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| author |   Peter Zijlstra <peterz@infradead.org> | 2017-01-26 23:15:08 +0100 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2017-01-30 11:41:26 +0100 |
| commit | 0b3589be9b98994ce3d5aeca52445d1f5627c4ba (patch) | |
| tree | 85d0d9b3ac902af2c938b19a566884caf8d00323 /include/linux | |
| parent | perf/core: Fix use-after-free bug (diff) | |
| download | linux-dev-0b3589be9b98994ce3d5aeca52445d1f5627c4ba.tar.xz linux-dev-0b3589be9b98994ce3d5aeca52445d1f5627c4ba.zip | |
perf/core: Fix PERF_RECORD_MMAP2 prot/flags for anonymous memory
Andres reported that MMAP2 records for anonymous memory always have
their protection field 0.
Turns out, someone daft put the prot/flags generation code in the file
branch, leaving them unset for anonymous memory.
Reported-by: Andres Freund <andres@anarazel.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Don Zickus <dzickus@redhat.com
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@gmail.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: acme@kernel.org
Cc: anton@ozlabs.org
Cc: namhyung@kernel.org
Cc: stable@vger.kernel.org # v3.16+
Fixes: f972eb63b100 ("perf: Pass protection and flags bits through mmap2 interface")
Link: http://lkml.kernel.org/r/20170126221508.GF6536@twins.programming.kicks-ass.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux')
0 files changed, 0 insertions, 0 deletions