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nilfs2: use device's backing_dev_info for btree node caches

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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>
This commit is contained in:
Ryusuke Konishi
2009-05-27 22:11:46 +09:00
parent 30c25be71f
commit a53b4751ae
5 changed files with 13 additions and 6 deletions
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9
fs/nilfs2/super.c
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@@ -134,7 +134,7 @@ void nilfs_warning(struct super_block *sb, const char *function,
static struct kmem_cache *nilfs_inode_cachep;
struct inode *nilfs_alloc_inode(struct super_block *sb)
struct inode *nilfs_alloc_inode_common(struct the_nilfs *nilfs)
{
struct nilfs_inode_info *ii;
@@ -144,10 +144,15 @@ struct inode *nilfs_alloc_inode(struct super_block *sb)
ii->i_bh = NULL;
ii->i_state = 0;
ii->vfs_inode.i_version = 1;
nilfs_btnode_cache_init(&ii->i_btnode_cache);
nilfs_btnode_cache_init(&ii->i_btnode_cache, nilfs->ns_bdi);
return &ii->vfs_inode;
}
struct inode *nilfs_alloc_inode(struct super_block *sb)
{
return nilfs_alloc_inode_common(NILFS_SB(sb)->s_nilfs);
}
void nilfs_destroy_inode(struct inode *inode)
{
kmem_cache_free(nilfs_inode_cachep, NILFS_I(inode));