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| author | Paul Menage <menage@google.com> | 2008-04-29 01:00:04 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-29 08:06:09 -0700 |
| commit | 3116f0e3df0a67ad56f15dd4c5f6cefb04bb4a98 (patch) | |
| tree | 27dc8e1000eb7c3e36157963415a0bc8b8555e44 /kernel/cgroup.c | |
| parent | c27e8818a09bbdfe7c07c629cb2c27e1a742e156 (diff) | |
| download | op-kernel-dev-3116f0e3df0a67ad56f15dd4c5f6cefb04bb4a98.zip op-kernel-dev-3116f0e3df0a67ad56f15dd4c5f6cefb04bb4a98.tar.gz | |
CGroup API files: move "releasable" to cgroup_debug subsystem
The "releasable" control file provided by the cgroup framework exports the
state of a per-cgroup flag that's related to the notify-on-release feature.
This isn't really generally useful, unless you're trying to debug this
particular feature of cgroups.
This patch moves the "releasable" file to the cgroup_debug subsystem.
Signed-off-by: Paul Menage <menage@google.com>
Cc: "Li Zefan" <lizf@cn.fujitsu.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Paul Jackson <pj@sgi.com>
Cc: Pavel Emelyanov <xemul@openvz.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: "YAMAMOTO Takashi" <yamamoto@valinux.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/cgroup.c')
| -rw-r--r-- | kernel/cgroup.c | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 693bcc0..b5ef0c4 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -119,17 +119,6 @@ static int root_count; */ static int need_forkexit_callback; -/* bits in struct cgroup flags field */ -enum { - /* Control Group is dead */ - CGRP_REMOVED, - /* Control Group has previously had a child cgroup or a task, - * but no longer (only if CGRP_NOTIFY_ON_RELEASE is set) */ - CGRP_RELEASABLE, - /* Control Group requires release notifications to userspace */ - CGRP_NOTIFY_ON_RELEASE, -}; - /* convenient tests for these bits */ inline int cgroup_is_removed(const struct cgroup *cgrp) { @@ -1307,7 +1296,6 @@ enum cgroup_filetype { FILE_DIR, FILE_TASKLIST, FILE_NOTIFY_ON_RELEASE, - FILE_RELEASABLE, FILE_RELEASE_AGENT, }; @@ -2186,11 +2174,6 @@ static u64 cgroup_read_notify_on_release(struct cgroup *cgrp, return notify_on_release(cgrp); } -static u64 cgroup_read_releasable(struct cgroup *cgrp, struct cftype *cft) -{ - return test_bit(CGRP_RELEASABLE, &cgrp->flags); -} - /* * for the common functions, 'private' gives the type of file */ @@ -2210,12 +2193,6 @@ static struct cftype files[] = { .write = cgroup_common_file_write, .private = FILE_NOTIFY_ON_RELEASE, }, - - { - .name = "releasable", - .read_u64 = cgroup_read_releasable, - .private = FILE_RELEASABLE, - } }; static struct cftype cft_release_agent = { |
