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SubjectRe: [GIT PULL 00/15] perf/urgent fixes

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

> Hi Ingo,
>
> Please consider pulling, there are quite a few patches, but that is
> because Adrian did the right thing and made his patches very granular, thanks
> Adrian!
>
> - Arnaldo
>
> The following changes since commit 91a4dc9f71e4b8f9b8da547d19f80e7be89d7539:
>
> Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent (2015-09-14 09:29:22 +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
>
> for you to fetch changes up to c5e6bd2ed3e81df443e4ae11e95ed71ff77bf9e5:
>
> perf tests: Fix software clock events test setting maps (2015-09-15 11:04:49 -0300)
>
> ----------------------------------------------------------------
> perf/urgent fixes:
>
> User visible:
>
> - Fix segfault pressing -> in 'perf top' with no hist entries (Wang Nan)
>
> E.g:
> perf top -e page-faults --pid 11400 # 11400 generates no page-fault
>
> - Fix propagation of thread and cpu maps, that got broken when doing incomplete
> changes to better support events with a PMU cpu mask, leading to Intel PT to
> fail with an error like:
>
> $ perf record -e intel_pt//u uname
> Error: The sys_perf_event_open() syscall returned with
> 22 (Invalid argument) for event (sched:sched_switch).
>
> Because intel_pt adds that sched:sched_switch evsel to the evlist after the
> thread/cpu maps were propagated to the evsels, fix it (Adrian Hunter)
>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
>
> ----------------------------------------------------------------
> Adrian Hunter (14):
> perf evlist: Simplify propagate_maps() logic
> perf evlist: Simplify set_maps() logic
> perf evlist: Remove redundant validation from propagate_maps()
> perf evlist: Add has_user_cpus member
> perf evlist: Fix splice_list_tail() not setting evlist
> perf evlist: Fix missing thread_map__put in propagate_maps()
> perf evsel: Add own_cpus member
> perf evlist: Make set_maps() more resilient
> perf evlist: Make create_maps() use set_maps()
> perf evlist: Factor out a function to propagate maps for a single evsel
> perf evlist: Fix add() not propagating maps
> perf evlist: Fix create_syswide_maps() not propagating maps
> perf tests: Fix task exit test setting maps
> perf tests: Fix software clock events test setting maps
>
> Wang Nan (1):
> perf top: Fix segfault pressing -> with no hist entries
>
> tools/perf/tests/sw-clock.c | 18 ++++--
> tools/perf/tests/task-exit.c | 18 ++++--
> tools/perf/ui/browsers/hists.c | 12 +++-
> tools/perf/util/evlist.c | 138 +++++++++++++++++++++++------------------
> tools/perf/util/evlist.h | 9 ++-
> tools/perf/util/evsel.c | 1 +
> tools/perf/util/evsel.h | 1 +
> tools/perf/util/parse-events.c | 7 +--
> 8 files changed, 124 insertions(+), 80 deletions(-)

Pulled, thanks a lot Arnaldo!

Ingo


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