tree 963f252cf86dd1163d8df4b241d8b539df23e82d
parent 14aab7eeb9f0b9c424aab0f07eb82b1baf2e5bbd
parent 909adfc66b9a1db21b5e8733e9ebfa6cd5135d74
author Linus Torvalds <torvalds@linux-foundation.org> 1596213519 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1596213519 -0700
mergetag object 909adfc66b9a1db21b5e8733e9ebfa6cd5135d74
 type commit
 tag powerpc-5.8-8
 tagger Michael Ellerman <mpe@ellerman.id.au> 1596199808 +1000
 
 powerpc fixes for 5.8 #8
 
 Fix a bug introduced by the changes we made to lockless page table walking this
 cycle. When using the hash MMU, and perf with callchain recording, we can
 deadlock if the PMI interrupts a hash fault, and the callchain recording then
 takes a hash fault on the same page.
 
 Thanks to:
   Nicholas Piggin, Aneesh Kumar K.V, Anton Blanchard, Athira Rajeev.
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Merge tag 'powerpc-5.8-8' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc fix from Michael Ellerman:
 "Fix a bug introduced by the changes we made to lockless page table
  walking this cycle.

  When using the hash MMU, and perf with callchain recording, we can
  deadlock if the PMI interrupts a hash fault, and the callchain
  recording then takes a hash fault on the same page.

  Thanks to Nicholas Piggin, Aneesh Kumar K.V, Anton Blanchard, and
  Athira Rajeev"

* tag 'powerpc-5.8-8' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
  powerpc/64s/hash: Fix hash_preload running with interrupts enabled