From a36159eec6ca17402b0e146b86efaf76568dc353 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 20 Sep 2024 01:41:23 +0000
Subject: [PATCH] 重命名 AX88772C_eeprom/asix.c 为 asix_mac.c
---
kernel/fs/xfs/libxfs/xfs_btree.c | 339 ++++++++++++++++++++++++++-----------------------------
1 files changed, 161 insertions(+), 178 deletions(-)
diff --git a/kernel/fs/xfs/libxfs/xfs_btree.c b/kernel/fs/xfs/libxfs/xfs_btree.c
index bbdae2b..0926363 100644
--- a/kernel/fs/xfs/libxfs/xfs_btree.c
+++ b/kernel/fs/xfs/libxfs/xfs_btree.c
@@ -11,18 +11,16 @@
#include "xfs_trans_resv.h"
#include "xfs_bit.h"
#include "xfs_mount.h"
-#include "xfs_defer.h"
#include "xfs_inode.h"
#include "xfs_trans.h"
-#include "xfs_inode_item.h"
#include "xfs_buf_item.h"
#include "xfs_btree.h"
#include "xfs_errortag.h"
#include "xfs_error.h"
#include "xfs_trace.h"
-#include "xfs_cksum.h"
#include "xfs_alloc.h"
#include "xfs_log.h"
+#include "xfs_btree_staging.h"
/*
* Cursor allocation zone.
@@ -108,11 +106,10 @@
xfs_failaddr_t fa;
fa = __xfs_btree_check_lblock(cur, block, level, bp);
- if (unlikely(XFS_TEST_ERROR(fa != NULL, mp,
- XFS_ERRTAG_BTREE_CHECK_LBLOCK))) {
+ if (XFS_IS_CORRUPT(mp, fa != NULL) ||
+ XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BTREE_CHECK_LBLOCK)) {
if (bp)
trace_xfs_btree_corrupt(bp, _RET_IP_);
- XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
return -EFSCORRUPTED;
}
return 0;
@@ -172,11 +169,10 @@
xfs_failaddr_t fa;
fa = __xfs_btree_check_sblock(cur, block, level, bp);
- if (unlikely(XFS_TEST_ERROR(fa != NULL, mp,
- XFS_ERRTAG_BTREE_CHECK_SBLOCK))) {
+ if (XFS_IS_CORRUPT(mp, fa != NULL) ||
+ XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BTREE_CHECK_SBLOCK)) {
if (bp)
trace_xfs_btree_corrupt(bp, _RET_IP_);
- XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
return -EFSCORRUPTED;
}
return 0;
@@ -219,7 +215,7 @@
{
if (level <= 0)
return false;
- return xfs_verify_agbno(cur->bc_mp, cur->bc_private.a.agno, agbno);
+ return xfs_verify_agbno(cur->bc_mp, cur->bc_ag.agno, agbno);
}
/*
@@ -239,8 +235,8 @@
return 0;
xfs_err(cur->bc_mp,
"Inode %llu fork %d: Corrupt btree %d pointer at level %d index %d.",
- cur->bc_private.b.ip->i_ino,
- cur->bc_private.b.whichfork, cur->bc_btnum,
+ cur->bc_ino.ip->i_ino,
+ cur->bc_ino.whichfork, cur->bc_btnum,
level, index);
} else {
if (xfs_btree_check_sptr(cur, be32_to_cpu((&ptr->s)[index]),
@@ -248,7 +244,7 @@
return 0;
xfs_err(cur->bc_mp,
"AG %u: Corrupt btree %d pointer at level %d index %d.",
- cur->bc_private.a.agno, cur->bc_btnum,
+ cur->bc_ag.agno, cur->bc_btnum,
level, index);
}
@@ -276,7 +272,7 @@
struct xfs_btree_block *block = XFS_BUF_TO_BLOCK(bp);
struct xfs_buf_log_item *bip = bp->b_log_item;
- if (!xfs_sb_version_hascrc(&bp->b_target->bt_mount->m_sb))
+ if (!xfs_sb_version_hascrc(&bp->b_mount->m_sb))
return;
if (bip)
block->bb_u.l.bb_lsn = cpu_to_be64(bip->bli_item.li_lsn);
@@ -288,7 +284,7 @@
struct xfs_buf *bp)
{
struct xfs_btree_block *block = XFS_BUF_TO_BLOCK(bp);
- struct xfs_mount *mp = bp->b_target->bt_mount;
