f2fs: flush symlink path to avoid broken symlink after POR

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This patch tries to avoid broken symlink case after POR in best effort.
This results in performance regression.
But, if f2fs has inline_data and the target path is under 3KB-sized long,
the page would be stored in its inode_block, so that there would be no
performance regression.

Note that, if user wants to keep this file atomically, it needs to trigger
dir->fsync.
And, there is still a hole to produce broken symlink.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

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Jaegeuk Kim 2015-04-15 13:37:53 -07:00

parent 9df47ba759

commit d0cae97cb6

1 changed files with 11 additions and 0 deletions

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fs/f2fs/namei.c

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