Commit c8ce76e3 authored by Al Viro's avatar Al Viro Committed by Sasha Levin
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use ->d_seq to get coherency between ->d_inode and ->d_flags 



[ Upstream commit a528aca7 ]

Games with ordering and barriers are way too brittle.  Just
bump ->d_seq before and after updating ->d_inode and ->d_flags
type bits, so that verifying ->d_seq would guarantee they are
coherent.

Cc: stable@vger.kernel.org # v3.13+
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarSasha Levin <sasha.levin@oracle.com>
parent 4950beba
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