/*
* Free any blocks freed up in the transaction, then commit.
*/
- error = xfs_bmap_finish(&tp, &flist, firstblock, &committed);
+ error = xfs_bmap_finish(&tp, &flist, &committed);
if (error)
goto error_exit;
xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES, NULL);
}
#endif
-#ifdef DEBUG
-/*
- * Check whether the given block in the bitmap has the given value.
- */
-STATIC int /* 1 for matches, 0 for not */
-xfs_rtcheck_bit(
- xfs_mount_t *mp, /* file system mount structure */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtblock_t start, /* bit (block) to check */
- int val) /* 1 for free, 0 for allocated */
-{
- int bit; /* bit number in the word */
- xfs_rtblock_t block; /* bitmap block number */
- xfs_buf_t *bp; /* buf for the block */
- xfs_rtword_t *bufp; /* pointer into the buffer */
- /* REFERENCED */
- int error; /* error value */
- xfs_rtword_t wdiff; /* difference between bit & expected */
- int word; /* word number in the buffer */
- xfs_rtword_t wval; /* word value from buffer */
-
- block = XFS_BITTOBLOCK(mp, start);
- error = xfs_rtbuf_get(mp, tp, block, 0, &bp);
- bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
- word = XFS_BITTOWORD(mp, start);
- bit = (int)(start & (XFS_NBWORD - 1));
- wval = bufp[word];
- xfs_trans_brelse(tp, bp);
- wdiff = (wval ^ -val) & ((xfs_rtword_t)1 << bit);
- return !wdiff;
-}
-#endif /* DEBUG */
-
-#if 0
-/*
- * Check that the given extent (block range) is free already.
- */
-STATIC int /* error */
-xfs_rtcheck_free_range(
- xfs_mount_t *mp, /* file system mount point */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtblock_t bno, /* starting block number of extent */
- xfs_extlen_t len, /* length of extent */
- int *stat) /* out: 1 for free, 0 for not */
-{
- xfs_rtblock_t new; /* dummy for xfs_rtcheck_range */
-
- return xfs_rtcheck_range(mp, tp, bno, len, 1, &new, stat);
-}
-#endif
-
/*
* Check that the given range is either all allocated (val = 0) or
* all free (val = 1).
*/
nrextents = nrblocks;
do_div(nrextents, in->extsize);
- nrbmblocks = roundup_64(nrextents, NBBY * sbp->sb_blocksize);
+ nrbmblocks = howmany_64(nrextents, NBBY * sbp->sb_blocksize);
nrextslog = xfs_highbit32(nrextents);
nrsumlevels = nrextslog + 1;
nrsumsize = (uint)sizeof(xfs_suminfo_t) * nrsumlevels * nrbmblocks;
if ((error = xfs_growfs_rt_alloc(mp, rsumblocks, nrsumblocks,
mp->m_sb.sb_rsumino)))
return error;
- nmp = NULL;
+ /*
+ * Allocate a new (fake) mount/sb.
+ */
+ nmp = kmem_alloc(sizeof(*nmp), KM_SLEEP);
/*
* Loop over the bitmap blocks.
* We will do everything one bitmap block at a time.
((sbp->sb_rextents & ((1 << mp->m_blkbit_log) - 1)) != 0);
bmbno < nrbmblocks;
bmbno++) {
- /*
- * Allocate a new (fake) mount/sb.
- */
- nmp = kmem_alloc(sizeof(*nmp), KM_SLEEP);
*nmp = *mp;
nsbp = &nmp->m_sb;
/*
cancelflags = 0;
if ((error = xfs_trans_reserve(tp, 0,
XFS_GROWRTFREE_LOG_RES(nmp), 0, 0, 0)))
- goto error_exit;
+ break;
/*
* Lock out other callers by grabbing the bitmap inode lock.
*/
if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0,
XFS_ILOCK_EXCL, &ip)))
- goto error_exit;
+ break;
ASSERT(ip == mp->m_rbmip);
/*
* Update the bitmap inode's size.
*/
if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rsumino, 0,
XFS_ILOCK_EXCL, &ip)))
- goto error_exit;
+ break;
ASSERT(ip == mp->m_rsumip);
/*
* Update the summary inode's size.
mp->m_rsumlevels != nmp->m_rsumlevels) {
error = xfs_rtcopy_summary(mp, nmp, tp);
if (error)
- goto error_exit;
+ break;
}
/*
* Update superblock fields.
error = xfs_rtfree_range(nmp, tp, sbp->sb_rextents,
nsbp->sb_rextents - sbp->sb_rextents, &bp, &sumbno);
if (error)
- goto error_exit;
+ break;
/*
* Mark more blocks free in the superblock.
*/
xfs_trans_mod_sb(tp, XFS_TRANS_SB_FREXTENTS,
nsbp->sb_rextents - sbp->sb_rextents);
- /*
- * Free the fake mp structure.
- */
- kmem_free(nmp, sizeof(*nmp));
- nmp = NULL;
/*
* Update mp values into the real mp structure.
*/
*/
xfs_trans_commit(tp, 0, NULL);
}
- return 0;
+
+ if (error)
+ xfs_trans_cancel(tp, cancelflags);
/*
- * Error paths come here.
+ * Free the fake mp structure.
*/
-error_exit:
- if (nmp)
- kmem_free(nmp, sizeof(*nmp));
- xfs_trans_cancel(tp, cancelflags);
+ kmem_free(nmp, sizeof(*nmp));
+
return error;
}
*pick = b;
return 0;
}
-
-#ifdef DEBUG
-/*
- * Debug code: print out the value of a range in the bitmap.
- */
-void
-xfs_rtprint_range(
- xfs_mount_t *mp, /* file system mount structure */
- xfs_trans_t *tp, /* transaction pointer */
- xfs_rtblock_t start, /* starting block to print */
- xfs_extlen_t len) /* length to print */
-{
- xfs_extlen_t i; /* block number in the extent */
-
- cmn_err(CE_DEBUG, "%Ld: ", (long long)start);
- for (i = 0; i < len; i++)
- cmn_err(CE_DEBUG, "%d", xfs_rtcheck_bit(mp, tp, start + i, 1));
- cmn_err(CE_DEBUG, "\n");
-}
-
-/*
- * Debug code: print the summary file.
- */
-void
-xfs_rtprint_summary(
- xfs_mount_t *mp, /* file system mount structure */
- xfs_trans_t *tp) /* transaction pointer */
-{
- xfs_suminfo_t c; /* summary data */
- xfs_rtblock_t i; /* bitmap block number */
- int l; /* summary information level */
- int p; /* flag for printed anything */
- xfs_fsblock_t sb; /* summary block number */
- xfs_buf_t *sumbp; /* summary block buffer */
-
- sumbp = NULL;
- for (l = 0; l < mp->m_rsumlevels; l++) {
- for (p = 0, i = 0; i < mp->m_sb.sb_rbmblocks; i++) {
- (void)xfs_rtget_summary(mp, tp, l, i, &sumbp, &sb, &c);
- if (c) {
- if (!p) {
- cmn_err(CE_DEBUG, "%Ld-%Ld:", 1LL << l,
- XFS_RTMIN((1LL << l) +
- ((1LL << l) - 1LL),
- mp->m_sb.sb_rextents));
- p = 1;
- }
- cmn_err(CE_DEBUG, " %Ld:%d", (long long)i, c);
- }
- }
- if (p)
- cmn_err(CE_DEBUG, "\n");
- }
- if (sumbp)
- xfs_trans_brelse(tp, sumbp);
-}
-#endif /* DEBUG */
projects / powerpc.git / blobdiff