diff options
| -rw-r--r-- | fs/xfs/xfs_log.c | 33 | ||||
| -rw-r--r-- | fs/xfs/xfs_log_priv.h | 2 | ||||
| -rw-r--r-- | fs/xfs/xfs_log_recover.c | 27 |
3 files changed, 31 insertions, 31 deletions
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index 77593c2..36e09e3 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -1039,6 +1039,7 @@ xlog_alloc_log(xfs_mount_t *mp, int i; int iclogsize; int error = ENOMEM; + uint log2_size = 0; log = kmem_zalloc(sizeof(xlog_t), KM_MAYFAIL); if (!log) { @@ -1064,29 +1065,31 @@ xlog_alloc_log(xfs_mount_t *mp, error = EFSCORRUPTED; if (xfs_sb_version_hassector(&mp->m_sb)) { - log->l_sectbb_log = mp->m_sb.sb_logsectlog - BBSHIFT; - if (log->l_sectbb_log < 0 || - log->l_sectbb_log > mp->m_sectbb_log) { - xlog_warn("XFS: Log sector size (0x%x) out of range.", - log->l_sectbb_log); + log2_size = mp->m_sb.sb_logsectlog; + if (log2_size < BBSHIFT) { + xlog_warn("XFS: Log sector size too small " + "(0x%x < 0x%x)", log2_size, BBSHIFT); goto out_free_log; } - /* for larger sector sizes, must have v2 or external log */ - if (log->l_sectbb_log != 0 && - (log->l_logBBstart != 0 && - !xfs_sb_version_haslogv2(&mp->m_sb))) { - xlog_warn("XFS: log sector size (0x%x) invalid " - "for configuration.", log->l_sectbb_log); + log2_size -= BBSHIFT; + if (log2_size > mp->m_sectbb_log) { + xlog_warn("XFS: Log sector size too large " + "(0x%x > 0x%x)", log2_size, mp->m_sectbb_log); goto out_free_log; } - if (mp->m_sb.sb_logsectlog < BBSHIFT) { - xlog_warn("XFS: Log sector log (0x%x) too small.", - mp->m_sb.sb_logsectlog); + + /* for larger sector sizes, must have v2 or external log */ + if (log2_size && log->l_logBBstart > 0 && + !xfs_sb_version_haslogv2(&mp->m_sb)) { + + xlog_warn("XFS: log sector size (0x%x) invalid " + "for configuration.", log2_size); goto out_free_log; } } - log->l_sectbb_mask = (1 << log->l_sectbb_log) - 1; + log->l_sectBBsize = 1 << log2_size; + log->l_sectbb_mask = log->l_sectBBsize - 1; xlog_get_iclog_buffer_size(mp, log); diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h index 2f2b5ca..56f221d 100644 --- a/fs/xfs/xfs_log_priv.h +++ b/fs/xfs/xfs_log_priv.h @@ -396,7 +396,7 @@ typedef struct log { struct xfs_buf_cancel **l_buf_cancel_table; int l_iclog_hsize; /* size of iclog header */ int l_iclog_heads; /* # of iclog header sectors */ - uint l_sectbb_log; /* log2 of sector size in BBs */ + uint l_sectBBsize; /* sector size in BBs */ uint l_sectbb_mask; /* sector size (in BBs) * alignment mask */ int l_iclog_size; /* size of log in bytes */ diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c index e5b74db..f1220ec 100644 --- a/fs/xfs/xfs_log_recover.c +++ b/fs/xfs/xfs_log_recover.c @@ -60,9 +60,6 @@ STATIC void xlog_recover_check_summary(xlog_t *); * Sector aligned buffer routines for buffer create/read/write/access */ -/* Number of basic blocks in a log sector */ -#define xlog_sectbb(log) (1 << (log)->l_sectbb_log) - /* * Verify the given count of basic blocks is valid number of blocks * to specify for an operation involving the given XFS log buffer. @@ -110,9 +107,9 @@ xlog_get_bp( * extend the buffer by one extra log sector to ensure * there's space to accomodate this possiblility. */ - if (nbblks > 1 && log->l_sectbb_log) - nbblks += xlog_sectbb(log); - nbblks = round_up(nbblks, xlog_sectbb(log)); + if (nbblks > 1 && log->l_sectBBsize > 1) + nbblks += log->l_sectBBsize; + nbblks = round_up(nbblks, log->l_sectBBsize); return xfs_buf_get_noaddr(BBTOB(nbblks), log->l_mp->m_logdev_targp); } @@ -133,7 +130,7 @@ xlog_align( { xfs_caddr_t ptr; - if (!log->l_sectbb_log) + if (log->l_sectBBsize == 1) return XFS_BUF_PTR(bp); ptr = XFS_BUF_PTR(bp) + BBTOB((int)blk_no & log->l_sectbb_mask); @@ -162,8 +159,8 @@ xlog_bread_noalign( return EFSCORRUPTED; } - blk_no = round_down(blk_no, xlog_sectbb(log)); - nbblks = round_up(nbblks, xlog_sectbb(log)); + blk_no = round_down(blk_no, log->l_sectBBsize); + nbblks = round_up(nbblks, log->l_sectBBsize); ASSERT(nbblks > 0); ASSERT(BBTOB(nbblks) <= XFS_BUF_SIZE(bp)); @@ -221,8 +218,8 @@ xlog_bwrite( return EFSCORRUPTED; } - blk_no = round_down(blk_no, xlog_sectbb(log)); - nbblks = round_up(nbblks, xlog_sectbb(log)); + blk_no = round_down(blk_no, log->l_sectBBsize); + nbblks = round_up(nbblks, log->l_sectBBsize); ASSERT(nbblks > 0); ASSERT(BBTOB(nbblks) <= XFS_BUF_SIZE(bp)); @@ -410,7 +407,7 @@ xlog_find_verify_cycle( bufblks = 1 << ffs(nbblks); while (!(bp = xlog_get_bp(log, bufblks))) { bufblks >>= 1; - if (bufblks < xlog_sectbb(log)) + if (bufblks < log->l_sectBBsize) return ENOMEM; } @@ -1181,7 +1178,7 @@ xlog_write_log_records( xfs_caddr_t offset; xfs_buf_t *bp; int balign, ealign; - int sectbb = xlog_sectbb(log); + int sectbb = log->l_sectBBsize; int end_block = start_block + blocks; int bufblks; int error = 0; @@ -1196,7 +1193,7 @@ xlog_write_log_records( bufblks = 1 << ffs(blocks); while (!(bp = xlog_get_bp(log, bufblks))) { bufblks >>= 1; - if (bufblks < xlog_sectbb(log)) + if (bufblks < sectbb) return ENOMEM; } @@ -3515,7 +3512,7 @@ xlog_do_recovery_pass( hblks = 1; } } else { - ASSERT(log->l_sectbb_log == 0); + ASSERT(log->l_sectBBsize == 1); hblks = 1; hbp = xlog_get_bp(log, 1); h_size = XLOG_BIG_RECORD_BSIZE; |