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| author |   Eric Dumazet <eric.dumazet@gmail.com> | 2011-01-25 19:40:51 +0100 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2011-01-27 19:21:50 +0100 |
| commit | 88d4f0db7fa8785859c1d637f9aac210932b6216 (patch) | |
| tree | c03e79daa9101295614147dcb9b24ed04aef9a99 /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input (diff) | |
| download | wireguard-linux-88d4f0db7fa8785859c1d637f9aac210932b6216.tar.xz wireguard-linux-88d4f0db7fa8785859c1d637f9aac210932b6216.zip | |
perf: Fix alloc_callchain_buffers()
Commit 927c7a9e92c4 ("perf: Fix race in callchains") introduced
a mismatch in the sizing of struct callchain_cpus_entries.
nr_cpu_ids must be used instead of num_possible_cpus(), or we
might get out of bound memory accesses on some machines.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Miller <davem@davemloft.net>
Cc: Stephane Eranian <eranian@google.com>
CC: stable@kernel.org
LKML-Reference: <1295980851.3588.351.camel@edumazet-laptop>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions