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| author | Elena Reshetova | 2017-02-21 16:35:01 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo | 2017-03-03 23:07:15 +0100 |
| commit | 25a3720cf45779900246ec17e238fbb674ce4e67 (patch) | |
| tree | 45bff0b406fa3fed1fabe8930353c2e4bab803f1 /lib/locking-selftest-spin-hardirq.h | |
| parent | perf map: Convert map_groups.refcnt from atomic_t to refcount_t (diff) | |
| download | kernel-qcow2-linux-25a3720cf45779900246ec17e238fbb674ce4e67.tar.gz kernel-qcow2-linux-25a3720cf45779900246ec17e238fbb674ce4e67.tar.xz kernel-qcow2-linux-25a3720cf45779900246ec17e238fbb674ce4e67.zip | |
perf evlist: Convert perf_map.refcnt from atomic_t to refcount_t
The refcount_t type and corresponding API should be used instead of
atomic_t when the variable is used as a reference counter.
This allows to avoid accidental refcounter overflows that might lead to
use-after-free situations.
Signed-off-by: Elena Reshetova <elena.reshetova@intel.com>
Signed-off-by: David Windsor <dwindsor@gmail.com>
Signed-off-by: Hans Liljestrand <ishkamiel@gmail.com>
Signed-off-by: Kees Kook <keescook@chromium.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: David Windsor <dwindsor@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Hans Liljestrand <ishkamiel@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kees Kook <keescook@chromium.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Matija Glavinic Pecotic <matija.glavinic-pecotic.ext@nokia.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: alsa-devel@alsa-project.org
Link: http://lkml.kernel.org/r/1487691303-31858-8-git-send-email-elena.reshetova@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'lib/locking-selftest-spin-hardirq.h')
0 files changed, 0 insertions, 0 deletions