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f2fs: manipulate dirty file inodes when DATA_FLUSH is set 

It needs to maintain dirty file inodes only if DATA_FLUSH is set.
Otherwise, let's avoid its overhead.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2016-05-16 10:33:40 -07:00
parent 087968974f
commit 10aa97c379
1 changed files with 8 additions and 3 deletions
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11
fs/f2fs/checkpoint.c
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@ -785,9 +785,11 @@ void update_dirty_page(struct inode *inode, struct page *page)
!S_ISLNK(inode->i_mode))
return;
spin_lock(&sbi->inode_lock[type]);
__add_dirty_inode(inode, type);
spin_unlock(&sbi->inode_lock[type]);
if (type != FILE_INODE || test_opt(sbi, DATA_FLUSH)) {
spin_lock(&sbi->inode_lock[type]);
__add_dirty_inode(inode, type);
spin_unlock(&sbi->inode_lock[type]);
}
inode_inc_dirty_pages(inode);
SetPagePrivate(page);
@ -803,6 +805,9 @@ void remove_dirty_inode(struct inode *inode)
!S_ISLNK(inode->i_mode))
return;
if (type == FILE_INODE && !test_opt(sbi, DATA_FLUSH))
return;
spin_lock(&sbi->inode_lock[type]);
__remove_dirty_inode(inode, type);
spin_unlock(&sbi->inode_lock[type]);