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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2009-06-08 22:11:57 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-06-09 01:10:43 +0400 |
| commit | dab5855b12411334355ba21349a06700e4ae7a3b (patch) | |
| tree | ab4e5c1893fc24e0bdb39ab8fc291aba39278c35 /tools/perf | |
| parent | 820a644211bc1ac7715333abdb0f0b9ea4fbb549 (diff) | |
| download | linux-dab5855b12411334355ba21349a06700e4ae7a3b.tar.xz | |
perf_counter: Add mmap event hooks to mprotect()
Some JIT compilers allocate memory for generated code with
posix_memalign() + mprotect() so we need to hook into mprotect()
to make sure 'perf' is aware that we're executing code in
anonymous memory.
[ penberg@cs.helsinki.fi: move the hook to sys_mprotect() ]
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
LKML-Reference: <Pine.LNX.4.64.0906082111030.12407@melkki.cs.Helsinki.FI>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf')
0 files changed, 0 insertions, 0 deletions