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3 Commits

Author SHA1 Message Date
Ryusuke Konishi
fa032744ad nilfs2: add sync_page method to page caches of meta data 
This applies block_sync_page() function to the sync_page method of
page caches for meta data files, gc page caches, and btree node
buffers.  This is a companion patch of ("nilfs2: enable sync_page
mothod") which applied the function for data pages.

This allows lock_page() for those meta data to unplug pending bio
requests.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
 2009-06-10 23:41:12 +09:00
Ryusuke Konishi
a53b4751ae nilfs2: use device's backing_dev_info for btree node caches 
Previously, default_backing_dev_info was used for the mapping of btree
node caches.  This uses device dependent backing_dev_info to allow
detailed control of the device for the btree node pages.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
 2009-06-10 23:41:12 +09:00
Ryusuke Konishi
a60be987d4 nilfs2: B-tree node cache 
This adds routines for B-tree node buffers.

Signed-off-by: Seiji Kihara <kihara.seiji@lab.ntt.co.jp>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 2009-04-07 08:31:13 -07:00