diff options
| -rw-r--r-- | fs/xfs/Makefile | 1 | ||||
| -rw-r--r-- | fs/xfs/libxfs/xfs_alloc.c | 49 | ||||
| -rw-r--r-- | fs/xfs/libxfs/xfs_alloc.h | 4 | ||||
| -rw-r--r-- | fs/xfs/libxfs/xfs_ialloc.c | 90 | ||||
| -rw-r--r-- | fs/xfs/libxfs/xfs_ialloc.h | 7 | ||||
| -rw-r--r-- | fs/xfs/libxfs/xfs_rtbitmap.c | 12 | ||||
| -rw-r--r-- | fs/xfs/libxfs/xfs_types.c | 173 | ||||
| -rw-r--r-- | fs/xfs/libxfs/xfs_types.h | 19 | ||||
| -rw-r--r-- | fs/xfs/scrub/agheader.c | 2 |
9 files changed, 194 insertions, 163 deletions
diff --git a/fs/xfs/Makefile b/fs/xfs/Makefile index 6ccc10b6d77a..2f3f75a7f180 100644 --- a/fs/xfs/Makefile +++ b/fs/xfs/Makefile @@ -50,6 +50,7 @@ xfs-y += $(addprefix libxfs/, \ xfs_sb.o \ xfs_symlink_remote.o \ xfs_trans_resv.o \ + xfs_types.o \ ) # xfs_rtbitmap is shared with libxfs xfs-$(CONFIG_XFS_RT) += $(addprefix libxfs/, \ diff --git a/fs/xfs/libxfs/xfs_alloc.c b/fs/xfs/libxfs/xfs_alloc.c index 1db50cfc0212..eef466260d43 100644 --- a/fs/xfs/libxfs/xfs_alloc.c +++ b/fs/xfs/libxfs/xfs_alloc.c @@ -3123,55 +3123,6 @@ xfs_alloc_query_all( return xfs_btree_query_all(cur, xfs_alloc_query_range_helper, &query); } -/* Find the size of the AG, in blocks. */ -xfs_agblock_t -xfs_ag_block_count( - struct xfs_mount *mp, - xfs_agnumber_t agno) -{ - ASSERT(agno < mp->m_sb.sb_agcount); - - if (agno < mp->m_sb.sb_agcount - 1) - return mp->m_sb.sb_agblocks; - return mp->m_sb.sb_dblocks - (agno * mp->m_sb.sb_agblocks); -} - -/* - * Verify that an AG block number pointer neither points outside the AG - * nor points at static metadata. - */ -bool -xfs_verify_agbno( - struct xfs_mount *mp, - xfs_agnumber_t agno, - xfs_agblock_t agbno) -{ - xfs_agblock_t eoag; - - eoag = xfs_ag_block_count(mp, agno); - if (agbno >= eoag) - return false; - if (agbno <= XFS_AGFL_BLOCK(mp)) - return false; - return true; -} - -/* - * Verify that an FS block number pointer neither points outside the - * filesystem nor points at static AG metadata. - */ -bool -xfs_verify_fsbno( - struct xfs_mount *mp, - xfs_fsblock_t fsbno) -{ - xfs_agnumber_t agno = XFS_FSB_TO_AGNO(mp, fsbno); - - if (agno >= mp->m_sb.sb_agcount) - return false; - return xfs_verify_agbno(mp, agno, XFS_FSB_TO_AGBNO(mp, fsbno)); -} - /* Is there a record covering a given extent? */ int xfs_alloc_has_record( diff --git a/fs/xfs/libxfs/xfs_alloc.h b/fs/xfs/libxfs/xfs_alloc.h index 1651d924aaf1..e716c993ac4c 100644 --- a/fs/xfs/libxfs/xfs_alloc.h +++ b/fs/xfs/libxfs/xfs_alloc.h @@ -242,10 +242,6 @@ int xfs_alloc_query_range(struct xfs_btree_cur *cur, xfs_alloc_query_range_fn fn, void *priv); int xfs_alloc_query_all(struct xfs_btree_cur *cur, xfs_alloc_query_range_fn fn, void *priv); -xfs_agblock_t xfs_ag_block_count(struct xfs_mount *mp, xfs_agnumber_t agno); -bool xfs_verify_agbno(struct xfs_mount *mp, xfs_agnumber_t agno, - xfs_agblock_t agbno); -bool xfs_verify_fsbno(struct xfs_mount *mp, xfs_fsblock_t fsbno); int xfs_alloc_has_record(struct xfs_btree_cur *cur, xfs_agblock_t bno, xfs_extlen_t len, bool *exist); diff --git a/fs/xfs/libxfs/xfs_ialloc.c b/fs/xfs/libxfs/xfs_ialloc.c index 3f551eb29157..8ec39dad62d7 