Stop having two different names for many buffer functions and use the
more descriptive xfs_buf_* names directly.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Index: xfs/fs/xfs/linux-2.6/xfs_buf.c
===================================================================
--- xfs.orig/fs/xfs/linux-2.6/xfs_buf.c 2010-09-30 15:57:16.172782662 +0200
+++ xfs/fs/xfs/linux-2.6/xfs_buf.c 2010-09-30 15:58:19.493782839 +0200
@@ -652,8 +652,7 @@ void
xfs_buf_readahead(
xfs_buftarg_t *target,
xfs_off_t ioff,
- size_t isize,
- xfs_buf_flags_t flags)
+ size_t isize)
{
struct backing_dev_info *bdi;
@@ -661,8 +660,8 @@ xfs_buf_readahead(
if (bdi_read_congested(bdi))
return;
- flags |= (XBF_TRYLOCK|XBF_ASYNC|XBF_READ_AHEAD);
- xfs_buf_read(target, ioff, isize, flags);
+ xfs_buf_read(target, ioff, isize,
+ XBF_TRYLOCK|XBF_ASYNC|XBF_READ_AHEAD|XBF_DONT_BLOCK);
}
/*
@@ -691,7 +690,7 @@ xfs_buf_read_uncached(
XFS_BUF_BUSY(bp);
xfsbdstrat(mp, bp);
- error = xfs_iowait(bp);
+ error = xfs_buf_iowait(bp);
if (error || bp->b_error) {
xfs_buf_relse(bp);
return NULL;
@@ -1073,7 +1072,7 @@ xfs_bdwrite(
/*
* Called when we want to stop a buffer from getting written or read.
- * We attach the EIO error, muck with its flags, and call biodone
+ * We attach the EIO error, muck with its flags, and call xfs_buf_ioend
* so that the proper iodone callbacks get called.
*/
STATIC int
@@ -1090,21 +1089,21 @@ xfs_bioerror(
XFS_BUF_ERROR(bp, EIO);
/*
- * We're calling biodone, so delete XBF_DONE flag.
+ * We're calling xfs_buf_ioend, so delete XBF_DONE flag.
*/
XFS_BUF_UNREAD(bp);
XFS_BUF_UNDELAYWRITE(bp);
XFS_BUF_UNDONE(bp);
XFS_BUF_STALE(bp);
- xfs_biodone(bp);
+ xfs_buf_ioend(bp, 0);
return EIO;
}
/*
* Same as xfs_bioerror, except that we are releasing the buffer
- * here ourselves, and avoiding the biodone call.
+ * here ourselves, and avoiding the xfs_buf_ioend call.
* This is meant for userdata errors; metadata bufs come with
* iodone functions attached, so that we can track down errors.
*/
@@ -1938,7 +1937,7 @@ xfs_flush_buftarg(
bp = list_first_entry(&wait_list, struct xfs_buf, b_list);
list_del_init(&bp->b_list);
- xfs_iowait(bp);
+ xfs_buf_iowait(bp);
xfs_buf_relse(bp);
}
}
Index: xfs/fs/xfs/linux-2.6/xfs_buf.h
===================================================================
--- xfs.orig/fs/xfs/linux-2.6/xfs_buf.h 2010-09-30 15:57:16.182782662 +0200
+++ xfs/fs/xfs/linux-2.6/xfs_buf.h 2010-09-30 15:58:24.150782643 +0200
@@ -218,8 +218,7 @@ extern xfs_buf_t *xfs_buf_get_empty(size
extern xfs_buf_t *xfs_buf_get_uncached(struct xfs_buftarg *, size_t, int);
extern int xfs_buf_associate_memory(xfs_buf_t *, void *, size_t);
extern void xfs_buf_hold(xfs_buf_t *);
-extern void xfs_buf_readahead(xfs_buftarg_t *, xfs_off_t, size_t,
- xfs_buf_flags_t);
