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ANDROID: sdcardfs: Hold i_mutex for i_size_write
authorDaniel Rosenberg <drosen@google.com>
Wed, 21 Feb 2018 04:25:45 +0000 (20:25 -0800)
committerAmit Pundir <amit.pundir@linaro.org>
Tue, 14 Aug 2018 12:17:11 +0000 (17:47 +0530)
commita434b3d7ec7ae7ff27c3ded6d5d87ca195b847f0
treea552781ac7dc1849cdf497e0d1ef668541dd3775tree | snapshot
parent355da77216a9fa105ca26d28ea64a6d11259f641commit | diff
ANDROID: sdcardfs: Hold i_mutex for i_size_write

When we call i_size_write, we must be holding i_mutex to avoid
possible lockups on 32 bit/SMP architectures. This is not
necessary on 64 bit architectures.

Change-Id: Ic3b946507c54d81b5c9046f9b57d25d4b0f9feef
Signed-off-by: Daniel Rosenberg <drosen@google.com>
Bug: 73287721
fs/sdcardfs/file.c diff | blob | history
kernel
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