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Date:      Wed, 10 Oct 2018 19:40:48 +0000
From:      bugzilla-noreply@freebsd.org
To:        fs@FreeBSD.org
Subject:   [Bug 229614] ZFS lockup in zil_commit_impl
Message-ID:  <bug-229614-3630-8LOU1BraOZ@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-229614-3630@https.bugs.freebsd.org/bugzilla/>
References:  <bug-229614-3630@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D229614

--- Comment #23 from commit-hook@freebsd.org ---
A commit references this bug:

Author: allanjude
Date: Wed Oct 10 19:39:47 UTC 2018
New revision: 339289
URL: https://svnweb.freebsd.org/changeset/base/339289

Log:
  Resolve a hang in ZFS during vnode reclaimation

  This is caused by a deadlock between zil_commit() and zfs_zget()

  Add a way for zfs_zget() to break out of the retry loop in the common case

  PR:           229614
  Reported by:  grembo, Andreas Sommer, many others
  Tested by:    Andreas Sommer, Vicki Pfau
  Reviewed by:  avg (no objection)
  Approved by:  re (gjb)
  MFC after:    2 months
  Sponsored by: Klara Systems
  Differential Revision:        https://reviews.freebsd.org/D17460

Changes:
  head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_znode.c

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