From: Darrick J. Wong <djwong@kernel.org>
Date: Thu, 21 Nov 2024 00:24:30 +0000 (-0800)
Subject: libfrog: scrub the realtime group superblock
X-Git-Tag: v6.13.0~75
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=f018c3eb227773965d014c7cdc4688bd2d7aa821;p=thirdparty%2Fxfsprogs-dev.git

libfrog: scrub the realtime group superblock

Enable scrubbing of realtime group superblocks in xfs_scrub, and
update the scrub ioctl documentation.

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

diff --git a/libfrog/scrub.c b/libfrog/scrub.c
index b2d58c7a..e7fb8b89 100644
--- a/libfrog/scrub.c
+++ b/libfrog/scrub.c
@@ -159,6 +159,11 @@ const struct xfrog_scrub_descr xfrog_scrubbers[XFS_SCRUB_TYPE_NR] = {
 		.descr	= "metadata directory paths",
 		.group	= XFROG_SCRUB_GROUP_METAPATH,
 	},
+	[XFS_SCRUB_TYPE_RGSUPER] = {
+		.name	= "rgsuper",
+		.descr	= "realtime group superblock",
+		.group	= XFROG_SCRUB_GROUP_RTGROUP,
+	},
 };
 
 const struct xfrog_scrub_descr xfrog_metapaths[XFS_SCRUB_METAPATH_NR] = {
diff --git a/libfrog/scrub.h b/libfrog/scrub.h
index a35d3e9c..83455c39 100644
--- a/libfrog/scrub.h
+++ b/libfrog/scrub.h
@@ -16,6 +16,7 @@ enum xfrog_scrub_group {
 	XFROG_SCRUB_GROUP_ISCAN,	/* metadata requiring full inode scan */
 	XFROG_SCRUB_GROUP_SUMMARY,	/* summary metadata */
 	XFROG_SCRUB_GROUP_METAPATH,	/* metadata directory path */
+	XFROG_SCRUB_GROUP_RTGROUP,	/* per-rtgroup metadata */
 };
 
 /* Catalog of scrub types and names, indexed by XFS_SCRUB_TYPE_* */
diff --git a/man/man2/ioctl_xfs_scrub_metadata.2 b/man/man2/ioctl_xfs_scrub_metadata.2
index 1e7e327b..545e3fcb 100644
--- a/man/man2/ioctl_xfs_scrub_metadata.2
+++ b/man/man2/ioctl_xfs_scrub_metadata.2
@@ -88,6 +88,15 @@ The allocation group number must be given in
 .BR sm_ino " and " sm_gen
 must be zero.
 
+.PP
+.TP
+.B XFS_SCRUB_TYPE_RGSUPER
+Examine a given realtime allocation group's superblock.
+The realtime allocation group number must be given in
+.IR sm_agno "."
+.IR sm_ino " and " sm_gen
+must be zero.
+
 .TP
 .B XFS_SCRUB_TYPE_INODE
 Examine a given inode record for obviously incorrect values and
diff --git a/scrub/repair.c b/scrub/repair.c
index e594e704..c8cdb98d 100644
--- a/scrub/repair.c
+++ b/scrub/repair.c
@@ -546,6 +546,7 @@ repair_item_difficulty(
 		case XFS_SCRUB_TYPE_REFCNTBT:
 		case XFS_SCRUB_TYPE_RTBITMAP:
 		case XFS_SCRUB_TYPE_RTSUM:
+		case XFS_SCRUB_TYPE_RGSUPER:
 			ret |= REPAIR_DIFFICULTY_PRIMARY;
 			break;
 		}
diff --git a/scrub/scrub.c b/scrub/scrub.c
index bcd63eea..a2fd8d77 100644
--- a/scrub/scrub.c
+++ b/scrub/scrub.c
@@ -66,6 +66,9 @@ format_metapath_descr(
 				(unsigned long long)vhead->svh_ino);
 
 	sc = &xfrog_metapaths[vhead->svh_ino];
+	if (sc->group == XFROG_SCRUB_GROUP_RTGROUP)
+		return snprintf(buf, buflen, _("rtgroup %u %s"),
+				vhead->svh_agno, _(sc->descr));
 	return snprintf(buf, buflen, "%s", _(sc->descr));
 }
 
@@ -107,6 +110,9 @@ format_scrubv_descr(
 		return snprintf(buf, buflen, _("%s"), _(sc->descr));
 	case XFROG_SCRUB_GROUP_METAPATH:
 		return format_metapath_descr(buf, buflen, vhead);
+	case XFROG_SCRUB_GROUP_RTGROUP:
+		return snprintf(buf, buflen, _("rtgroup %u %s"),
+				vhead->svh_agno, _(sc->descr));
 	}
 	return -1;
 }