+ struct xfs_mount *mp = bp->b_mount;
if (xfs_sb_version_hascrc(&mp->m_sb)) {
if (!xfs_log_check_lsn(mp, be64_to_cpu(block->bb_u.l.bb_lsn)))
@@ -314,7 +310,7 @@
struct xfs_btree_block *block = XFS_BUF_TO_BLOCK(bp);
struct xfs_buf_log_item *bip = bp->b_log_item;
- if (!xfs_sb_version_hascrc(&bp->b_target->bt_mount->m_sb))
+ if (!xfs_sb_version_hascrc(&bp->b_mount->m_sb))
return;
if (bip)
block->bb_u.s.bb_lsn = cpu_to_be64(bip->bli_item.li_lsn);
@@ -326,7 +322,7 @@
struct xfs_buf *bp)
{
struct xfs_btree_block *block = XFS_BUF_TO_BLOCK(bp);
- struct xfs_mount *mp = bp->b_target->bt_mount;
+ struct xfs_mount *mp = bp->b_mount;
if (xfs_sb_version_hascrc(&mp->m_sb)) {
if (!xfs_log_check_lsn(mp, be64_to_cpu(block->bb_u.s.bb_lsn)))
@@ -357,20 +353,17 @@
*/
void
xfs_btree_del_cursor(
- xfs_btree_cur_t *cur, /* btree cursor */
- int error) /* del because of error */
+ struct xfs_btree_cur *cur, /* btree cursor */
+ int error) /* del because of error */
{
- int i; /* btree level */
+ int i; /* btree level */
/*
- * Clear the buffer pointers, and release the buffers.
- * If we're doing this in the face of an error, we
- * need to make sure to inspect all of the entries
- * in the bc_bufs array for buffers to be unlocked.
- * This is because some of the btree code works from
- * level n down to 0, and if we get an error along
- * the way we won't have initialized all the entries
- * down to 0.
+ * Clear the buffer pointers and release the buffers. If we're doing
+ * this because of an error, inspect all of the entries in the bc_bufs
+ * array for buffers to be unlocked. This is because some of the btree
+ * code works from level n down to 0, and if we get an error along the
+ * way we won't have initialized all the entries down to 0.
*/
for (i = 0; i < cur->bc_nlevels; i++) {
if (cur->bc_bufs[i])
@@ -378,16 +371,18 @@
else if (!error)
break;
}
+
/*
- * Can't free a bmap cursor without having dealt with the
- * allocated indirect blocks' accounting.
+ * If we are doing a BMBT update, the number of unaccounted blocks
+ * allocated during this cursor life time should be zero. If it's not
+ * zero, then we should be shut down or on our way to shutdown due to
+ * cancelling a dirty transaction on error.
*/
- ASSERT(cur->bc_btnum != XFS_BTNUM_BMAP ||
- cur->bc_private.b.allocated == 0);
- /*
- * Free the cursor.
- */
- kmem_zone_free(xfs_btree_cur_zone, cur);
+ ASSERT(cur->bc_btnum != XFS_BTNUM_BMAP || cur->bc_ino.allocated == 0 ||
+ XFS_FORCED_SHUTDOWN(cur->bc_mp) || error != 0);
+ if (unlikely(cur->bc_flags & XFS_BTREE_STAGING))
+ kmem_free(cur->bc_ops);
+ kmem_cache_free(xfs_btree_cur_zone, cur);
}
/*
@@ -647,6 +642,17 @@
((char *)block + xfs_btree_ptr_offset(cur, n, level));
}
+struct xfs_ifork *
+xfs_btree_ifork_ptr(
+ struct xfs_btree_cur *cur)
+{
+ ASSERT(cur->bc_flags & XFS_BTREE_ROOT_IN_INODE);
+
+ if (cur->bc_flags & XFS_BTREE_STAGING)
+ return cur->bc_ino.ifake->if_fork;
+ return XFS_IFORK_PTR(cur->bc_ino.ip, cur->bc_ino.whichfork);
+}
+
/*
* Get the root block which is stored in the inode.
