From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Use the AG geometry info ioctl to report health status too.
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
fs/xfs/libxfs/xfs_fs.h | 14 +++++++++++++-
fs/xfs/libxfs/xfs_health.h | 2 ++
fs/xfs/xfs_health.c | 43 +++++++++++++++++++++++++++++++++++++++++++
fs/xfs/xfs_ioctl.c | 2 ++
4 files changed, 60 insertions(+), 1 deletion(-)
diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h
index 6b8956dbf49d..35d60f8017cd 100644
--- a/fs/xfs/libxfs/xfs_fs.h
+++ b/fs/xfs/libxfs/xfs_fs.h
@@ -285,9 +285,21 @@ struct xfs_ag_geometry {
uint32_t ag_freeblks; /* o: free space */
uint32_t ag_icount; /* o: inodes allocated */
uint32_t ag_ifree; /* o: inodes free */
+ uint32_t ag_sick; /* o: sick things in ag */
+ uint32_t ag_checked; /* o: checked metadata in ag */
uint32_t ag_reserved32; /* o: zero */
- uint64_t ag_reserved[13];/* o: zero */
+ uint64_t ag_reserved[12];/* o: zero */
};
+#define XFS_AG_GEOM_SICK_SB (1 << 0) /* superblock */
+#define XFS_AG_GEOM_SICK_AGF (1 << 1) /* AGF header */
+#define XFS_AG_GEOM_SICK_AGFL (1 << 2) /* AGFL header */
+#define XFS_AG_GEOM_SICK_AGI (1 << 3) /* AGI header */
+#define XFS_AG_GEOM_SICK_BNOBT (1 << 4) /* free space by block */
+#define XFS_AG_GEOM_SICK_CNTBT (1 << 5) /* free space by length */
+#define XFS_AG_GEOM_SICK_INOBT (1 << 6) /* inode index */
+#define XFS_AG_GEOM_SICK_FINOBT (1 << 7) /* free inode index */
+#define XFS_AG_GEOM_SICK_RMAPBT (1 << 8) /* reverse mappings */
+#define XFS_AG_GEOM_SICK_REFCNTBT (1 << 9) /* reference counts */
/*
* Structures for XFS_IOC_FSGROWFSDATA, XFS_IOC_FSGROWFSLOG & XFS_IOC_FSGROWFSRT
diff --git a/fs/xfs/libxfs/xfs_health.h b/fs/xfs/libxfs/xfs_health.h
index c72142ec7cbb..adf9d41843a5 100644
--- a/fs/xfs/libxfs/xfs_health.h
+++ b/fs/xfs/libxfs/xfs_health.h
@@ -176,5 +176,7 @@ xfs_inode_is_healthy(struct xfs_inode *ip)
}
void xfs_fsop_geom_health(struct xfs_mount *mp, struct xfs_fsop_geom *geo);
+void xfs_ag_geom_health(struct xfs_mount *mp, xfs_agnumber_t agno,
+ struct xfs_ag_geometry *ageo);
#endif /* __XFS_HEALTH_H__ */
diff --git a/fs/xfs/xfs_health.c b/fs/xfs/xfs_health.c
index eb8dbc3a952a..0315b95a8d84 100644
--- a/fs/xfs/xfs_health.c
+++ b/fs/xfs/xfs_health.c
@@ -321,3 +321,46 @@ xfs_fsop_geom_health(
xfgeo_health_tick(geo, sick, checked, m->sick_mask,
m->ioctl_mask);
}
+
+static const struct ioctl_sick_map ag_map[] = {
+ { XFS_SICK_AG_SB, XFS_AG_GEOM_SICK_SB },
+ { XFS_SICK_AG_AGF, XFS_AG_GEOM_SICK_AGF },
+ { XFS_SICK_AG_AGFL, XFS_AG_GEOM_SICK_AGFL },
+ { XFS_SICK_AG_AGI, XFS_AG_GEOM_SICK_AGI },
+ { XFS_SICK_AG_BNOBT, XFS_AG_GEOM_SICK_BNOBT },
+ { XFS_SICK_AG_CNTBT, XFS_AG_GEOM_SICK_CNTBT },
+ { XFS_SICK_AG_INOBT, XFS_AG_GEOM_SICK_INOBT },
+ { XFS_SICK_AG_FINOBT, XFS_AG_GEOM_SICK_FINOBT },
+ { XFS_SICK_AG_RMAPBT, XFS_AG_GEOM_SICK_RMAPBT },
+ { XFS_SICK_AG_REFCNTBT, XFS_AG_GEOM_SICK_REFCNTBT },
+ { 0, 0 },
+};
+
+/* Fill out ag geometry health info. */
+void
+xfs_ag_geom_health(
+ struct xfs_mount *mp,
+ xfs_agnumber_t agno,
+ struct xfs_ag_geometry *ageo)
+{
+ struct xfs_perag *pag;
+ const struct ioctl_sick_map *m;
+ unsigned int sick;
+ unsigned int checked;
+
+ ASSERT(agno < mp->m_sb.sb_agcount);
+
+ ageo->ag_sick = 0;
+ ageo->ag_checked = 0;
+
+ pag = xfs_perag_get(mp, agno);
+ xfs_ag_measure_sickness(pag, &sick, &checked);
+ for (m = ag_map; m->sick_mask; m++) {
+ if (checked & m->sick_mask)
+ ageo->ag_checked |= m->ioctl_mask;
+ if (sick & m->sick_mask)
+ ageo->ag_sick |= m->ioctl_mask;
+ }
+
+ xfs_perag_put(pag);
+}
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 3e3ee197bd0f..c47f4201452c 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -822,6 +822,8 @@ xfs_ioc_ag_geometry(
if (error)
return error;
+ xfs_ag_geom_health(mp, ageo.ag_number, &ageo);
+
if (copy_to_user(arg, &ageo, sizeof(ageo)))
return -EFAULT;
return 0;
