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Commit d8df0833 authored by Jaegeuk Kim's avatar Jaegeuk Kim Committed by Jaegeuk Kim
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f2fs: keep quota data on write_begin failure 



This patch avoids some unnecessary locks for quota files when write_begin
fails.

Reviewed-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent d84d652d

fs/f2fs/data.c

+4 −2
Original line number Original line Diff line number Diff line
@@ -2600,13 +2600,15 @@ static void f2fs_write_failed(struct address_space *mapping, loff_t to) 
	struct inode *inode = mapping->host;

	struct inode *inode = mapping->host;

	loff_t i_size = i_size_read(inode);

	loff_t i_size = i_size_read(inode);





	if (IS_NOQUOTA(inode))

		return;



	/* In the fs-verity case, f2fs_end_enable_verity() does the truncate */

	/* In the fs-verity case, f2fs_end_enable_verity() does the truncate */

	if (to > i_size && !f2fs_verity_in_progress(inode)) {

	if (to > i_size && !f2fs_verity_in_progress(inode)) {

		down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);

		down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);

		down_write(&F2FS_I(inode)->i_mmap_sem);

		down_write(&F2FS_I(inode)->i_mmap_sem);





		truncate_pagecache(inode, i_size);

		truncate_pagecache(inode, i_size);

		if (!IS_NOQUOTA(inode))

		f2fs_truncate_blocks(inode, i_size, true);

		f2fs_truncate_blocks(inode, i_size, true);





		up_write(&F2FS_I(inode)->i_mmap_sem);

		up_write(&F2FS_I(inode)->i_mmap_sem);