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(parent: 2683179) | patch
ARM64: perf: add support for frame pointer unwinding in compat mode
authorJean Pihet <jean.pihet@linaro.org>
Mon, 3 Feb 2014 18:18:28 +0000 (19:18 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Thu, 13 Mar 2014 11:22:38 +0000 (11:22 +0000)
commitaf4d43d03323babb3251eaf204d8a177594b8e50
treedc570dd03bd458ffa5ae6c22c1b585dac9c05d19tree | snapshot
parent2683179268ffb7238adc3c45800a9e8577cbdae2commit | diff
ARM64: perf: add support for frame pointer unwinding in compat mode

When profiling a 32-bit application, user space callchain unwinding
using the frame pointer is performed in compat mode. The code is taken
over from the AARCH32 code and adapted to work on AARCH64.

Signed-off-by: Jean Pihet <jean.pihet@linaro.org>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/kernel/perf_event.c diff | blob | history
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