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| author | Paul Menage <menage@google.com> | 2008-04-29 12:00:03 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-29 19:06:08 +0400 |
| commit | c27e8818a09bbdfe7c07c629cb2c27e1a742e156 (patch) | |
| tree | 2ed583bc69f4224259c00aad8703a0bc452b8469 /mm | |
| parent | c64745cf0f34f2cb08fc28c93d844e583d0d591d (diff) | |
| download | linux-c27e8818a09bbdfe7c07c629cb2c27e1a742e156.tar.xz | |
CGroup API files: drop mem_cgroup_force_empty()
This function isn't needed - a NULL pointer in the cftype read function will
result in the same EINVAL response to userspace.
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 'mm')
| -rw-r--r-- | mm/memcontrol.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 496ab700e0a4..d12795cc7622 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -880,17 +880,6 @@ static ssize_t mem_force_empty_write(struct cgroup *cont, return ret; } -/* - * Note: This should be removed if cgroup supports write-only file. - */ -static ssize_t mem_force_empty_read(struct cgroup *cont, - struct cftype *cft, - struct file *file, char __user *userbuf, - size_t nbytes, loff_t *ppos) -{ - return -EINVAL; -} - static const struct mem_cgroup_stat_desc { const char *msg; u64 unit; @@ -947,7 +936,6 @@ static struct cftype mem_cgroup_files[] = { { .name = "force_empty", .write = mem_force_empty_write, - .read = mem_force_empty_read, }, { .name = "stat", |