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(parent: a245448) | patch
powerpc/perf: Cap 64bit userspace backtraces to PERF_MAX_STACK_DEPTH
authorAnton Blanchard <anton@samba.org>
Mon, 13 Apr 2015 21:51:03 +0000 (07:51 +1000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 6 May 2015 20:03:52 +0000 (22:03 +0200)
commitbeda5943f15926783dc6768e8f821266ae6e8fb3
tree72258fc7f65ee42d2fb5b99e84805c091a5e0d9ftree | snapshot
parenta245448568a6f791b7d4617e622adf6e7118d174commit | diff
powerpc/perf: Cap 64bit userspace backtraces to PERF_MAX_STACK_DEPTH

commit 9a5cbce421a283e6aea3c4007f141735bf9da8c3 upstream.

We cap 32bit userspace backtraces to PERF_MAX_STACK_DEPTH
(currently 127), but we forgot to do the same for 64bit backtraces.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/powerpc/perf/callchain.c diff | blob | history
Linux kernels and configurations used by Zygo.