100644 --- a/fs/xfs/libxfs/xfs_ialloc.c +++ b/fs/xfs/libxfs/xfs_ialloc.c @@ -2674,96 +2674,6 @@ xfs_ialloc_pagi_init( return 0; } -/* Calculate the first and last possible inode number in an AG. */ -void -xfs_ialloc_agino_range( - struct xfs_mount *mp, - xfs_agnumber_t agno, - xfs_agino_t *first, - xfs_agino_t *last) -{ - xfs_agblock_t bno; - xfs_agblock_t eoag; - - eoag = xfs_ag_block_count(mp, agno); - - /* - * Calculate the first inode, which will be in the first - * cluster-aligned block after the AGFL. - */ - bno = round_up(XFS_AGFL_BLOCK(mp) + 1, - xfs_ialloc_cluster_alignment(mp)); - *first = XFS_OFFBNO_TO_AGINO(mp, bno, 0); - - /* - * Calculate the last inode, which will be at the end of the - * last (aligned) cluster that can be allocated in the AG. - */ - bno = round_down(eoag, xfs_ialloc_cluster_alignment(mp)); - *last = XFS_OFFBNO_TO_AGINO(mp, bno, 0) - 1; -} - -/* - * Verify that an AG inode number pointer neither points outside the AG - * nor points at static metadata. - */ -bool -xfs_verify_agino( - struct xfs_mount *mp, - xfs_agnumber_t agno, - xfs_agino_t agino) -{ - xfs_agino_t first; - xfs_agino_t last; - - xfs_ialloc_agino_range(mp, agno, &first, &last); - return agino >= first && agino <= last; -} - -/* - * Verify that an FS inode number pointer neither points outside the - * filesystem nor points at static AG metadata. - */ -bool -xfs_verify_ino( - struct xfs_mount *mp, - xfs_ino_t ino) -{ - xfs_agnumber_t agno = XFS_INO_TO_AGNO(mp, ino); - xfs_agino_t agino = XFS_INO_TO_AGINO(mp, ino); - - if (agno >= mp->m_sb.sb_agcount) - return false; - if (XFS_AGINO_TO_INO(mp, agno, agino) != ino) - return false; - return xfs_verify_agino(mp, agno, agino); -} - -/* Is this an internal inode number? */ -bool -xfs_internal_inum( - struct xfs_mount *mp, - xfs_ino_t ino) -{ - return ino == mp->m_sb.sb_rbmino || ino == mp->m_sb.sb_rsumino || - (xfs_sb_version_hasquota(&mp->m_sb) && - xfs_is_quota_inode(&mp->m_sb, ino)); -} - -/* - * Verify that a directory entry's inode number doesn't point at an internal - * inode, empty space, or static AG metadata. - */ -bool -xfs_verify_dir_ino( - struct xfs_mount *mp, - xfs_ino_t ino) -{ - if (xfs_internal_inum(mp, ino)) - return false; - return xfs_verify_ino(mp, ino); -} - /* Is there an inode record covering a given range of inode numbers? */ int xfs_ialloc_has_inode_record( diff --git a/fs/xfs/libxfs/xfs_ialloc.h b/fs/xfs/libxfs/xfs_ialloc.h index 144f3eac9b93..90b09c5f163b 100644 --- a/fs/xfs/libxfs/xfs_ialloc.h +++ b/fs/xfs/libxfs/xfs_ialloc.h @@ -169,12 +169,5 @@ int xfs_inobt_insert_rec(struct xfs_btree_cur *cur, uint16_t holemask, int *stat); int xfs_ialloc_cluster_alignment(struct xfs_mount *mp); -void xfs_ialloc_agino_range(struct xfs_mount *mp, xfs_agnumber_t agno, - xfs_agino_t *first, xfs_agino_t *last); -bool xfs_verify_agino(struct xfs_mount *mp, xfs_agnumber_t agno, - xfs_agino_t agino); -bool xfs_verify_ino(struct xfs_mount *mp, xfs_ino_t ino); -bool xfs_internal_inum(struct xfs_mount *mp, xfs_ino_t ino); -bool xfs_verify_dir_ino(struct xfs_mount *mp, xfs_ino_t ino); #endif /* __XFS_IALLOC_H__ */ diff --git a/fs/xfs/libxfs/xfs_rtbitmap.c b/fs/xfs/libxfs/xfs_rtbitmap.c index ffc72075a44e..65fc4ed2e9a1 100644 --- a/fs/xfs/libxfs/xfs_rtbitmap.c +++ b/fs/xfs/libxfs/xfs_rtbitmap.c @@ -1080,18 +1080,6 @@ xfs_rtalloc_query_all( return xfs_rtalloc_query_range(tp, &keys[0], &keys[1], fn, priv); } -/* - * Verify that an realtime block number pointer doesn't point off the - * end of the realtime device. - */ -bool -xfs_verify_rtbno( - struct xfs_mount *mp, - xfs_rtblock_t rtbno) -{ - return rtbno < mp->m_sb.sb_rblocks; -} - /* Is the given extent all free? */ int xfs_rtalloc_extent_is_free( diff --git a/fs/xfs/libxfs/xfs_types.c b/fs/xfs/libxfs/xfs_types.c new file mode 100644 index 000000000000..2e2a243cef2e --- /dev/null +++ b/fs/xfs/libxfs/xfs_types.c @@ -0,0 +1,173 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. + * Copyright (C) 2017 Oracle. + * All Rights Reserved. + */ +#include "xfs.h" +#include "xfs_fs.h" +#include "xfs_format.h" +#include "xfs_log_format.h" +#include "xfs_shared.h" +#include "xfs_trans_resv.h" +#include "xfs_bit.h" +#include "xfs_sb.h" +#include "xfs_mount.h" +#include "xfs_defer.h" +#include "xfs_inode.h" +#include "xfs_btree.h" +#include "xfs_rmap.h" +#include "xfs_alloc_btree.h" +#include "xfs_alloc.h" +#include "xfs_ialloc.h" + +/* Find the size of the AG, in blocks. */ +xfs_agblock_t +xfs_ag_block_count( + struct xfs_mount *mp, + xfs_agnumber_t agno) +{ + ASSERT(agno < mp->m_sb.sb_agcount); + + if (agno < mp->m_sb.sb_agcount - 1) + return mp->m_sb.sb_agblocks; + return mp->m_sb.sb_dblocks - (agno * mp->m_sb.sb_agblocks); +} + +/* + * Verify that an AG block number pointer neither points outside the AG + * nor points at static metadata. + */ +bool +xfs_verify_agbno( + struct xfs_mount *mp, + xfs_agnumber_t agno, + xfs_agblock_t agbno) +{ + xfs_agblock_t eoag; + + eoag = xfs_ag_block_count(mp, agno); + if (agbno >= eoag) + return false; + if (agbno <= XFS_AGFL_BLOCK(mp)) + return false; + return true; +} + +/* + * Verify that an FS block number pointer neither points outside the + * filesystem nor points at static AG metadata. + */ +bool +xfs_verify_fsbno( + struct xfs_mount *mp, + xfs_fsblock_t fsbno) +{ + xfs_agnumber_t agno = XFS_FSB_TO_AGNO(mp, fsbno); + + if (agno >= mp->m_sb.sb_agcount) + return false; + return xfs_verify_agbno(mp, agno, XFS_FSB_TO_AGBNO(mp, fsbno)); +} + +/* Calculate the first and last possible inode number in an AG. */ +void +xfs_agino_range( + struct xfs_mount *mp, + xfs_agnumber_t agno, + xfs_agino_t *first, + xfs_agino_t *last) +{ + xfs_agblock_t bno; + xfs_agblock_t eoag; + + eoag = xfs_ag_block_count(mp, agno); + + /* + * Calculate the first inode, which will be in the first + * cluster-aligned block after the AGFL. + */ + bno = round_up(XFS_AGFL_BLOCK(mp) + 1, + xfs_ialloc_cluster_alignment(mp)); + *first = XFS_OFFBNO_TO_AGINO(mp, bno, 0); + + /* + * Calculate the last inode, which will be at the end of the + * last (aligned) cluster that can be allocated in the AG. + */ + bno = round_down(eoag, xfs_ialloc_cluster_alignment(mp)); + *last = XFS_OFFBNO_TO_AGINO(mp, bno, 0) - 1; +} + +/* + * Verify