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Commit 03eca704 authored by Pavel Shilovsky's avatar Pavel Shilovsky Committed by Steve French
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CIFS: Fix possible data coherency problem after oplock break to None 



by using cifs_invalidate_mapping rather than invalidate_remote_inode
in cifs_oplock_break - this invalidates all inode pages and resets
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Reviewed-by: default avatarJeff Layton <jlayton@redhat.com>
Signed-off-by: default avatarPavel Shilovsky <piastry@etersoft.ru>
Signed-off-by: default avatarSteve French <smfrench@gmail.com>
parent 081c0414

fs/cifs/file.c

+1 −1
Original line number Diff line number Diff line
@@ -3554,7 +3554,7 @@ void cifs_oplock_break(struct work_struct *work) 
		if (cinode->clientCanCacheRead == 0) {

			rc = filemap_fdatawait(inode->i_mapping);

			mapping_set_error(inode->i_mapping, rc);

			invalidate_remote_inode(inode);

			cifs_invalidate_mapping(inode);

		}

		cFYI(1, "Oplock flush inode %p rc %d", inode, rc);

	}