: 0018 ES: 0018 CR0:
000000008005003b
[ 12.944874] CR2:
00002afed7eea340 CR3:
000000042dbba000 CR4:
00000000000006e0
[ 12.944874] DR0:
0000000000000000 DR1:
0000000000000000 DR2:
0000000000000000
[ 12.944874] DR3:
0000000000000000 DR6:
00000000ffff0ff0 DR7:
0000000000000400
[ 12.944874] Process swapper (pid: 0, threadinfo
ffffffff805f4000, task
ffffffff805624a0)
[ 12.944874] Stack:
0000000000000000 ffffffff8063af10 0000000000000001 ffffffff80632d60
[ 12.944874]
0000000000000000 000000000000000a ffffffff805bb900 ffffffff8032038f
[ 12.944874]
ffffffff8063af10 ffffffff8063af10 ffffffff805bb940 ffffffff802346b4
[ 12.944874] Call Trace:
[ 12.944874] <IRQ> [<
ffffffff8032038f>] blk_done_softirq+0x69/0x78
[ 12.944874] [<
ffffffff802346b4>] __do_softirq+0x6f/0xd8
[ 12.944874] [<
ffffffff8020c45c>] call_softirq+0x1c/0x30
[ 12.944874] [<
ffffffff8020e347>] do_softirq+0x30/0x80
[ 12.944874] [<
ffffffff8020e409>] do_IRQ+0x72/0xd9
[ 12.944874] [<
ffffffff8020a50a>] mwait_idle+0x0/0x46
[ 12.944874] [<
ffffffff8020a3da>] default_idle+0x0/0x3d
[ 12.944874] [<
ffffffff8020b7e1>] ret_from_intr+0x0/0xa
[ 12.944874] <EOI> [<
ffffffff8020a54c>] mwait_idle+0x42/0x46
[ 12.944874] [<
ffffffff8020a481>] cpu_idle+0x6a/0xae
[ 12.944874]
[ 12.944874]
[ 12.944874] Code: 0f 0b eb fe 48 8d 85 d8 c0 00 00 48 89 04 24 48 89 c7 e8 e5
[ 12.944874] RIP [<
ffffffff8039e43d>] cciss_softirq_done+0xbc/0x1bf
[ 12.944874] RSP <
ffffffff8063aed0>
[ 12.944903] ---[ end trace
e9c631603f90d22f ]---
which is caused by blk_end_request() returning 'not done' for a request,
since it gets asked to complete zero bytes.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Martin K. Petersen [Tue, 29 Jan 2008 18:14:08 +0000 (19:14 +0100)]
Expose hardware sector size
Expose hardware sector size in sysfs queue directory.
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Martin K. Petersen [Tue, 29 Jan 2008 18:12:06 +0000 (19:12 +0100)]
Fix blktrace compile warning
request_queue_t is deprecated
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Tue, 29 Jan 2008 13:08:06 +0000 (14:08 +0100)]
block: fix warning on compile with CONFIG_BLOCK
struct io_context was not defined, just add an empty forward decl.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Tue, 29 Jan 2008 13:04:06 +0000 (14:04 +0100)]
block: ll_rw_blk.c split, add blk-merge.c
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Tue, 29 Jan 2008 12:55:40 +0000 (13:55 +0100)]
block: remove dated (and wrong) comment in blk-core.c
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Tue, 29 Jan 2008 12:54:41 +0000 (13:54 +0100)]
block: get rid of unnecessary forward declarations in blk-core.c
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Tue, 29 Jan 2008 13:53:40 +0000 (14:53 +0100)]
block: continue ll_rw_blk.c splitup
Adds files for barrier handling, rq execution, io context handling,
mapping data to requests, and queue settings.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Tue, 29 Jan 2008 13:51:59 +0000 (14:51 +0100)]
block: split tag and sysfs handling from blk-core.c
Seperates the tag and sysfs handling from ll_rw_blk.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Tue, 29 Jan 2008 13:49:21 +0000 (14:49 +0100)]
block: first step of splitting ll_rw_blk, rename it
Then we retain history in blk-core.c
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Jens Axboe [Tue, 29 Jan 2008 20:54:53 +0000 (21:54 +0100)]
xsysace: end request handling fix
In ace_fsm_dostate(), the variable 'i' was used only for passing
sector size of the request to end_that_request_first().
