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(parent: 3332dc2) | patch
f2fs: readahead contiguous pages for restore_node_summary
authorChao Yu <chao2.yu@samsung.com>
Fri, 22 Nov 2013 07:48:54 +0000 (15:48 +0800)
committerJaegeuk Kim <jaegeuk.kim@samsung.com>
Mon, 23 Dec 2013 01:18:05 +0000 (10:18 +0900)
commitd1f52083a1befc9d14c7be1bb42b9c71863b83b9
tree4255b05374f6b6c76c0abf1f3d65f33be367cfbbtree | snapshot
parent3332dc23bdf9de8c55c983e72a043833ab1c014ecommit | diff
f2fs: readahead contiguous pages for restore_node_summary

If cp has no CP_UMOUNT_FLAG, we will read all pages in whole node segment
one by one, it makes low performance. So let's merge contiguous pages and
readahead for better performance.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
[Jaegeuk Kim: adjust the new bio operations]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
fs/f2fs/node.c diff | blob | history
Linux Kernel Source Tree.