*
@@ -657,9 +663,8 @@
xfs_btree_get_iroot(
struct xfs_btree_cur *cur)
{
- struct xfs_ifork *ifp;
+ struct xfs_ifork *ifp = xfs_btree_ifork_ptr(cur);
- ifp = XFS_IFORK_PTR(cur->bc_private.b.ip, cur->bc_private.b.whichfork);
return (struct xfs_btree_block *)ifp->if_broot;
}
@@ -681,63 +686,6 @@
*bpp = cur->bc_bufs[level];
return XFS_BUF_TO_BLOCK(*bpp);
-}
-
-/*
- * Get a buffer for the block, return it with no data read.
- * Long-form addressing.
- */
-xfs_buf_t * /* buffer for fsbno */
-xfs_btree_get_bufl(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_fsblock_t fsbno, /* file system block number */
- uint lock) /* lock flags for get_buf */
-{
- xfs_daddr_t d; /* real disk block address */
-
- ASSERT(fsbno != NULLFSBLOCK);
- d = XFS_FSB_TO_DADDR(mp, fsbno);
- return xfs_trans_get_buf(tp, mp->m_ddev_targp, d, mp->m_bsize, lock);
-}
-
-/*
- * Get a buffer for the block, return it with no data read.
- * Short-form addressing.
- */
-xfs_buf_t * /* buffer for agno/agbno */
-xfs_btree_get_bufs(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_agnumber_t agno, /* allocation group number */
- xfs_agblock_t agbno, /* allocation group block number */
- uint lock) /* lock flags for get_buf */
-{
- xfs_daddr_t d; /* real disk block address */
-
- ASSERT(agno != NULLAGNUMBER);
- ASSERT(agbno != NULLAGBLOCK);
- d = XFS_AGB_TO_DADDR(mp, agno, agbno);
- return xfs_trans_get_buf(tp, mp->m_ddev_targp, d, mp->m_bsize, lock);
-}
-
-/*
- * Check for the cursor referring to the last block at the given level.
- */
-int /* 1=is last block, 0=not last block */
-xfs_btree_islastblock(
- xfs_btree_cur_t *cur, /* btree cursor */
- int level) /* level to check */
-{
- struct xfs_btree_block *block; /* generic btree block pointer */
- xfs_buf_t *bp; /* buffer containing block */
-
- block = xfs_btree_get_block(cur, level, &bp);
- xfs_btree_check_block(cur, block, level, bp);
- if (cur->bc_flags & XFS_BTREE_LONG_PTRS)
- return block->bb_u.l.bb_rightsib == cpu_to_be64(NULLFSBLOCK);
- else
- return block->bb_u.s.bb_rightsib == cpu_to_be32(NULLAGBLOCK);
}
/*
@@ -845,7 +793,6 @@
struct xfs_mount *mp, /* file system mount point */
struct xfs_trans *tp, /* transaction pointer */
xfs_fsblock_t fsbno, /* file system block number */
- uint lock, /* lock flags for read_buf */
struct xfs_buf **bpp, /* buffer for fsbno */
int refval, /* ref count value for buffer */
const struct xfs_buf_ops *ops)
@@ -858,7 +805,7 @@
return -EFSCORRUPTED;
d = XFS_FSB_TO_DADDR(mp, fsbno);
error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp, d,
- mp->m_bsize, lock, &bp, ops);
+ mp->m_bsize, 0, &bp, ops);
if (error)
return error;
if (bp)
@@ -944,13 +891,13 @@
if ((lr & XFS_BTCUR_LEFTRA) && left != NULLAGBLOCK) {
- xfs_btree_reada_bufs(cur->bc_mp, cur->bc_private.a.agno,
+ xfs_btree_reada_bufs(cur->bc_mp, cur->bc_ag.agno,
left, 1, cur->bc_ops->buf_ops);
rval++;
}
if ((lr & XFS_BTCUR_RIGHTRA) && right != NULLAGBLOCK) {
- xfs_btree_reada_bufs(cur->bc_mp, cur->bc_private.a.agno,
+ xfs_btree_reada_bufs(cur->bc_mp, cur->bc_ag.agno,
right, 1, cur->bc_ops->buf_ops);
rval++;
}
@@ -1008,7 +955,7 @@
*daddr = XFS_FSB_TO_DADDR(cur->bc_mp, fsbno);
} else {
agbno = be32_to_cpu(ptr->s);
- *daddr = XFS_AGB_TO_DADDR(cur->bc_mp, cur->bc_private.a.agno,
+ *daddr = XFS_AGB_TO_DADDR(cur->bc_mp, cur->bc_ag.agno,
agbno);
}
@@ -1077,7 +1024,7 @@
return ptr->s == cpu_to_be32(NULLAGBLOCK);
}
-STATIC void
+void
xfs_btree_set_ptr_null(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *ptr)
@@ -1113,7 +1060,7 @@
}
}
-STATIC void
+void
xfs_btree_set_sibling(
struct xfs_btree_cur *cur,
struct xfs_btree_block *block,
@@ -1185,14 +1132,13 @@
xfs_btnum_t btnum,
__u16 level,
__u16 numrecs,
- __u64 owner,
- unsigned int flags)
+ __u64 owner)
{
xfs_btree_init_block_int(mp, XFS_BUF_TO_BLOCK(bp), bp->b_bn,
- btnum, level, numrecs, owner, flags);
+ btnum, level, numrecs, owner, 0);
}
-STATIC void
+void
xfs_btree_init_block_cur(
struct xfs_btree_cur *cur,
struct xfs_buf *bp,
@@ -1208,9 +1154,9 @@
* code.