So I removed it and changed the code to pass the size in bytes
directly to __blk_end_request()
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Linus Torvalds [Tue, 29 Jan 2008 11:54:01 +0000 (22:54 +1100)]
Merge git://git./linux/kernel/git/davem/net-2.6.25
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.25: (1470 commits)
[IPV6] ADDRLABEL: Fix double free on label deletion.
[PPP]: Sparse warning fixes.
[IPV4] fib_trie: remove unneeded NULL check
[IPV4] fib_trie: More whitespace cleanup.
[NET_SCHED]: Use nla_policy for attribute validation in ematches
[NET_SCHED]: Use nla_policy for attribute validation in actions
[NET_SCHED]: Use nla_policy for attribute validation in classifiers
[NET_SCHED]: Use nla_policy for attribute validation in packet schedulers
[NET_SCHED]: sch_api: introduce constant for rate table size
[NET_SCHED]: Use typeful attribute parsing helpers
[NET_SCHED]: Use typeful attribute construction helpers
[NET_SCHED]: Use NLA_PUT_STRING for string dumping
[NET_SCHED]: Use nla_nest_start/nla_nest_end
[NET_SCHED]: Propagate nla_parse return value
[NET_SCHED]: act_api: use PTR_ERR in tcf_action_init/tcf_action_get
[NET_SCHED]: act_api: use nlmsg_parse
[NET_SCHED]: act_api: fix netlink API conversion bug
[NET_SCHED]: sch_netem: use nla_parse_nested_compat
[NET_SCHED]: sch_atm: fix format string warning
[NETNS]: Add namespace for ICMP replying code.
...
Linus Torvalds [Tue, 29 Jan 2008 11:48:03 +0000 (22:48 +1100)]
Merge branch 'upstream' of git://ftp.linux-mips.org/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (68 commits)
[MIPS] remove Documentation/mips/GT64120.README
[MIPS] Malta: remaining bits of the board support code cleanup
[MIPS] Malta: make the helper function static
[MIPS] Malta: fix braces at single statement blocks
[MIPS] Malta, Atlas: move an extern function declaration to the header file
[MIPS] Malta: Use C89 style for comments
[MIPS] Malta: else should follow close brace in malta_int.c
[MIPS] Malta: remove a superfluous comment
[MIPS] Malta: include <linux/cpu.h> instead of <asm/cpu.h>
[MIPS] Malta, Atlas, Sead: remove an extern from .c files
[MIPS] Malta: fix oversized lines in malta_int.c
[MIPS] Malta: remove a dead function declaration
[MIPS] Malta: use tabs not spaces
[MIPS] Malta: set up the screen info in a separate function
[MIPS] Malta: check the PCI clock frequency in a separate function
[MIPS] Malta: use the KERN_ facility level in printk()
[MIPS] Malta: use Linux kernel style for structure initialization
[MIPS]: constify function pointer tables
[MIPS] compat: handle argument endianess of sys32_(f)truncate64 with merge_64
[MIPS] Cobalt 64-bits kernels can be safely unmarked experimental
...
Linus Torvalds [Tue, 29 Jan 2008 11:46:14 +0000 (22:46 +1100)]
Merge git://git./linux/kernel/git/sam/kbuild
* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild: (79 commits)
Remove references to "make dep"
kconfig: document use of HAVE_*
Introduce new section reference annotations tags: __ref, __refdata, __refconst
kbuild: warn about ld added unique sections
kbuild: add verbose option to Section mismatch reporting in modpost
kconfig: tristate choices with mixed tristate and boolean values
asm-generic/vmlix.lds.h: simplify __mem{init,exit}* dependencies
remove __attribute_used__
kbuild: support ARCH=x86 in buildtar
kconfig: remove "enable"
kbuild: simplified warning report in modpost
kbuild: introduce a few helpers in modpost
kbuild: use simpler section mismatch warnings in modpost
kbuild: link vmlinux.o before kallsyms passes
kbuild: introduce new option to enhance section mismatch analysis
Use separate sections for __dev/__cpu/__mem code/data
compiler.h: introduce __section()
all archs: consolidate init and exit sections in vmlinux.lds.h
kbuild: check section names consistently in modpost
kbuild: introduce blacklisting in modpost
...
