From: Chao Yu chao@kernel.org
stable inclusion from stable-5.10.67 commit 4b71928e5c547e774cb4767da0959f9970a4f0f0 bugzilla: 182619 https://gitee.com/openeuler/kernel/issues/I4EWO7
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit c8dc3047c48540183744f959412d44b08c5435e1 ]
We need to unmap pages from userspace process before removing pagecache in punch_hole() like we did in f2fs_setattr().
Similar change: commit 5e44f8c374dc ("ext4: hole-punch use truncate_pagecache_range")
Fixes: fbfa2cc58d53 ("f2fs: add file operations") Signed-off-by: Chao Yu chao@kernel.org Signed-off-by: Jaegeuk Kim jaegeuk@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Chen Jun chenjun102@huawei.com Acked-by: Weilong Chen chenweilong@huawei.com
Signed-off-by: Chen Jun chenjun102@huawei.com --- fs/f2fs/file.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 6ee8b1e0e174..1fbaab1f7aba 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -1080,7 +1080,6 @@ static int punch_hole(struct inode *inode, loff_t offset, loff_t len) }
if (pg_start < pg_end) { - struct address_space *mapping = inode->i_mapping; loff_t blk_start, blk_end; struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
@@ -1092,8 +1091,7 @@ static int punch_hole(struct inode *inode, loff_t offset, loff_t len) down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]); down_write(&F2FS_I(inode)->i_mmap_sem);
- truncate_inode_pages_range(mapping, blk_start, - blk_end - 1); + truncate_pagecache_range(inode, blk_start, blk_end - 1);
f2fs_lock_op(sbi); ret = f2fs_truncate_hole(inode, pg_start, pg_end);