Thread (15 messages) 15 messages, 4 authors, 2015-01-26

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
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