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authorChristoph Hellwig <hch@lst.de>2024-11-17 07:35:44 +0100
committerChristoph Hellwig <hch@lst.de>2025-03-03 08:17:08 -0700
commit48b9ac68199560cce3e0f53dd476b00d4a854222 (patch)
treea0e9cb874d9e3ce0250926b7feed14ba457b18fc
parentxfs: allow COW forks on zoned file systems in xchk_bmap (diff)
downloadwireguard-linux-48b9ac68199560cce3e0f53dd476b00d4a854222.tar.xz
wireguard-linux-48b9ac68199560cce3e0f53dd476b00d4a854222.zip
xfs: support xchk_xref_is_used_rt_space on zoned file systems
Space usage is tracked by the rmap, which already is separately cross-referenced. But on top of that we have the write pointer and can do a basic sanity check here that the block is not beyond the write pointer. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
-rw-r--r--fs/xfs/scrub/rtbitmap.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/xfs/scrub/rtbitmap.c b/fs/xfs/scrub/rtbitmap.c
index e8c776a34c1d..d5ff8609dbfb 100644
--- a/fs/xfs/scrub/rtbitmap.c
+++ b/fs/xfs/scrub/rtbitmap.c
@@ -21,6 +21,7 @@
#include "xfs_rmap.h"
#include "xfs_rtrmap_btree.h"
#include "xfs_exchmaps.h"
+#include "xfs_zone_alloc.h"
#include "scrub/scrub.h"
#include "scrub/common.h"
#include "scrub/repair.h"
@@ -272,7 +273,6 @@ xchk_xref_is_used_rt_space(
xfs_extlen_t len)
{
struct xfs_rtgroup *rtg = sc->sr.rtg;
- struct xfs_inode *rbmip = rtg_bitmap(rtg);
xfs_rtxnum_t startext;
xfs_rtxnum_t endext;
bool is_free;
@@ -281,6 +281,13 @@ xchk_xref_is_used_rt_space(
if (xchk_skip_xref(sc->sm))
return;
+ if (xfs_has_zoned(sc->mp)) {
+ if (!xfs_zone_rgbno_is_valid(rtg,
+ xfs_rtb_to_rgbno(sc->mp, rtbno) + len - 1))
+ xchk_ino_xref_set_corrupt(sc, rtg_rmap(rtg)->i_ino);
+ return;
+ }
+
startext = xfs_rtb_to_rtx(sc->mp, rtbno);
endext = xfs_rtb_to_rtx(sc->mp, rtbno + len - 1);
error = xfs_rtalloc_extent_is_free(rtg, sc->tp, startext,
@@ -288,5 +295,5 @@ xchk_xref_is_used_rt_space(
if (!xchk_should_check_xref(sc, &error, NULL))
return;
if (is_free)
- xchk_ino_xref_set_corrupt(sc, rbmip->i_ino);
+ xchk_ino_xref_set_corrupt(sc, rtg_bitmap(rtg)->i_ino);
}