linux

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Tejun Heo b77d7b6088 cgroup: cgroup_css_from_dir() now should be called with RCU read locked

cgroup->subsys[] will become RCU protected and thus all cgroup_css()
usages should either be under RCU read lock or cgroup_mutex.  This
patch updates cgroup_css_from_dir() which returns the matching
cgroup_subsys_state given a directory file and subsys_id so that it
requires RCU read lock and updates its sole user
perf_cgroup_connect().

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>

2013-08-13 11:01:54 -04:00

callchain.c

perf: Add attribute to filter out callchains

2012-08-10 12:40:57 -03:00

core.c

cgroup: cgroup_css_from_dir() now should be called with RCU read locked

2013-08-13 11:01:54 -04:00

hw_breakpoint.c

hw_breakpoint: Introduce "struct bp_cpuinfo"

2013-06-20 17:58:57 +02:00

internal.h

perf: Fix mmap() accounting hole