linux-ext4 - [PATCH] filefrag: fix frag count in bmap case

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Date:	Wed, 05 Aug 2009 21:43:23 -0500
From:	Eric Sandeen <sandeen@...hat.com>
To:	ext4 development <linux-ext4@...r.kernel.org>
Subject: [PATCH] filefrag: fix frag count in bmap case

The fragmentation count in the bmap case seems to be
off by one:

# echo foo > /mnt/test/bar
# filefrag /mnt/test/bar
/mnt/test/bar: 0 extents found

Signed-off-by: Eric Sandeen <sandeen@...hat.com>
---

diff --git a/misc/filefrag.c b/misc/filefrag.c
index eed2b86..128a391 100644
--- a/misc/filefrag.c
+++ b/misc/filefrag.c
@@ -342,6 +342,8 @@ static void frag_report(const char *filename)
 			rc = get_bmap(fd, i, &block);
 			if (block == 0)
 				continue;
+			if (!num_extents)
+				num_extents++;
 			count++;
 			if (last_block && (block != last_block+1) ) {
 				if (verbose)


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