Linus Torvalds [Tue, 29 Jan 2008 11:45:39 +0000 (22:45 +1100)]
Merge branch 'master' of git://git./linux/kernel/git/rusty/linux-2.6-for-linus
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus:
Module: check to see if we have a built in module with the same name
module: add module taint on ndiswrapper
module: fix the module name length in param_sysfs_builtin
module: make module_address_lookup safe
module: better OOPS and lockdep coverage for loading modules
module: Fix gratuitous sprintf in module.c
module: wait for dependent modules doing init.
module: Don't report discarded init pages as kernel text.
Linus Torvalds [Tue, 29 Jan 2008 11:43:38 +0000 (22:43 +1100)]
Merge branch 'for_linus' of git://git./linux/kernel/git/tytso/ext4
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (50 commits)
jbd2: sparse pointer use of zero as null
jbd2: Use round-jiffies() function for the "5 second" ext4/jbd2 wakeup
jbd2: Mark jbd2 slabs as SLAB_TEMPORARY
jbd2: add lockdep support
ext4: Use the ext4_ext_actual_len() helper function
ext4: fix uniniatilized extent splitting error
ext4: Check for return value from sb_set_blocksize
ext4: Add stripe= option to /proc/mounts
ext4: Enable the multiblock allocator by default
ext4: Add multi block allocator for ext4
ext4: Add new functions for searching extent tree
ext4: Add ext4_find_next_bit()
ext4: fix up EXT4FS_DEBUG builds
ext4: Fix ext4_show_options to show the correct mount options.
ext4: Add EXT4_IOC_MIGRATE ioctl
ext4: Add inode version support in ext4
vfs: Add 64 bit i_version support
ext4: Add the journal checksum feature
jbd2: jbd2 stats through procfs
ext4: Take read lock during overwrite case.
...
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:57 +0000 (19:52 +0300)]
[MIPS] remove Documentation/mips/GT64120.README
Based upon the 2.4 kernel, the information presented in the
Documentation/mips/GT64120.README file is outdated. Worse,
the document contents are plain misleading nowadays because
the text mentions files and directories, which have been
deleted, moved or restructured for 2.6.
This patch removes the documentation, which is no more valid.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:56 +0000 (19:52 +0300)]
[MIPS] Malta: remaining bits of the board support code cleanup
This patch factors out the code, which handles the Bonito system
controller. The case of not supporting the DMA coherency is handled
separately to make the logic obvious. Besides, a couple of empty
lines added to beautify the code even further.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:55 +0000 (19:52 +0300)]
[MIPS] Malta: make the helper function static
One helper function can become static. This patch adds the needed
keyword.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:54 +0000 (19:52 +0300)]
[MIPS] Malta: fix braces at single statement blocks
This patch fixes a couple of warnings reported by checkpatch.pl.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:53 +0000 (19:52 +0300)]
[MIPS] Malta, Atlas: move an extern function declaration to the header file
This was compile-tested using default configs for the boards
affected by this change.
This patch does not introduce any functional changes.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:52 +0000 (19:52 +0300)]
[MIPS] Malta: Use C89 style for comments
Remove comments in C99 style and make checkpatch.pl happy.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:51 +0000 (19:52 +0300)]
[MIPS] Malta: else should follow close brace in malta_int.c
This patch fixes two errors reported by checkpatch.pl.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:50 +0000 (19:52 +0300)]
[MIPS] Malta: remove a superfluous comment
Using the "We die here" comment right before calling the die()
function is an extremely vivid example of overcommenting.
Remove the redundant comment and save one line.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:49 +0000 (19:52 +0300)]
[MIPS] Malta: include <linux/cpu.h> instead of <asm/cpu.h>
The checkpatch.pl script reported a few warnings about header files.
This patch fixes these warnings.
Compile-tested using the default Malta config.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:48 +0000 (19:52 +0300)]
[MIPS] Malta, Atlas, Sead: remove an extern from .c files
This patch moves the "extern" declaration for the function
mips_reboot_setup() from the board setup .c files to the
header file include/asm-mips/mips-boards/generic.h.
