From: Andreas Dilger <andreas.dilger@intel.com>
Date: Tue, 28 Feb 2017 19:02:31 +0000 (-0700)
Subject: LU-9161 utils: don't load bitmaps when checking features
X-Git-Tag: 2.9.55~66
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=153c25f280d3db722005619ea0db6fbd3d26bc97

LU-9161 utils: don't load bitmaps when checking features

Change is_feature_enabled() to avoid loading the bitmaps from disk
when checking the filesystem features.

Test-Parameters: trivial
Signed-off-by: Andreas Dilger <andreas.dilger@intel.com>
Change-Id: I7017e3ffce4ce745b1746229a5c219886c479bf9
Reviewed-on: https://review.whamcloud.com/25671
Tested-by: Jenkins
Reviewed-by: Artem Blagodarenko <artem.blagodarenko@seagate.com>
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Yang Sheng <yang.sheng@intel.com>
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
---

diff --git a/lustre/utils/mount_utils_ldiskfs.c b/lustre/utils/mount_utils_ldiskfs.c
index 6e566ba..d93a483 100644
--- a/lustre/utils/mount_utils_ldiskfs.c
+++ b/lustre/utils/mount_utils_ldiskfs.c
@@ -215,7 +215,7 @@ static int is_feature_enabled(const char *feature, const char *devpath)
 	char enabled_features[4096] = "";
 	int ret = 1;
 
-	snprintf(cmd, sizeof(cmd), "%s -R features %s 2>&1",
+	snprintf(cmd, sizeof(cmd), "%s -c -R features %s 2>&1",
 		 DEBUGFS, devpath);
 
 	/* Using popen() instead of run_command() since debugfs does