Commit 8896b8f6 authored Aug 17, 2016 by Dave Chinner Committed by Dave Chinner Aug 17, 2016

iomap: fiemap should honor the FIEMAP_FLAG_SYNC flag



The flag is checked as supported, but then we do an unconditional
sync of the file, regardless of whether the flag is set or not. Make
the sync conditional on having the FIEMAP_FLAG_SYNC flag set.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>

parent 274c8874

fs/iomap.c

+5 −3

Original line number	Diff line number	Diff line
		@@ -467,9 +467,11 @@ int iomap_fiemap(struct inode inode, struct fiemap_extent_info fi,
		if (ret)
		return ret;

		if (fi->fi_flags & FIEMAP_FLAG_SYNC) {
		ret = filemap_write_and_wait(inode->i_mapping);
		if (ret)
		return ret;
		}

		while (len > 0) {
		ret = iomap_apply(inode, start, len, 0, ops, &ctx,

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