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f2fs: use wait_for_stable_page to avoid contention

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In write_begin, if storage supports stable_page, we don't need to wait for
writeback to update its contents.
This patch introduces to use wait_for_stable_page instead of
wait_on_page_writeback.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim
2016-01-20 23:43:51 +08:00
parent 718e53fa63
commit fec1d6576c
13 changed files with 47 additions and 42 deletions
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4
fs/f2fs/inode.c
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@@ -83,7 +83,7 @@ static void __recover_inline_status(struct inode *inode, struct page *ipage)
while (start < end) {
if (*start++) {
f2fs_wait_on_page_writeback(ipage, NODE);
f2fs_wait_on_page_writeback(ipage, NODE, true);
set_inode_flag(F2FS_I(inode), FI_DATA_EXIST);
set_raw_inline(F2FS_I(inode), F2FS_INODE(ipage));
@@ -227,7 +227,7 @@ int update_inode(struct inode *inode, struct page *node_page)
{
struct f2fs_inode *ri;
f2fs_wait_on_page_writeback(node_page, NODE);
f2fs_wait_on_page_writeback(node_page, NODE, true);
ri = F2FS_INODE(node_page);