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(parent: eee597a) | patch
vfs: add the sb_start_intwrite_trylock() helper
authorAmir Goldstein <amir73il@gmail.com>
Mon, 14 May 2018 02:40:30 +0000 (22:40 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Mon, 14 May 2018 02:40:30 +0000 (22:40 -0400)
commit0c8e3fe35db9b66ae0030849545030ec7c0fc45c
tree3edd5f018bd5f2e2a2b635b99eec7a30deff5782tree | snapshot
parenteee597ac931305eff3d3fd1d61d6aae553bc0984commit | diff
vfs: add the sb_start_intwrite_trylock() helper

Needed by ext4 to test frozen fs before updating s_last_mounted.

Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
include/linux/fs.h diff | blob | history
kernel
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