xfs: write the rg superblock when fixing it

Darrick J. Wong · gregkh · commit 457a93a233bd · 2026-07-18T16:53:37.000+02:00
commit 9af789f upstream. The rtgroup superblock fixer should write the rtgroup superblock. LOLLM noticed this, oops. :/ Cc: stable@vger.kernel.org # v6.13 Fixes: 1433f8f ("xfs: repair realtime group superblock") Signed-off-by: "Darrick J. Wong" <djwong@kernel.org> Assisted-by: LOLLM # finding obvious bugs Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Carlos Maiolino <cem@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/fs/xfs/scrub/rgsuper.c b/fs/xfs/scrub/rgsuper.c
@@ -88,9 +88,13 @@ int
 xrep_rgsuperblock(
 	struct xfs_scrub	*sc)
 {
+	struct xfs_buf		*sb_bp;
+
 	ASSERT(rtg_rgno(sc->sr.rtg) == 0);
 
+	sb_bp = xfs_trans_getsb(sc->tp);
 	xfs_log_sb(sc->tp);
+	xfs_log_rtsb(sc->tp, sb_bp);
 	return 0;
 }
 #endif /* CONFIG_XFS_ONLINE_REPAIR */

Original file line number	Diff line number	Diff line change
`@@ -88,9 +88,13 @@ int`
`88`	`88`	`xrep_rgsuperblock(`
`89`	`89`	`struct xfs_scrub *sc)`
`90`	`90`	`{`
	`91`	`+ struct xfs_buf *sb_bp;`
	`92`	`+`
`91`	`93`	`ASSERT(rtg_rgno(sc->sr.rtg) == 0);`
`92`	`94`
	`95`	`+ sb_bp = xfs_trans_getsb(sc->tp);`
`93`	`96`	`xfs_log_sb(sc->tp);`
	`97`	`+ xfs_log_rtsb(sc->tp, sb_bp);`
`94`	`98`	`return 0;`
`95`	`99`	`}`
`96`	`100`	`#endif /* CONFIG_XFS_ONLINE_REPAIR */`