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| author | Ingo Molnar <mingo@kernel.org> | 2022-03-15 10:28:12 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2022-03-15 10:28:12 +0100 |
| commit | ccdbf33c2349a0a867f46dde5f94b0715f6fa341 (patch) | |
| tree | 87a4e147e484ed5ebd9e2b4defad7bdcd36b6b37 /kernel/cgroup/cpuset.c | |
| parent | ccacfe56d7ecdd2922256b87e9ea46f13bb03b55 (diff) | |
| parent | 09688c0166e76ce2fb85e86b9d99be8b0084cdf9 (diff) | |
| download | linux-ccdbf33c2349a0a867f46dde5f94b0715f6fa341.tar.gz | |
Merge tag 'v5.17-rc8' into sched/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/cgroup/cpuset.c')
| -rw-r--r-- | kernel/cgroup/cpuset.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c index 721325e3fa23..ef88cc366bb8 100644 --- a/kernel/cgroup/cpuset.c +++ b/kernel/cgroup/cpuset.c @@ -2289,6 +2289,7 @@ static void cpuset_attach(struct cgroup_taskset *tset) cgroup_taskset_first(tset, &css); cs = css_cs(css); + cpus_read_lock(); percpu_down_write(&cpuset_rwsem); guarantee_online_mems(cs, &cpuset_attach_nodemask_to); @@ -2342,6 +2343,7 @@ static void cpuset_attach(struct cgroup_taskset *tset) wake_up(&cpuset_attach_wq); percpu_up_write(&cpuset_rwsem); + cpus_read_unlock(); } /* The various types of files and directories in a cpuset file system */ @@ -3522,8 +3524,8 @@ static struct cpuset *nearest_hardwall_ancestor(struct cpuset *cs) return cs; } -/** - * cpuset_node_allowed - Can we allocate on a memory node? +/* + * __cpuset_node_allowed - Can we allocate on a memory node? * @node: is this an allowed node? * @gfp_mask: memory allocation flags * @@ -3694,8 +3696,8 @@ void cpuset_print_current_mems_allowed(void) int cpuset_memory_pressure_enabled __read_mostly; -/** - * cpuset_memory_pressure_bump - keep stats of per-cpuset reclaims. +/* + * __cpuset_memory_pressure_bump - keep stats of per-cpuset reclaims. * * Keep a running average of the rate of synchronous (direct) * page reclaim efforts initiated by tasks in each cpuset. @@ -3710,7 +3712,7 @@ int cpuset_memory_pressure_enabled __read_mostly; * "memory_pressure". Value displayed is an integer * representing the recent rate of entry into the synchronous * (direct) page reclaim by any task attached to the cpuset. - **/ + */ void __cpuset_memory_pressure_bump(void) { |