From: Darrick J. Wong <djwong@kernel.org>
Date: Sat, 5 Jun 2021 17:07:55 +0000 (-0700)
Subject: xfs_io: only print the header once when dumping fsmap in csv format
X-Git-Tag: libxfs-5.14-sync_2021-07-28~63
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=feebd734134ef18357b0281fb6e7c0a516fe13bc;p=thirdparty%2Fxfsprogs-dev.git

xfs_io: only print the header once when dumping fsmap in csv format

Only print the column names once when we're dumping fsmap information in
csv format.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---

diff --git a/io/fsmap.c b/io/fsmap.c
index 4b2175957..9f179fa80 100644
--- a/io/fsmap.c
+++ b/io/fsmap.c
@@ -116,7 +116,8 @@ dump_map_machine(
 	struct fsmap		*p;
 	char			*fork;
 
-	printf(_("EXT,MAJOR,MINOR,PSTART,PEND,OWNER,OSTART,OEND,LENGTH\n"));
+	if (*nr == 0)
+		printf(_("EXT,MAJOR,MINOR,PSTART,PEND,OWNER,OSTART,OEND,LENGTH\n"));
 	for (i = 0, p = head->fmh_recs; i < head->fmh_entries; i++, p++) {
 		printf("%llu,%u,%u,%lld,%lld,", i + (*nr),
 			major(p->fmr_device), minor(p->fmr_device),