*/
if (cur->bc_flags & XFS_BTREE_LONG_PTRS)
- owner = cur->bc_private.b.ip->i_ino;
+ owner = cur->bc_ino.ip->i_ino;
else
- owner = cur->bc_private.a.agno;
+ owner = cur->bc_ag.agno;
xfs_btree_init_block_int(cur->bc_mp, XFS_BUF_TO_BLOCK(bp), bp->b_bn,
cur->bc_btnum, level, numrecs,
@@ -1284,11 +1230,10 @@
}
}
-STATIC int
+int
xfs_btree_get_buf_block(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *ptr,
- int flags,
struct xfs_btree_block **block,
struct xfs_buf **bpp)
{
@@ -1296,17 +1241,13 @@
xfs_daddr_t d;
int error;
- /* need to sort out how callers deal with failures first */
- ASSERT(!(flags & XBF_TRYLOCK));
-
error = xfs_btree_ptr_to_daddr(cur, ptr, &d);
if (error)
return error;
- *bpp = xfs_trans_get_buf(cur->bc_tp, mp->m_ddev_targp, d,
- mp->m_bsize, flags);
-
- if (!*bpp)
- return -ENOMEM;
+ error = xfs_trans_get_buf(cur->bc_tp, mp->m_ddev_targp, d, mp->m_bsize,
+ 0, bpp);
+ if (error)
+ return error;
(*bpp)->b_ops = cur->bc_ops->buf_ops;
*block = XFS_BUF_TO_BLOCK(*bpp);
@@ -1349,7 +1290,7 @@
/*
* Copy keys from one btree block to another.
*/
-STATIC void
+void
xfs_btree_copy_keys(
struct xfs_btree_cur *cur,
union xfs_btree_key *dst_key,
@@ -1377,11 +1318,11 @@
/*
* Copy block pointers from one btree block to another.
*/
-STATIC void
+void
xfs_btree_copy_ptrs(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *dst_ptr,
- union xfs_btree_ptr *src_ptr,
+ const union xfs_btree_ptr *src_ptr,
int numptrs)
{
ASSERT(numptrs >= 0);
@@ -1462,8 +1403,8 @@
xfs_btree_key_offset(cur, first),
xfs_btree_key_offset(cur, last + 1) - 1);
} else {
- xfs_trans_log_inode(cur->bc_tp, cur->bc_private.b.ip,
- xfs_ilog_fbroot(cur->bc_private.b.whichfork));
+ xfs_trans_log_inode(cur->bc_tp, cur->bc_ino.ip,
+ xfs_ilog_fbroot(cur->bc_ino.whichfork));
}
}
@@ -1505,8 +1446,8 @@
xfs_btree_ptr_offset(cur, first, level),
xfs_btree_ptr_offset(cur, last + 1, level) - 1);
} else {
- xfs_trans_log_inode(cur->bc_tp, cur->bc_private.b.ip,
- xfs_ilog_fbroot(cur->bc_private.b.whichfork));
+ xfs_trans_log_inode(cur->bc_tp, cur->bc_ino.ip,
+ xfs_ilog_fbroot(cur->bc_ino.whichfork));
}
}
@@ -1574,8 +1515,8 @@
xfs_trans_buf_set_type(cur->bc_tp, bp, XFS_BLFT_BTREE_BUF);
xfs_trans_log_buf(cur->bc_tp, bp, first, last);
} else {
- xfs_trans_log_inode(cur->bc_tp, cur->bc_private.b.ip,
- xfs_ilog_fbroot(cur->bc_private.b.whichfork));
+ xfs_trans_log_inode(cur->bc_tp, cur->bc_ino.ip,
+ xfs_ilog_fbroot(cur->bc_ino.whichfork));
}
}
@@ -1812,10 +1753,10 @@
/* Check the inode owner since the verifiers don't. */
if (xfs_sb_version_hascrc(&cur->bc_mp->m_sb) &&
- !(cur->bc_private.b.flags & XFS_BTCUR_BPRV_INVALID_OWNER) &&
+ !(cur->bc_ino.flags & XFS_BTCUR_BMBT_INVALID_OWNER) &&
