userns: Convert quota

[deliverable/linux.git] / init / Kconfig

diff --git a/init/Kconfig b/init/Kconfig
index b3f55f15e1074ca90bfd1cacbba5cd0c68be9ad7..296d48b2603487934c84e2cc06abe7bdd07a12b2 100644 (file)
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -686,7 +686,7 @@ config RESOURCE_COUNTERS
          This option enables controller independent resource accounting
          infrastructure that works with cgroups.
 
-config CGROUP_MEM_RES_CTLR
+config MEMCG
        bool "Memory Resource Controller for Control Groups"
        depends on RESOURCE_COUNTERS
        select MM_OWNER
@@ -709,9 +709,9 @@ config CGROUP_MEM_RES_CTLR
          This config option also selects MM_OWNER config option, which
          could in turn add some fork/exit overhead.
 
-config CGROUP_MEM_RES_CTLR_SWAP
+config MEMCG_SWAP
        bool "Memory Resource Controller Swap Extension"
-       depends on CGROUP_MEM_RES_CTLR && SWAP
+       depends on MEMCG && SWAP
        help
          Add swap management feature to memory resource controller. When you
          enable this, you can limit mem+swap usage per cgroup. In other words,
@@ -726,9 +726,9 @@ config CGROUP_MEM_RES_CTLR_SWAP
          if boot option "swapaccount=0" is set, swap will not be accounted.
          Now, memory usage of swap_cgroup is 2 bytes per entry. If swap page
          size is 4096bytes, 512k per 1Gbytes of swap.
-config CGROUP_MEM_RES_CTLR_SWAP_ENABLED
+config MEMCG_SWAP_ENABLED
        bool "Memory Resource Controller Swap Extension enabled by default"
-       depends on CGROUP_MEM_RES_CTLR_SWAP
+       depends on MEMCG_SWAP
        default y
        help
          Memory Resource Controller Swap Extension comes with its price in
@@ -739,9 +739,9 @@ config CGROUP_MEM_RES_CTLR_SWAP_ENABLED
          For those who want to have the feature enabled by default should
          select this option (if, for some reason, they need to disable it
          then swapaccount=0 does the trick).
-config CGROUP_MEM_RES_CTLR_KMEM
+config MEMCG_KMEM
        bool "Memory Resource Controller Kernel Memory accounting (EXPERIMENTAL)"
-       depends on CGROUP_MEM_RES_CTLR && EXPERIMENTAL
+       depends on MEMCG && EXPERIMENTAL
        default n
        help
          The Kernel Memory extension for Memory Resource Controller can limit
@@ -751,6 +751,21 @@ config CGROUP_MEM_RES_CTLR_KMEM
          the kmem extension can use it to guarantee that no group of processes
          will ever exhaust kernel resources alone.
 
+config CGROUP_HUGETLB
+       bool "HugeTLB Resource Controller for Control Groups"
+       depends on RESOURCE_COUNTERS && HUGETLB_PAGE && EXPERIMENTAL
+       default n
+       help
+         Provides a cgroup Resource Controller for HugeTLB pages.
+         When you enable this, you can put a per cgroup limit on HugeTLB usage.
+         The limit is enforced during page fault. Since HugeTLB doesn't
+         support page reclaim, enforcing the limit at page fault time implies
+         that, the application will get SIGBUS signal if it tries to access
+         HugeTLB pages beyond its limit. This requires the application to know
+         beforehand how much HugeTLB pages it would require for its use. The
+         control group is tracked in the third page lru pointer. This means
+         that we cannot use the controller with huge page less than 3 pages.
+
 config CGROUP_PERF
        bool "Enable perf_event per-cpu per-container group (cgroup) monitoring"
        depends on PERF_EVENTS && CGROUPS
@@ -910,45 +925,13 @@ config UIDGID_CONVERTED
 
        # List of kernel pieces that need user namespace work
        # Features
-       depends on SYSVIPC = n
        depends on IMA = n
        depends on EVM = n
-       depends on KEYS = n
-       depends on AUDIT = n
-       depends on AUDITSYSCALL = n
-       depends on TASKSTATS = n
-       depends on TRACING = n
-       depends on FS_POSIX_ACL = n
-       depends on QUOTA = n
-       depends on QUOTACTL = n
-       depends on DEBUG_CREDENTIALS = n
-       depends on BSD_PROCESS_ACCT = n
-       depends on DRM = n
-       depends on PROC_EVENTS = n
 
        # Networking
-       depends on NET = n
        depends on NET_9P = n
-       depends on IPX = n
-       depends on PHONET = n
-       depends on NET_CLS_FLOW = n
-       depends on NETFILTER_XT_MATCH_OWNER = n
-       depends on NETFILTER_XT_MATCH_RECENT = n
-       depends on NETFILTER_XT_TARGET_LOG = n
-       depends on NETFILTER_NETLINK_LOG = n
-       depends on INET = n
-       depends on IPV6 = n
-       depends on IP_SCTP = n
-       depends on AF_RXRPC = n
-       depends on LLC2 = n
-       depends on NET_KEY = n
-       depends on INET_DIAG = n
-       depends on DNS_RESOLVER = n
-       depends on AX25 = n
-       depends on ATALK = n
 
        # Filesystems
-       depends on USB_DEVICEFS = n
        depends on USB_GADGETFS = n
        depends on USB_FUNCTIONFS = n
        depends on DEVTMPFS = n
@@ -965,9 +948,7 @@ config UIDGID_CONVERTED
        depends on CEPH_FS = n
        depends on CIFS = n
        depends on CODA_FS = n
-       depends on CONFIGFS_FS = n
        depends on CRAMFS = n
-       depends on DEBUG_FS = n
        depends on ECRYPT_FS = n
        depends on EFS_FS = n
        depends on EXOFS_FS = n
@@ -1004,9 +985,6 @@ config UIDGID_CONVERTED
        depends on !UML || HOSTFS = n
 
        # The rare drivers that won't build
-       depends on AIRO = n
-       depends on AIRO_CS = n
-       depends on TUN = n
        depends on INFINIBAND_QIB = n
        depends on BLK_DEV_LOOP = n
        depends on ANDROID_BINDER_IPC = n