linux-kernel - [GIT PULL] perf/urgent for v5.17-rc2

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Date:   Sun, 30 Jan 2022 12:15:52 +0100
From:   Borislav Petkov <bp@...e.de>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     x86-ml <x86@...nel.org>, lkml <linux-kernel@...r.kernel.org>
Subject: [GIT PULL] perf/urgent for v5.17-rc2

Hi Linus,

please pull two urgent perf fixes for v5.17.

Thx.

---

The following changes since commit 8c16dc047b5dd8f7b3bf4584fa75733ea0dde7dc:

  x86/perf: Avoid warning for Arch LBR without XSAVE (2022-01-18 12:09:49 +0100)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tags/perf_urgent_for_v5.17_rc2_p2

for you to fetch changes up to c5de60cd622a2607c043ba65e25a6e9998a369f9:

  perf/core: Fix cgroup event list management (2022-01-26 15:06:06 +0100)

----------------------------------------------------------------
- Prevent accesses to the per-CPU cgroup context list from another CPU
except the one it belongs to, to avoid list corruption

- Make sure parent events are always woken up to avoid indefinite hangs
in the traced workload

----------------------------------------------------------------
James Clark (1):
      perf: Always wake the parent event

Namhyung Kim (1):
      perf/core: Fix cgroup event list management

 kernel/events/core.c | 23 +++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

-- 
Regards/Gruss,
    Boris.

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