From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Sun, 19 Dec 2021 19:46:54 +0000 (-0800)
Subject: Merge tag 'core_urgent_for_v5.16_rc6' of git://git.kernel.org/pub/scm/linux/kernel... 
X-Git-Url: https://repo.jachan.dev/J-linux.git/commitdiff_plain/c36d891d787d03b36e18aa4ef254eebe6060b39a

Merge tag 'core_urgent_for_v5.16_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull signal handlign fix from Borislav Petkov:

 - Prevent lock contention on the new sigaltstack lock on the
   common-case path, when no changes have been made to the alternative
   signal stack.

* tag 'core_urgent_for_v5.16_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  signal: Skip the altstack update when not needed
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c36d891d787d03b36e18aa4ef254eebe6060b39a