This fixes a warning produced by the checkpatch.pl script.
No functional changes introduced.
This was compile-tested by building the kernel for all
three boards affected by this change. All builds finished
successfully.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:47 +0000 (19:52 +0300)]
[MIPS] Malta: fix oversized lines in malta_int.c
This patch fixes all "line over 80 characters" warnings found
in arch/mips/mips-boards/malta/malta_int.c by the checkpatch.pl
script.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:46 +0000 (19:52 +0300)]
[MIPS] Malta: remove a dead function declaration
Neither is the mips_rtc_get_time() routine defined anywhere in
the MIPS architecture-specific code, nor does anyone call it any
more. This patch removes the extern declaration of this fossil.
This patch does not introduce any functional changes.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:45 +0000 (19:52 +0300)]
[MIPS] Malta: use tabs not spaces
This patch fixes all "use tabs not spaces" warnings reported by
the checkpatch.pl script on the board-specific files.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:44 +0000 (19:52 +0300)]
[MIPS] Malta: set up the screen info in a separate function
This patch adds a separate short and sweet function to initialize
the screen_info global variable.
This improves readability of the Malta board setup code.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:43 +0000 (19:52 +0300)]
[MIPS] Malta: check the PCI clock frequency in a separate function
This patch adds a separate short and sweet function to check the
PCI clock frequency. This is to improve readability of the Malta
setup code.
Along the way, a couple of coding style violations are fixed.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:42 +0000 (19:52 +0300)]
[MIPS] Malta: use the KERN_ facility level in printk()
This patch adds the KERN_ macros to printk() calls. Where applicable,
spaces are replaced by tabs.
These changes noticeably reduce the number of errors and warnings
reported by the checkpatch.pl script for the malta_int.c file.
Before the patch: total: 47 errors, 20 warnings, 354 lines checked
After the patch: total: 34 errors, 7 warnings, 355 lines checked
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Dmitri Vorobiev [Thu, 24 Jan 2008 16:52:41 +0000 (19:52 +0300)]
[MIPS] Malta: use Linux kernel style for structure initialization
This patch reformats the structure initialization code thus
making the latter look idiomatic.
No functional changes introduced.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Jan Engelhardt [Tue, 22 Jan 2008 19:42:33 +0000 (20:42 +0100)]
[MIPS]: constify function pointer tables
Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Ralf Baechle [Tue, 29 Jan 2008 10:15:02 +0000 (10:15 +0000)]
[MIPS] compat: handle argument endianess of sys32_(f)truncate64 with merge_64
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Florian Fainelli [Tue, 15 Jan 2008 18:42:57 +0000 (19:42 +0100)]
[MIPS] Cobalt 64-bits kernels can be safely unmarked experimental
64-bits Cobalt kernels run fine.
Signed-off-by: Florian Fainelli <florian.fainelli@telecomint.eu>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Ralf Baechle [Tue, 29 Jan 2008 10:15:02 +0000 (10:15 +0000)]
[MIPS] Qemu: Remove platform.
The Qemu platform was originally implemented to have an easily supportable
platform until Qemu reaches a state where it emulates a real world system.
Since the latest release Qemu is capable of emulating the MIPSsim and
Malta platforms, so this goal has been reached. The Qemu plaform is also
rather underfeatured so less useful than a Malta emulation.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Vitaly Wool [Sat, 12 Jan 2008 13:03:40 +0000 (16:03 +0300)]
[MIPS] pnx8xxx: clocksource cleanups
Signed-off-by: Vitaly Wool <vitalywool@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Daniel Walker [Fri, 11 Jan 2008 04:53:21 +0000 (20:53 -0800)]
[MIPS] Lasat: Convert pvc_sem semaphore to mutex
I also changed the name to pvc_mutex, and moved the define to the file
it's used in which allows it to be static.
Signed-off-by: Daniel Walker <dwalker@mvista.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Florian Fainelli [Mon, 7 Jan 2008 18:00:46 +0000 (19:00 +0100)]
[MIPS] MTX-1: Add GPIO system button
This patch adds support for the GPIO connected system button on the MTX-1
boards. Default configuration is updated accordingly.