that an AG inode number pointer neither points outside the AG + * nor points at static metadata. + */ +bool +xfs_verify_agino( + struct xfs_mount *mp, + xfs_agnumber_t agno, + xfs_agino_t agino) +{ + xfs_agino_t first; + xfs_agino_t last; + + xfs_agino_range(mp, agno, &first, &last); + return agino >= first && agino <= last; +} + +/* + * Verify that an FS inode number pointer neither points outside the + * filesystem nor points at static AG metadata. + */ +bool +xfs_verify_ino( + struct xfs_mount *mp, + xfs_ino_t ino) +{ + xfs_agnumber_t agno = XFS_INO_TO_AGNO(mp, ino); + xfs_agino_t agino = XFS_INO_TO_AGINO(mp, ino); + + if (agno >= mp->m_sb.sb_agcount) + return false; + if (XFS_AGINO_TO_INO(mp, agno, agino) != ino) + return false; + return xfs_verify_agino(mp, agno, agino); +} + +/* Is this an internal inode number? */ +bool +xfs_internal_inum( + struct xfs_mount *mp, + xfs_ino_t ino) +{ + return ino == mp->m_sb.sb_rbmino || ino == mp->m_sb.sb_rsumino || + (xfs_sb_version_hasquota(&mp->m_sb) && + xfs_is_quota_inode(&mp->m_sb, ino)); +} + +/* + * Verify that a directory entry's inode number doesn't point at an internal + * inode, empty space, or static AG metadata. + */ +bool +xfs_verify_dir_ino( + struct xfs_mount *mp, + xfs_ino_t ino) +{ + if (xfs_internal_inum(mp, ino)) + return false; + return xfs_verify_ino(mp, ino); +} + +/* + * Verify that an realtime block number pointer doesn't point off the + * end of the realtime device. + */ +bool +xfs_verify_rtbno( + struct xfs_mount *mp, + xfs_rtblock_t rtbno) +{ + return rtbno < mp->m_sb.sb_rblocks; +} diff --git a/fs/xfs/libxfs/xfs_types.h b/fs/xfs/libxfs/xfs_types.h index b72ae343140e..4055d62f690c 100644 --- a/fs/xfs/libxfs/xfs_types.h +++ b/fs/xfs/libxfs/xfs_types.h @@ -147,4 +147,23 @@ typedef struct xfs_bmbt_irec xfs_exntst_t br_state; /* extent state */ } xfs_bmbt_irec_t; +/* + * Type verifier functions + */ +struct xfs_mount; + +xfs_agblock_t xfs_ag_block_count(struct xfs_mount *mp, xfs_agnumber_t agno); +bool xfs_verify_agbno(struct xfs_mount *mp, xfs_agnumber_t agno, + xfs_agblock_t agbno); +bool xfs_verify_fsbno(struct xfs_mount *mp, xfs_fsblock_t fsbno); + +void xfs_agino_range(struct xfs_mount *mp, xfs_agnumber_t agno, + xfs_agino_t *first, xfs_agino_t *last); +bool xfs_verify_agino(struct xfs_mount *mp, xfs_agnumber_t agno, + xfs_agino_t agino); +bool xfs_verify_ino(struct xfs_mount *mp, xfs_ino_t ino); +bool xfs_internal_inum(struct xfs_mount *mp, xfs_ino_t ino); +bool xfs_verify_dir_ino(struct xfs_mount *mp, xfs_ino_t ino); +bool xfs_verify_rtbno(struct xfs_mount *mp, xfs_rtblock_t rtbno); + #endif /* __XFS_TYPES_H__ */ diff --git a/fs/xfs/scrub/agheader.c b/fs/xfs/scrub/agheader.c index fb9637ff4bde..9bb0745f1ad2 100644 --- a/fs/xfs/scrub/agheader.c +++ b/fs/xfs/scrub/agheader.c @@ -867,7 +867,7 @@ xfs_scrub_agi( } /* Check inode counters */ - xfs_ialloc_agino_range(mp, agno, &first_agino, &last_agino); + xfs_agino_range(mp, agno, &first_agino, &last_agino); icount = be32_to_cpu(agi->agi_count); if (icount > last_agino - first_agino + 1 || icount < be32_to_cpu(agi->agi_freecount)) |