Messages in this thread | | | Date | Thu, 1 Oct 2015 20:10:41 +0100 | From | Russell King - ARM Linux <> | Subject | Re: [PATCH] arm: perf: Fix userspace call stack walking |
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On Thu, Oct 01, 2015 at 10:26:47AM -0700, Drew Richardson wrote: > The layout of stack frames has changed over time. Testing using a > arm-linux-gnueabi gcc-4.2 from 2007 the original code didn't work but > this new code does. It also works with clang as well as newer versions > of gcc.
Can you point to a modern ARM distribution where perf actually works with calltraces into userspace?
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