Signed-off-by: Florian Fainelli <florian.fainelli@telecomint.eu>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Ralf Baechle [Tue, 29 Jan 2008 10:15:01 +0000 (10:15 +0000)]
[MIPS] Delete CONFIG_MSP_FPGA
Originally noticed by Jiri Olsa <olsajiri@gmail.com>.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Yoichi Yuasa [Wed, 12 Dec 2007 13:39:54 +0000 (22:39 +0900)]
[MIPS] move the eXcite local config to excitedirectory
Moved the eXcite local config to excite directory.
Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Yoichi Yuasa [Wed, 12 Dec 2007 13:23:13 +0000 (22:23 +0900)]
[MIPS] add cpu_wait() to machine_halt()
Added cpu_wait() to machine_halt().
For the power reduction in halt.
Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Yoichi Yuasa [Wed, 12 Dec 2007 13:20:19 +0000 (22:20 +0900)]
[MIPS] remove unneeded button check for reset
Removed unneeded button check for reset.
Because, the Cobalt has power switch.
Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Yoichi Yuasa [Wed, 12 Dec 2007 13:11:09 +0000 (22:11 +0900)]
[MIPS] move vr41xx_calculate_clock_frequency() to plat_time_init()
Moved vr41xx_calculate_clock_frequency() to plat_time_init().
This function relates to the timer function.
Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Yoichi Yuasa [Sun, 9 Dec 2007 12:19:36 +0000 (21:19 +0900)]
[MIPS] time: remove unused mips_timer_state()
Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Ralf Baechle [Tue, 29 Jan 2008 10:15:00 +0000 (10:15 +0000)]
[MIPS] Altas, Malta: Switch boot file format to raw.
A raw binary boots about twice as fast as SREC.
The possibility to generate SREC binaries remains by simply using the
vmlinux.srec target but seems only useful for the probably hypothetical
case where one of these systems is booted over a serial interface.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Ralf Baechle [Tue, 29 Jan 2008 10:15:00 +0000 (10:15 +0000)]
[MIPS] fixmap: delete unused __set_fixmap, set_fixmap and set_fixmap_nocache
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Ralf Baechle [Tue, 29 Jan 2008 10:14:59 +0000 (10:14 +0000)]
[MIPS] Extend performance counter event field.
The latest draft version of the MIPS Architecture Specification extends the
6 bit event field by adding a directly adjacent 4-bit EventExt field for a
total of 10 bits.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Thomas Bogendoerfer [Fri, 4 Jan 2008 22:31:07 +0000 (23:31 +0100)]
[MIPS] RM: Collected changes
- EISA support for non PCI RMs (RM200 and RM400-xxx). The major part
is the splitting of the EISA and onboard ISA of the RM200, which
makes the EISA bus on the RM200 look like on other RMs.
- 64bit kernel support
- system type detection is now common for big and little endian
- moved sniprom code to arch/mips/fw
- added call_o32 function to arch/mips/fw/lib, which uses a private
stack for calling prom functions
- fix problem with ISA interrupts, which makes using PIT clockevent
possible
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Manuel Lauss [Thu, 6 Dec 2007 08:07:55 +0000 (09:07 +0100)]
[MIPS] Alchemy: Au1210/Au1250 CPU support
This patch adds IDs for new Au1200 variants: Au1210 and Au1250.
They are essentially identical to the Au1200 except for the Au1210
which has a different SoC-ID in the PRId register [bits 31:24].
The Au1250 is a "Au1200 V0.2".
Signed-off-by: Manuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Ralf Baechle [Tue, 29 Jan 2008 10:14:59 +0000 (10:14 +0000)]
[MIPS] Eleminate local symbols from the symbol table.
These symbols appear in oprofile output, stacktraces and similar but only
make the output harder to read. Many identical symbol names such as
"both_aligned" were also being used in multiple source files making it
impossible to see which file actually was meant. So let's get rid of them.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Ralf Baechle [Tue, 29 Jan 2008 10:14:59 +0000 (10:14 +0000)]
[MIPS] Fulong: don't reinitialize pci_probe_only to it's default value.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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