From 89d139d5ad465e35a9c602421eb1a1ff08ea530d Mon Sep 17 00:00:00 2001 From: "Darrick J. Wong" Date: Fri, 12 Apr 2019 07:41:18 -0700 Subject: [PATCH] xfs: report inode health via bulkstat Use space in the bulkstat ioctl structure to report any problems observed with the inode. Signed-off-by: Darrick J. Wong Reviewed-by: Brian Foster --- fs/xfs/libxfs/xfs_fs.h | 14 +++++++++++++- fs/xfs/libxfs/xfs_health.h | 1 + fs/xfs/xfs_health.c | 34 ++++++++++++++++++++++++++++++++++ fs/xfs/xfs_itable.c | 2 ++ 4 files changed, 50 insertions(+), 1 deletion(-) diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h index 35d60f8..43a53b0 100644 --- a/fs/xfs/libxfs/xfs_fs.h +++ b/fs/xfs/libxfs/xfs_fs.h @@ -349,13 +349,25 @@ typedef struct xfs_bstat { #define bs_projid bs_projid_lo /* (previously just bs_projid) */ __u16 bs_forkoff; /* inode fork offset in bytes */ __u16 bs_projid_hi; /* higher part of project id */ - unsigned char bs_pad[6]; /* pad space, unused */ + uint16_t bs_sick; /* sick inode metadata */ + uint16_t bs_checked; /* checked inode metadata */ + unsigned char bs_pad[2]; /* pad space, unused */ __u32 bs_cowextsize; /* cow extent size */ __u32 bs_dmevmask; /* DMIG event mask */ __u16 bs_dmstate; /* DMIG state info */ __u16 bs_aextents; /* attribute number of extents */ } xfs_bstat_t; +/* bs_sick flags */ +#define XFS_BS_SICK_INODE (1 << 0) /* inode core */ +#define XFS_BS_SICK_BMBTD (1 << 1) /* data fork */ +#define XFS_BS_SICK_BMBTA (1 << 2) /* attr fork */ +#define XFS_BS_SICK_BMBTC (1 << 3) /* cow fork */ +#define XFS_BS_SICK_DIR (1 << 4) /* directory */ +#define XFS_BS_SICK_XATTR (1 << 5) /* extended attributes */ +#define XFS_BS_SICK_SYMLINK (1 << 6) /* symbolic link remote target */ +#define XFS_BS_SICK_PARENT (1 << 7) /* parent pointers */ + /* * Project quota id helpers (previously projid was 16bit only * and using two 16bit values to hold new 32bit projid was choosen diff --git a/fs/xfs/libxfs/xfs_health.h b/fs/xfs/libxfs/xfs_health.h index e392457..49ddfea 100644 --- a/fs/xfs/libxfs/xfs_health.h +++ b/fs/xfs/libxfs/xfs_health.h @@ -185,5 +185,6 @@ 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_perag *pag, struct xfs_ag_geometry *ageo); +void xfs_bulkstat_health(struct xfs_inode *ip, struct xfs_bstat *bs); #endif /* __XFS_HEALTH_H__ */ diff --git a/fs/xfs/xfs_health.c b/fs/xfs/xfs_health.c index 5431c40..4c4929f 100644 --- a/fs/xfs/xfs_health.c +++ b/fs/xfs/xfs_health.c @@ -356,3 +356,37 @@ xfs_ag_geom_health( ageo->ag_sick |= m->ioctl_mask; } } + +static const struct ioctl_sick_map ino_map[] = { + { XFS_SICK_INO_CORE, XFS_BS_SICK_INODE }, + { XFS_SICK_INO_BMBTD, XFS_BS_SICK_BMBTD }, + { XFS_SICK_INO_BMBTA, XFS_BS_SICK_BMBTA }, + { XFS_SICK_INO_BMBTC, XFS_BS_SICK_BMBTC }, + { XFS_SICK_INO_DIR, XFS_BS_SICK_DIR }, + { XFS_SICK_INO_XATTR, XFS_BS_SICK_XATTR }, + { XFS_SICK_INO_SYMLINK, XFS_BS_SICK_SYMLINK }, + { XFS_SICK_INO_PARENT, XFS_BS_SICK_PARENT }, + { 0, 0 }, +}; + +/* Fill out bulkstat health info. */ +void +xfs_bulkstat_health( + struct xfs_inode *ip, + struct xfs_bstat *bs) +{ + const struct ioctl_sick_map *m; + unsigned int sick; + unsigned int checked; + + bs->bs_sick = 0; + bs->bs_checked = 0; + + xfs_inode_measure_sickness(ip, &sick, &checked); + for (m = ino_map; m->sick_mask; m++) { + if (checked & m->sick_mask) + bs->bs_checked |= m->ioctl_mask; + if (sick & m->sick_mask) + bs->bs_sick |= m->ioctl_mask; + } +} diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c index 942e4aa..1e1a0af 100644 --- a/fs/xfs/xfs_itable.c +++ b/fs/xfs/xfs_itable.c @@ -18,6 +18,7 @@ #include "xfs_error.h" #include "xfs_trace.h" #include "xfs_icache.h" +#include "xfs_health.h" /* * Return stat information for one inode. @@ -84,6 +85,7 @@ xfs_bulkstat_one_int( buf->bs_extsize = dic->di_extsize << mp->m_sb.sb_blocklog; buf->bs_extents = dic->di_nextents; memset(buf->bs_pad, 0, sizeof(buf->bs_pad)); + xfs_bulkstat_health(ip, buf); buf->bs_dmevmask = dic->di_dmevmask; buf->bs_dmstate = dic->di_dmstate; buf->bs_aextents = dic->di_anextents; -- 2.7.4