Re: [GIT PULL 0/3] perf/urgent fixes

Ingo Molnar
2016-08-19T02:31:23Z

* Arnaldo Carvalho de Melo <acme@kernel.org> wrote:

> Hi Ingo,
>
> Please consider pulling,
>
> - Arnaldo
>
> Build stats at the end of this message.
>
> The following changes since commit 3cace81ea5bb0b3f2b97cab8e2c8e1fae2feb7ed:
>
> Merge tag 'perf-urgent-for-mingo-20160815' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent (2016-08-16 20:08:56 +0200)
>
> are available in the git repository at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-urgent-for-mingo-20160818
>
> for you to fetch changes up to c53412ee8c7ec31373a4176ff7f3a6b79296c05c:
>
> perf evsel: Do not access outside hw cache name arrays (2016-08-18 16:39:46 -0300)
>
> ----------------------------------------------------------------
> perf/urgent fixes:
>
> - Do not access outside hw cache name arrays (Arnaldo Carvalho de Melo)
>
> - Use addr_location::addr instead of ip for entries when unwinding using
> DWARF CFI, fixing the "srcline" information for userspace application
> callchains (Milian Wolff)
>
> - Reinstate strlcpy() header guard with __UCLIBC__, fixing the build
> with uclibc, detected when building for the ARC architecture (Vineet Gupta)
>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
>
> ----------------------------------------------------------------
> Arnaldo Carvalho de Melo (1):
> perf evsel: Do not access outside hw cache name arrays
>
> Milian Wolff (1):
> perf unwind: Use addr_location::addr instead of ip for entries
>
> Vineet Gupta (1):
> tools lib: Reinstate strlcpy() header guard with __UCLIBC__
>
> tools/include/linux/string.h | 6 +++++-
> tools/perf/util/evsel.c | 6 +++---
> tools/perf/util/unwind-libdw.c | 2 +-
> tools/perf/util/unwind-libunwind-local.c | 2 +-
> 4 files changed, 10 insertions(+), 6 deletions(-)
>
> Build stats, now only android-ndk doesn't build with NO_LIBELF=1, as it
> doesn't even have libelf to cross build with, and the non-cross builds
> build objtool, uClibc and an ARC architecture cross build image are in
> the works:
>
> # time dm
> 1 77.199181517 alpine:3.4: Ok
> 2 30.215940343 android-ndk:r12b-arm: Ok
> 3 80.593965325 archlinux:latest: Ok
> 4 45.102186377 centos:5: Ok
> 5 67.078635441 centos:6: Ok
> 6 73.582617061 centos:7: Ok
> 7 65.462644128 debian:7: Ok
> 8 69.919139691 debian:8: Ok
> 9 77.192563446 debian:experimental: Ok
> 10 80.651363745 fedora:20: Ok
> 11 85.566954259 fedora:21: Ok
> 12 87.547437162 fedora:22: Ok
> 13 94.866327046 fedora:23: Ok
> 14 93.829320269 fedora:24: Ok
> 15 94.860933711 fedora:rawhide: Ok
> 16 88.890456556 mageia:5: Ok
> 17 85.622890293 opensuse:13.2: Ok
> 18 87.232034972 opensuse:42.1: Ok
> 19 94.807172866 opensuse:tumbleweed: Ok
> 20 72.189153053 ubuntu:12.04.5: Ok
> 21 86.275708891 ubuntu:14.04.4: Ok
> 22 90.743742216 ubuntu:15.10: Ok
> 23 86.931085419 ubuntu:16.04: Ok
> 24 67.823595709 ubuntu:16.04-x-arm: Ok
> 25 62.985390761 ubuntu:16.04-x-arm64: Ok
> 26 64.727635984 ubuntu:16.04-x-powerpc64: Ok
> 27 63.208264990 ubuntu:16.04-x-powerpc64el: Ok
> 28 64.685772233 ubuntu:16.04-x-s390: Ok
> 29 85.089091168 ubuntu:16.10: Ok
> 2224.88s
>
> real 37m6.200s
> user 0m1.830s
> sys 0m2.653s
> #

Pulled, thanks a lot Arnaldo!

Ingo