perf not capturing stack traces
From: Felipe Balbi <hidden>
Date: 2015-01-23 19:54:33
Also in:
linux-omap, lkml
Hi, On Fri, Jan 23, 2015 at 01:51:28PM -0600, Felipe Balbi wrote:
Hi, I'm using v3.19-rc5 on an ARM Cortex A9 board. Unfortunately, perf is not able to capture any stack traces even though I CONFIG_STACKTRACE, CONFIG_FRAME_POINTER and CONFIG_ARM_UNWIND all enabled. I wonder if anybody else is facing similar issues. Here's console grab:
perf features: Auto-detecting system features: ... dwarf: [ on ] ... glibc: [ on ] ... gtk2: [ OFF ] ... libaudit: [ on ] ... libbfd: [ on ] ... libelf: [ on ] ... libnuma: [ OFF ] ... libperl: [ on ] ... libpython: [ on ] ... libslang: [ on ] ... libunwind: [ on ] ... libdw-dwarf-unwind: [ on ] ... zlib: [ on ] ... DWARF post unwind library: libunwind -- balbi -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20150123/b040cf76/attachment.sig>