+extern void xfs_buf_readahead(xfs_buftarg_t *, xfs_off_t, size_t);
struct xfs_buf *xfs_buf_read_uncached(struct xfs_mount *mp,
struct xfs_buftarg *target,
xfs_daddr_t daddr, size_t length, int flags);
@@ -247,6 +246,8 @@ extern int xfs_buf_iorequest(xfs_buf_t *
extern int xfs_buf_iowait(xfs_buf_t *);
extern void xfs_buf_iomove(xfs_buf_t *, size_t, size_t, void *,
xfs_buf_rw_t);
+#define xfs_buf_zero(bp, off, len) \
+ xfs_buf_iomove((bp), (off), (len), NULL, XBRW_ZERO)
static inline int xfs_buf_geterror(xfs_buf_t *bp)
{
@@ -359,21 +360,6 @@ static inline void xfs_buf_relse(xfs_buf
xfs_buf_rele(bp);
}
-#define xfs_biodone(bp) xfs_buf_ioend(bp, 0)
-
-#define xfs_biomove(bp, off, len, data, rw) \
- xfs_buf_iomove((bp), (off), (len), (data), \
- ((rw) == XBF_WRITE) ? XBRW_WRITE : XBRW_READ)
-
-#define xfs_biozero(bp, off, len) \
- xfs_buf_iomove((bp), (off), (len), NULL, XBRW_ZERO)
-
-#define xfs_iowait(bp) xfs_buf_iowait(bp)
-
-#define xfs_baread(target, rablkno, ralen) \
- xfs_buf_readahead((target), (rablkno), (ralen), XBF_DONT_BLOCK)
-
-
/*
* Handling of buftargs.
*/
Index: xfs/fs/xfs/linux-2.6/xfs_super.c
===================================================================
--- xfs.orig/fs/xfs/linux-2.6/xfs_super.c 2010-09-30 15:53:51.780782661 +0200
+++ xfs/fs/xfs/linux-2.6/xfs_super.c 2010-09-30 15:57:22.480782662 +0200
@@ -644,7 +644,7 @@ xfs_barrier_test(
XFS_BUF_ORDERED(sbp);
xfsbdstrat(mp, sbp);
- error = xfs_iowait(sbp);
+ error = xfs_buf_iowait(sbp);
/*
* Clear all the flags we set and possible error state in the
Index: xfs/fs/xfs/quota/xfs_qm.c
===================================================================
--- xfs.orig/fs/xfs/quota/xfs_qm.c 2010-09-30 15:53:51.787782661 +0200
+++ xfs/fs/xfs/quota/xfs_qm.c 2010-09-30 15:57:22.485782662 +0200
@@ -1433,7 +1433,7 @@ xfs_qm_dqiterate(
rablkcnt = map[i+1].br_blockcount;
rablkno = map[i+1].br_startblock;
while (rablkcnt--) {
- xfs_baread(mp->m_ddev_targp,
+ xfs_buf_readahead(mp->m_ddev_targp,
XFS_FSB_TO_DADDR(mp, rablkno),
mp->m_quotainfo->qi_dqchunklen);
rablkno++;
Index: xfs/fs/xfs/xfs_attr.c
===================================================================
--- xfs.orig/fs/xfs/xfs_attr.c 2010-09-30 15:53:51.853782661 +0200
+++ xfs/fs/xfs/xfs_attr.c 2010-09-30 15:57:22.490782662 +0200
@@ -1986,7 +1986,7 @@ xfs_attr_rmtval_get(xfs_da_args_t *args)
tmp = (valuelen < XFS_BUF_SIZE(bp))
? valuelen : XFS_BUF_SIZE(bp);
- xfs_biomove(bp, 0, tmp, dst, XBF_READ);
+ xfs_buf_iomove(bp, 0, tmp, dst, XBRW_READ);
xfs_buf_relse(bp);
dst += tmp;
valuelen -= tmp;
@@ -2116,9 +2116,9 @@ xfs_attr_rmtval_set(xfs_da_args_t *args)
tmp = (valuelen < XFS_BUF_SIZE(bp)) ? valuelen :
XFS_BUF_SIZE(bp);
- xfs_biomove(bp, 0, tmp, src, XBF_WRITE);
+ xfs_buf_iomove(bp, 0, tmp, src, XBRW_WRITE);
if (tmp < XFS_BUF_SIZE(bp))
- xfs_biozero(bp, tmp, XFS_BUF_SIZE(bp) - tmp);