(cur->bc_flags & XFS_BTREE_LONG_PTRS) &&
be64_to_cpu((*blkp)->bb_u.l.bb_owner) !=
- cur->bc_private.b.ip->i_ino)
+ cur->bc_ino.ip->i_ino)
goto out_bad;
/* Did we get the level we were looking for? */
@@ -1831,6 +1772,7 @@
out_bad:
*blkp = NULL;
+ xfs_buf_mark_corrupt(bp);
xfs_trans_brelse(cur->bc_tp, bp);
return -EFSCORRUPTED;
}
@@ -1878,7 +1820,7 @@
XFS_BTREE_STATS_INC(cur, lookup);
/* No such thing as a zero-level tree. */
- if (cur->bc_nlevels == 0)
+ if (XFS_IS_CORRUPT(cur->bc_mp, cur->bc_nlevels == 0))
return -EFSCORRUPTED;
block = NULL;
@@ -1998,7 +1940,8 @@
error = xfs_btree_increment(cur, 0, &i);
if (error)
goto error0;
- XFS_WANT_CORRUPTED_RETURN(cur->bc_mp, i == 1);
+ if (XFS_IS_CORRUPT(cur->bc_mp, i != 1))
+ return -EFSCORRUPTED;
*stat = 1;
return 0;
}
@@ -2419,8 +2362,6 @@
XFS_BTREE_STATS_ADD(cur, moves, rrecs - 1);
if (level > 0) {
/* It's a nonleaf. operate on keys and ptrs */
- int i; /* loop index */
-
for (i = 0; i < rrecs; i++) {
error = xfs_btree_debug_check_ptr(cur, rpp, i + 1, level);
if (error)
@@ -2453,7 +2394,10 @@
if (error)
goto error0;
i = xfs_btree_firstrec(tcur, level);
- XFS_WANT_CORRUPTED_GOTO(tcur->bc_mp, i == 1, error0);
+ if (XFS_IS_CORRUPT(tcur->bc_mp, i != 1)) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
error = xfs_btree_decrement(tcur, level, &i);
if (error)
@@ -2620,7 +2564,10 @@
if (error)
goto error0;
i = xfs_btree_lastrec(tcur, level);
- XFS_WANT_CORRUPTED_GOTO(tcur->bc_mp, i == 1, error0);
+ if (XFS_IS_CORRUPT(tcur->bc_mp, i != 1)) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
error = xfs_btree_increment(tcur, level, &i);
if (error)
@@ -2706,7 +2653,7 @@
XFS_BTREE_STATS_INC(cur, alloc);
/* Set up the new block as "right". */
- error = xfs_btree_get_buf_block(cur, &rptr, 0, &right, &rbp);
+ error = xfs_btree_get_buf_block(cur, &rptr, &right, &rbp);
if (error)
goto error0;
@@ -2864,7 +2811,7 @@
struct xfs_btree_split_args *args = container_of(work,
struct xfs_btree_split_args, work);
unsigned long pflags;
- unsigned long new_pflags = PF_MEMALLOC_NOFS;
+ unsigned long new_pflags = 0;
/*
* we are in a transaction context here, but may also be doing work
@@ -2876,12 +2823,20 @@
new_pflags |= PF_MEMALLOC | PF_SWAPWRITE | PF_KSWAPD;
current_set_flags_nested(&pflags, new_pflags);
+ xfs_trans_set_context(args->cur->bc_tp);
args->result = __xfs_btree_split(args->cur, args->level, args->ptrp,
args->key, args->curp, args->stat);
+
+ xfs_trans_clear_context(args->cur->bc_tp);
+ current_restore_flags_nested(&pflags, new_pflags);
+
+ /*
+ * Do not access args after complete() has run here. We don't own args
+ * and the owner may run and free args before we return here.
