Commit 84bef90a authored Jun 08, 2017 by Al Viro Committed by Greg Kroah-Hartman Jun 14, 2017

ufs_getfrag_block(): we only grab ->truncate_mutex on block creation path



commit 006351ac8ead0d4a67dd3845e3ceffe650a23212 upstream.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 3d4922b5

fs/ufs/inode.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -403,7 +403,9 @@ static int ufs_getfrag_block(struct inode *inode, sector_t fragment, struct buff

		if (!create) {
		phys64 = ufs_frag_map(inode, offsets, depth);
		goto out;
		if (phys64)
		map_bh(bh_result, sb, phys64 + frag);
		return 0;
		}

		/* This code entered only while writing ....? */