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(parent: 1347743) | patch
sparc64: Like x86 we should check current->mm during perf backtrace generation.
authorDavid S. Miller <davem@davemloft.net>
Mon, 15 Oct 2012 00:59:40 +0000 (17:59 -0700)
committerDavid S. Miller <davem@davemloft.net>
Mon, 15 Oct 2012 00:59:40 +0000 (17:59 -0700)
commite971c1d16796914d9d5debe9c7e2e070ada12714
tree0ca61313d9c74d66019a7a90306653464de091e2tree | snapshot
parent1347743ab85deacc11378ae9a8eddeeaf6e10b63commit | diff
sparc64: Like x86 we should check current->mm during perf backtrace generation.

If the MM is not active, only report the top-level PC.  Do not try to
access the address space.

Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/kernel/perf_event.c diff | blob | history
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