+ */
complete(args->done);
- current_restore_flags_nested(&pflags, new_pflags);
}
/*
@@ -2961,7 +2916,7 @@
XFS_BTREE_STATS_INC(cur, alloc);
/* Copy the root into a real block. */
- error = xfs_btree_get_buf_block(cur, &nptr, 0, &cblock, &cbp);
+ error = xfs_btree_get_buf_block(cur, &nptr, &cblock, &cbp);
if (error)
goto error0;
@@ -3001,9 +2956,9 @@
xfs_btree_copy_ptrs(cur, pp, &nptr, 1);
- xfs_iroot_realloc(cur->bc_private.b.ip,
+ xfs_iroot_realloc(cur->bc_ino.ip,
1 - xfs_btree_get_numrecs(cblock),
- cur->bc_private.b.whichfork);
+ cur->bc_ino.whichfork);
xfs_btree_setbuf(cur, level, cbp);
@@ -3016,7 +2971,7 @@
xfs_btree_log_ptrs(cur, cbp, 1, be16_to_cpu(cblock->bb_numrecs));
*logflags |=
- XFS_ILOG_CORE | xfs_ilog_fbroot(cur->bc_private.b.whichfork);
+ XFS_ILOG_CORE | xfs_ilog_fbroot(cur->bc_ino.whichfork);
*stat = 1;
return 0;
error0:
@@ -3058,7 +3013,7 @@
XFS_BTREE_STATS_INC(cur, alloc);
/* Set up the new block. */
- error = xfs_btree_get_buf_block(cur, &lptr, 0, &new, &nbp);
+ error = xfs_btree_get_buf_block(cur, &lptr, &new, &nbp);
if (error)
goto error0;
@@ -3168,11 +3123,11 @@
if ((cur->bc_flags & XFS_BTREE_ROOT_IN_INODE) &&
level == cur->bc_nlevels - 1) {
- struct xfs_inode *ip = cur->bc_private.b.ip;
+ struct xfs_inode *ip = cur->bc_ino.ip;
if (numrecs < cur->bc_ops->get_dmaxrecs(cur, level)) {
/* A root block that can be made bigger. */
- xfs_iroot_realloc(ip, 1, cur->bc_private.b.whichfork);
+ xfs_iroot_realloc(ip, 1, cur->bc_ino.whichfork);
*stat = 1;
} else {
/* A root block that needs replacing */
@@ -3235,7 +3190,7 @@
struct xfs_btree_block *block; /* btree block */
struct xfs_buf *bp; /* buffer for block */
union xfs_btree_ptr nptr; /* new block ptr */
- struct xfs_btree_cur *ncur; /* new btree cursor */
+ struct xfs_btree_cur *ncur = NULL; /* new btree cursor */
union xfs_btree_key nkey; /* new block key */
union xfs_btree_key *lkey;
int optr; /* old key/record index */
@@ -3315,7 +3270,7 @@
#ifdef DEBUG
error = xfs_btree_check_block(cur, block, level, bp);
if (error)
- return error;
+ goto error0;
#endif
/*
@@ -3335,7 +3290,7 @@
for (i = numrecs - ptr; i >= 0; i--) {
error = xfs_btree_debug_check_ptr(cur, pp, i, level);
if (error)
- return error;
+ goto error0;
}
xfs_btree_shift_keys(cur, kp, 1, numrecs - ptr + 1);
@@ -3420,6 +3375,8 @@
return 0;
error0:
+ if (ncur)
+ xfs_btree_del_cursor(ncur, error);
return error;
}
@@ -3474,7 +3431,10 @@
goto error0;
}
- XFS_WANT_CORRUPTED_GOTO(cur->bc_mp, i == 1, error0);
+ if (XFS_IS_CORRUPT(cur->bc_mp, i != 1)) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
