deal with deadlock in d_walk()

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commit ca5358ef75 upstream.

... by not hitting rename_retry for reasons other than rename having
happened.  In other words, do _not_ restart when finding that
between unlocking the child and locking the parent the former got
into __dentry_kill().  Skip the killed siblings instead...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Cc: Moritz Muehlenhoff <jmm@inutil.org>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>

...

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Al Viro 2014-10-26 19:31:10 -04:00 • committed by Luis Henriques

parent f185f12c4a

commit 68c025c501

1 changed files with 16 additions and 15 deletions

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31

fs/dcache.c

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