f2fs: introduce FITRIM in f2fs_ioctl

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This patch introduces FITRIM in f2fs_ioctl.
In this case, f2fs will issue small discards and prefree discards as many as
possible for the given area.

Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

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Jaegeuk Kim 2014-09-20 22:06:39 -07:00

parent 75ab4cb830

commit 4b2fecc846

6 changed files with 136 additions and 14 deletions

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include/trace/events/f2fs.h

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