level++;
/*
@@ -3515,8 +3475,8 @@
xfs_btree_kill_iroot(
struct xfs_btree_cur *cur)
{
- int whichfork = cur->bc_private.b.whichfork;
- struct xfs_inode *ip = cur->bc_private.b.ip;
+ int whichfork = cur->bc_ino.whichfork;
+ struct xfs_inode *ip = cur->bc_ino.ip;
struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, whichfork);
struct xfs_btree_block *block;
struct xfs_btree_block *cblock;
@@ -3574,8 +3534,8 @@
index = numrecs - cur->bc_ops->get_maxrecs(cur, level);
if (index) {
- xfs_iroot_realloc(cur->bc_private.b.ip, index,
- cur->bc_private.b.whichfork);
+ xfs_iroot_realloc(cur->bc_ino.ip, index,
+ cur->bc_ino.whichfork);
block = ifp->if_broot;
}
@@ -3604,7 +3564,7 @@
cur->bc_bufs[level - 1] = NULL;
be16_add_cpu(&block->bb_level, -1);
xfs_trans_log_inode(cur->bc_tp, ip,
- XFS_ILOG_CORE | xfs_ilog_fbroot(cur->bc_private.b.whichfork));
+ XFS_ILOG_CORE | xfs_ilog_fbroot(cur->bc_ino.whichfork));
cur->bc_nlevels--;
out0:
return 0;
@@ -3772,8 +3732,8 @@
*/
if (level == cur->bc_nlevels - 1) {
if (cur->bc_flags & XFS_BTREE_ROOT_IN_INODE) {
- xfs_iroot_realloc(cur->bc_private.b.ip, -1,
- cur->bc_private.b.whichfork);
+ xfs_iroot_realloc(cur->bc_ino.ip, -1,
+ cur->bc_ino.whichfork);
error = xfs_btree_kill_iroot(cur);
if (error)
@@ -3878,15 +3838,24 @@
* Actually any entry but the first would suffice.
*/
i = xfs_btree_lastrec(tcur, level);
- XFS_WANT_CORRUPTED_GOTO(cur->bc_mp, i == 1, error0);
+ if (XFS_IS_CORRUPT(cur->bc_mp, i != 1)) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
error = xfs_btree_increment(tcur, level, &i);
if (error)
goto error0;
- XFS_WANT_CORRUPTED_GOTO(cur->bc_mp, i == 1, error0);
+ if (XFS_IS_CORRUPT(cur->bc_mp, i != 1)) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
i = xfs_btree_lastrec(tcur, level);
- XFS_WANT_CORRUPTED_GOTO(cur->bc_mp, i == 1, error0);
+ if (XFS_IS_CORRUPT(cur->bc_mp, i != 1)) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
/* Grab a pointer to the block. */
right = xfs_btree_get_block(tcur, level, &rbp);
@@ -3930,12 +3899,18 @@
rrecs = xfs_btree_get_numrecs(right);
if (!xfs_btree_ptr_is_null(cur, &lptr)) {
i = xfs_btree_firstrec(tcur, level);
- XFS_WANT_CORRUPTED_GOTO(cur->bc_mp, i == 1, error0);
+ if (XFS_IS_CORRUPT(cur->bc_mp, i != 1)) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
error = xfs_btree_decrement(tcur, level, &i);
if (error)
goto error0;
- XFS_WANT_CORRUPTED_GOTO(cur->bc_mp, i == 1, error0);
+ if (XFS_IS_CORRUPT(cur->bc_mp, i != 1)) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
}
}
@@ -3949,13 +3924,19 @@
* previous block.
