f2fs: use meta_inode cache to improve roll-forward speed

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Previously, all the dnode pages should be read during the roll-forward recovery.
Even worsely, whole the chain was traversed twice.
This patch removes that redundant and costly read operations by using page cache
of meta_inode and readahead function as well.

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

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This commit is contained in:

Jaegeuk Kim 2014-09-11 13:49:55 -07:00

parent 60979115a6

commit 4c521f493b

4 changed files with 58 additions and 42 deletions

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33

fs/f2fs/checkpoint.c

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6

fs/f2fs/f2fs.h

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60

fs/f2fs/recovery.c

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5

fs/f2fs/segment.h

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