linux-kernel - [PATCH 2/3] Tools: hv: vssdaemon: skip all filesystems mounted readonly

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Message-Id: <1415380170-641-3-git-send-email-vkuznets@redhat.com>
Date:	Fri,  7 Nov 2014 18:09:29 +0100
From:	Vitaly Kuznetsov <vkuznets@...hat.com>
To:	"K. Y. Srinivasan" <kys@...rosoft.com>,
	Haiyang Zhang <haiyangz@...rosoft.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	devel@...uxdriverproject.org, linux-kernel@...r.kernel.org,
	Dexuan Cui <decui@...rosoft.com>
Subject: [PATCH 2/3] Tools: hv: vssdaemon: skip all filesystems mounted readonly

Instead of making a list of exceptions for readonly filesystems
in addition to iso9660 we already have it is better to skip freeze
operation for all readonly-mounted filesystems.

Signed-off-by: Vitaly Kuznetsov <vkuznets@...hat.com>
---
 tools/hv/hv_vss_daemon.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/hv/hv_vss_daemon.c b/tools/hv/hv_vss_daemon.c
index 5f67858..7be999a 100644
--- a/tools/hv/hv_vss_daemon.c
+++ b/tools/hv/hv_vss_daemon.c
@@ -90,7 +90,7 @@ static int vss_operate(int operation)
 	while ((ent = getmntent(mounts))) {
 		if (strncmp(ent->mnt_fsname, match, strlen(match)))
 			continue;
-		if (strcmp(ent->mnt_type, "iso9660") == 0)
+		if (hasmntopt(ent, MNTOPT_RO) != NULL)
 			continue;
 		if (strcmp(ent->mnt_type, "vfat") == 0)
 			continue;
-- 
1.9.3

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