Searched hist:a831100aeefbe6d9f3e47a3e2712f82c042f1f5c (Results 1 – 2 of 2) sorted by relevance
| /openbmc/linux/kernel/events/ |
| H A D | callchain.c | diff a831100aeefbe6d9f3e47a3e2712f82c042f1f5c Tue May 10 14:34:53 CDT 2016 Arnaldo Carvalho de Melo <acme@redhat.com> perf core: Generalize max_stack sysctl handler
So that it can be used for other stack related knobs, such as the
upcoming one to tweak the max number of of contexts per stack sample.
In all those cases we can only change the value if there are no perf
sessions collecting stacks, so they need to grab that mutex, etc.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/n/tip-8t3fk94wuzp8m2z1n4gc0s17@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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| /openbmc/linux/kernel/ |
| H A D | sysctl.c | diff a831100aeefbe6d9f3e47a3e2712f82c042f1f5c Tue May 10 14:34:53 CDT 2016 Arnaldo Carvalho de Melo <acme@redhat.com> perf core: Generalize max_stack sysctl handler
So that it can be used for other stack related knobs, such as the
upcoming one to tweak the max number of of contexts per stack sample.
In all those cases we can only change the value if there are no perf
sessions collecting stacks, so they need to grab that mutex, etc.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/n/tip-8t3fk94wuzp8m2z1n4gc0s17@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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