From: Ingo Molnar <mingo@kernel.org>
Date: Wed, 21 Nov 2018 14:57:21 +0000 (+0100)
Subject: Merge tag 'perf-urgent-for-mingo-4.20-20181121' of git://git.kernel.org/pub/scm/linux... 
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=b1a9d7b0190119dad5b9b7841751b5a7586bbc8b;p=openwrt%2Fstaging%2Fblogic.git

Merge tag 'perf-urgent-for-mingo-4.20-20181121' of git://git./linux/kernel/git/acme/linux into perf/urgent

Pull perf/urgent fixes:

- Update kernel ABI headers, one of them lead to a small change in
  the ioctl 'cmd' beautifier in 'perf trace' to support the new ISO7816
  commands. (Arnaldo Carvalho de Melo)

- Restore proper cwd on return from mnt namespace (Jiri Olsa)

- Add feature check for the get_current_dir_name() function used in the
  namespace fix from Jiri, that is not available in systems such as
  Alpine Linux, which uses the  musl libc (Arnaldo Carvalho de Melo)

- Fix crash in 'perf record' when synthesizing the unit for events such
  as 'cpu-clock' (Jiri Olsa)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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b1a9d7b0190119dad5b9b7841751b5a7586bbc8b