[PATCH 2/2] xfs_repair: skip mount time quotacheck if our quotacheck was ok

["Darrick J. Wong" <darrick.wong@oracle.com>]

From: Darrick J. Wong <darrick.wong@oracle.com>

If we verified that the incore quota counts match the ondisk quota
contents, we can leave the CHKD flags set so that the next mount doesn't
have to repeat the quotacheck.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 repair/quotacheck.c |   10 ++++++++++
 repair/quotacheck.h |    1 +
 repair/xfs_repair.c |    4 +++-
 3 files changed, 14 insertions(+), 1 deletion(-)


diff --git a/repair/quotacheck.c b/repair/quotacheck.c
index c176492f..d46dbafd 100644
--- a/repair/quotacheck.c
+++ b/repair/quotacheck.c
@@ -16,6 +16,16 @@
  */
 static uint16_t chkd_flags;
 
+/*
+ * Return CHKD flags for the quota types that we checked.  If we encountered
+ * any errors at all, return zero.
+ */
+uint16_t
+quotacheck_results(void)
+{
+	return chkd_flags;
+}
+
 /* Global incore dquot tree */
 struct qc_dquots {
 	pthread_mutex_t		lock;
diff --git a/repair/quotacheck.h b/repair/quotacheck.h
index 27865e32..02ae61b6 100644
--- a/repair/quotacheck.h
+++ b/repair/quotacheck.h
@@ -8,6 +8,7 @@
 
 void quotacheck_adjust(struct xfs_mount *mp, xfs_ino_t ino);
 void quotacheck_verify(struct xfs_mount *mp, unsigned int type);
+uint16_t quotacheck_results(void);
 int quotacheck_setup(struct xfs_mount *mp);
 void quotacheck_teardown(void);
 
diff --git a/repair/xfs_repair.c b/repair/xfs_repair.c
index 8fbd3649..cc999e07 100644
--- a/repair/xfs_repair.c
+++ b/repair/xfs_repair.c
@@ -25,6 +25,7 @@
 #include "libfrog/fsgeom.h"
 #include "libfrog/platform.h"
 #include "bload.h"
+#include "quotacheck.h"
 
 /*
  * option tables for getsubopt calls
@@ -1100,7 +1101,8 @@ _("Warning:  project quota information would be cleared.\n"
 
 	dsb = sbp->b_addr;
 
-	if (be16_to_cpu(dsb->sb_qflags) & XFS_ALL_QUOTA_CHKD) {
+	if ((be16_to_cpu(dsb->sb_qflags) & XFS_ALL_QUOTA_CHKD) !=
+			quotacheck_results()) {
 		do_warn(_("Note - quota info will be regenerated on next "
 			"quota mount.\n"));
 		dsb->sb_qflags &= cpu_to_be16(~XFS_ALL_QUOTA_CHKD);