git: DragonFly_RELEASE_5_8 tmpfs - MFC - Fix minor deadlock

[Matthew Dillon]

commit ed8fbd80b232b211bb28c6b0482191de3ce79628
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date:   Wed Mar 4 09:13:55 2020 -0800

    tmpfs - MFC - Fix minor deadlock
    
    * Fix a minor deadlock.  tmpfs_alloc_vp() can rarely race a vnode
      and leave a dangling lock, causing a later umount to deadlock.
    
      Taken from 4d22d8eea66a45843

Summary of changes:
 sys/vfs/tmpfs/tmpfs_subr.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/ed8fbd80b232b211bb28c6b0482191de3ce79628


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