The patch titled
memcgroup: use triggers in force_empty and max_usage files
has been removed from the -mm tree. Its filename was
memcgroup-use-triggers-in-force_empty-and-max_usage-files.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: memcgroup: use triggers in force_empty and max_usage files
From: Pavel Emelyanov <xemul@xxxxxxxxxx>
These two files are essentially event callbacks. They do not care about the
contents of the string, but only about the fact of the write itself.
Signed-off-by: Pavel Emelyanov <xemul@xxxxxxxxxx>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Cc: Balbir Singh <balbir@xxxxxxxxxx>
Cc: Paul Menage <menage@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memcontrol.c | 21 ++++++---------------
1 file changed, 6 insertions(+), 15 deletions(-)
diff -puN mm/memcontrol.c~memcgroup-use-triggers-in-force_empty-and-max_usage-files mm/memcontrol.c
--- a/mm/memcontrol.c~memcgroup-use-triggers-in-force_empty-and-max_usage-files
+++ a/mm/memcontrol.c
@@ -857,27 +857,18 @@ static ssize_t mem_cgroup_write(struct c
mem_cgroup_write_strategy);
}
-static ssize_t mem_cgroup_max_reset(struct cgroup *cont, struct cftype *cft,
- struct file *file, const char __user *userbuf,
- size_t nbytes, loff_t *ppos)
+static int mem_cgroup_max_reset(struct cgroup *cont, unsigned int event)
{
struct mem_cgroup *mem;
mem = mem_cgroup_from_cont(cont);
res_counter_reset_max(&mem->res);
- return nbytes;
+ return 0;
}
-static ssize_t mem_force_empty_write(struct cgroup *cont,
- struct cftype *cft, struct file *file,
- const char __user *userbuf,
- size_t nbytes, loff_t *ppos)
+static int mem_force_empty_write(struct cgroup *cont, unsigned int event)
{
- struct mem_cgroup *mem = mem_cgroup_from_cont(cont);
- int ret = mem_cgroup_force_empty(mem);
- if (!ret)
- ret = nbytes;
- return ret;
+ return mem_cgroup_force_empty(mem_cgroup_from_cont(cont));
}
static const struct mem_cgroup_stat_desc {
@@ -925,7 +916,7 @@ static struct cftype mem_cgroup_files[]
{
.name = "max_usage_in_bytes",
.private = RES_MAX_USAGE,
- .write = mem_cgroup_max_reset,
+ .trigger = mem_cgroup_max_reset,
.read_u64 = mem_cgroup_read,
},
{
@@ -941,7 +932,7 @@ static struct cftype mem_cgroup_files[]
},
{
.name = "force_empty",
- .write = mem_force_empty_write,
+ .trigger = mem_force_empty_write,
},
{
.name = "stat",
_
Patches currently in -mm which might be from xemul@xxxxxxxxxx are
origin.patch
disable-the-memory-controller-by-default-v3.patch
remove-unused-variable-from-send_signal.patch
turn-legacy_queue-macro-into-static-inline-function.patch
consolidate-checking-for-ignored-legacy-signals.patch
consolidate-checking-for-ignored-legacy-signals-simplify.patch
signals-consolidate-checks-for-whether-or-not-to-ignore-a-signal.patch
signals-clean-dequeue_signal-from-excess-checks-and-assignments.patch
signals-consolidate-send_sigqueue-and-send_group_sigqueue.patch
signals-cleanup-security_task_kill-usage-implementation.patch
signals-use-__group_complete_signal-for-the-specific-signals-too.patch
signals-fold-complete_signal-into-send_signal-do_send_sigqueue.patch
signals-unify-send_sigqueue-send_group_sigqueue-completely.patch
ptrace-allow-to-ptrace-sbin-init.patch
free_pidmap-turn-it-into-free_pidmapstruct-upid.patch
use-find_task_by_vpid-in-taskstats.patch
deprecate-find_task_by_pid.patch
deprecate-find_task_by_pid-warning-fix.patch
pids-de_thread-dont-clear-session-pgrp-pids-for-the-old-leader.patch
pids-introduce-change_pid-helper.patch
pids-sys_setpgid-use-change_pid-helper.patch
pids-__set_special_pids-use-change_pid-helper.patch
pidns-make-pid-level-and-pid_ns-level-unsigned.patch
reiser4.patch
put_pid-make-sure-we-dont-free-the-live-pid.patch
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