*/
i = xfs_btree_firstrec(tcur, level);
- XFS_WANT_CORRUPTED_GOTO(cur->bc_mp, i == 1, error0);
+ if (XFS_IS_CORRUPT(cur->bc_mp, i != 1)) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
error = xfs_btree_decrement(tcur, level, &i);
if (error)
goto error0;
i = xfs_btree_firstrec(tcur, level);
- XFS_WANT_CORRUPTED_GOTO(cur->bc_mp, i == 1, error0);
+ if (XFS_IS_CORRUPT(cur->bc_mp, i != 1)) {
+ error = -EFSCORRUPTED;
+ goto error0;
+ }
/* Grab a pointer to the block. */
left = xfs_btree_get_block(tcur, level, &lbp);
@@ -4297,6 +4278,7 @@
xfs_btree_visit_blocks(
struct xfs_btree_cur *cur,
xfs_btree_visit_blocks_fn fn,
+ unsigned int flags,
void *data)
{
union xfs_btree_ptr lptr;
@@ -4322,6 +4304,11 @@
/* save for the next iteration of the loop */
xfs_btree_copy_ptrs(cur, &lptr, ptr, 1);
+
+ if (!(flags & XFS_BTREE_VISIT_LEAVES))
+ continue;
+ } else if (!(flags & XFS_BTREE_VISIT_RECORDS)) {
+ continue;
}
/* for each buffer in the level */
@@ -4424,7 +4411,7 @@
bbcoi.buffer_list = buffer_list;
return xfs_btree_visit_blocks(cur, xfs_btree_block_change_owner,
- &bbcoi);
+ XFS_BTREE_VISIT_ALL, &bbcoi);
}
/* Verify the v5 fields of a long-format btree block. */
@@ -4433,7 +4420,7 @@
struct xfs_buf *bp,
uint64_t owner)
{
- struct xfs_mount *mp = bp->b_target->bt_mount;
+ struct xfs_mount *mp = bp->b_mount;
struct xfs_btree_block *block = XFS_BUF_TO_BLOCK(bp);
if (!xfs_sb_version_hascrc(&mp->m_sb))
@@ -4454,7 +4441,7 @@
struct xfs_buf *bp,
unsigned int max_recs)
{
- struct xfs_mount *mp = bp->b_target->bt_mount;
+ struct xfs_mount *mp = bp->b_mount;
struct xfs_btree_block *block = XFS_BUF_TO_BLOCK(bp);
/* numrecs verification */
@@ -4477,14 +4464,12 @@
* btree block
*
* @bp: buffer containing the btree block
- * @max_recs: pointer to the m_*_mxr max records field in the xfs mount
- * @pag_max_level: pointer to the per-ag max level field
*/
xfs_failaddr_t
xfs_btree_sblock_v5hdr_verify(
struct xfs_buf *bp)
{
- struct xfs_mount *mp = bp->b_target->bt_mount;
+ struct xfs_mount *mp = bp->b_mount;
struct xfs_btree_block *block = XFS_BUF_TO_BLOCK(bp);
struct xfs_perag *pag = bp->b_pag;
@@ -4510,7 +4495,7 @@
struct xfs_buf *bp,
unsigned int max_recs)
{
- struct xfs_mount *mp = bp->b_target->bt_mount;
+ struct xfs_mount *mp = bp->b_mount;
struct xfs_btree_block *block = XFS_BUF_TO_BLOCK(bp);
xfs_agblock_t agno;
@@ -4611,7 +4596,7 @@
/* Callback */
error = fn(cur, recp, priv);
- if (error < 0 || error == XFS_BTREE_QUERY_RANGE_ABORT)
+ if (error)
break;
advloop:
@@ -4713,8 +4698,7 @@
*/
if (ldiff >= 0 && hdiff >= 0) {
error = fn(cur, recp, priv);
- if (error < 0 ||
- error == XFS_BTREE_QUERY_RANGE_ABORT)
+ if (error)
break;
} else if (hdiff < 0) {
/* Record is larger than high key; pop. */
@@ -4785,8 +4769,7 @@
* Query a btree for all records overlapping a given interval of keys. The
* supplied function will be called with each record found; return one of the
* XFS_BTREE_QUERY_RANGE_{CONTINUE,ABORT} values or the usual negative error
- * code. This function returns XFS_BTREE_QUERY_RANGE_ABORT, zero, or a
- * negative error code.
+ * code. This function returns -ECANCELED, zero, or a negative error code.
*/
int
xfs_btree_query_range(
@@ -4880,7 +4863,7 @@
{
*blocks = 0;
return xfs_btree_visit_blocks(cur, xfs_btree_count_blocks_helper,
- blocks);
+ XFS_BTREE_VISIT_ALL, blocks);
}
/* Compare two btree pointers. */
@@ -4902,7 +4885,7 @@
union xfs_btree_rec *rec,
void *priv)
{
- return XFS_BTREE_QUERY_RANGE_ABORT;
+ return -ECANCELED;
}
/* Is there a record covering a given range of keys? */
@@ -4917,7 +4900,7 @@
error = xfs_btree_query_range(cur, low, high,
&xfs_btree_has_record_helper, NULL);
- if (error == XFS_BTREE_QUERY_RANGE_ABORT) {
+ if (error == -ECANCELED) {
*exists = true;
return 0;
}
--
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