+ xfs_buf_zero(bp, tmp, XFS_BUF_SIZE(bp) - tmp);
if ((error = xfs_bwrite(mp, bp))) {/* GROT: NOTE: synchronous write */
return (error);
}
Index: xfs/fs/xfs/xfs_btree.c
===================================================================
--- xfs.orig/fs/xfs/xfs_btree.c 2010-09-30 15:53:51.794782661 +0200
+++ xfs/fs/xfs/xfs_btree.c 2010-09-30 15:57:22.494782662 +0200
@@ -656,7 +656,7 @@ xfs_btree_reada_bufl(
ASSERT(fsbno != NULLFSBLOCK);
d = XFS_FSB_TO_DADDR(mp, fsbno);
- xfs_baread(mp->m_ddev_targp, d, mp->m_bsize * count);
+ xfs_buf_readahead(mp->m_ddev_targp, d, mp->m_bsize * count);
}
/*
@@ -676,7 +676,7 @@ xfs_btree_reada_bufs(
ASSERT(agno != NULLAGNUMBER);
ASSERT(agbno != NULLAGBLOCK);
d = XFS_AGB_TO_DADDR(mp, agno, agbno);
- xfs_baread(mp->m_ddev_targp, d, mp->m_bsize * count);
+ xfs_buf_readahead(mp->m_ddev_targp, d, mp->m_bsize * count);
}
STATIC int
Index: xfs/fs/xfs/xfs_da_btree.c
===================================================================
--- xfs.orig/fs/xfs/xfs_da_btree.c 2010-09-30 15:53:51.802782661 +0200
+++ xfs/fs/xfs/xfs_da_btree.c 2010-09-30 15:57:22.503782662 +0200
@@ -2042,7 +2042,7 @@ xfs_da_do_buf(
mappedbno, nmapped, 0, &bp);
break;
case 3:
- xfs_baread(mp->m_ddev_targp, mappedbno, nmapped);
+ xfs_buf_readahead(mp->m_ddev_targp, mappedbno, nmapped);
error = 0;
bp = NULL;
break;
Index: xfs/fs/xfs/xfs_dir2_leaf.c
===================================================================
--- xfs.orig/fs/xfs/xfs_dir2_leaf.c 2010-09-30 15:53:51.809782661 +0200
+++ xfs/fs/xfs/xfs_dir2_leaf.c 2010-09-30 15:57:22.509782662 +0200
@@ -961,7 +961,7 @@ xfs_dir2_leaf_getdents(
if (i > ra_current &&
map[ra_index].br_blockcount >=
mp->m_dirblkfsbs) {
- xfs_baread(mp->m_ddev_targp,
+ xfs_buf_readahead(mp->m_ddev_targp,
XFS_FSB_TO_DADDR(mp,
map[ra_index].br_startblock +
ra_offset),
Index: xfs/fs/xfs/xfs_ialloc.c
===================================================================
--- xfs.orig/fs/xfs/xfs_ialloc.c 2010-09-30 15:53:51.862782661 +0200
+++ xfs/fs/xfs/xfs_ialloc.c 2010-09-30 15:57:22.516782662 +0200
@@ -212,7 +212,7 @@ xfs_ialloc_inode_init(
* to log a whole cluster of inodes instead of all the
* individual transactions causing a lot of log traffic.
*/
- xfs_biozero(fbuf, 0, ninodes << mp->m_sb.sb_inodelog);
+ xfs_buf_zero(fbuf, 0, ninodes << mp->m_sb.sb_inodelog);
for (i = 0; i < ninodes; i++) {
int ioffset = i << mp->m_sb.sb_inodelog;
uint isize = sizeof(struct xfs_dinode);
Index: xfs/fs/xfs/xfs_log_recover.c
===================================================================
--- xfs.orig/fs/xfs/xfs_log_recover.c 2010-09-30 15:57:16.222782662 +0200
+++ xfs/fs/xfs/xfs_log_recover.c 2010-09-30 15:59:42.573782661 +0200
@@ -168,7 +168,7 @@ xlog_bread_noalign(
XFS_BUF_SET_TARGET(bp, log->l_mp->m_logdev_targp);
xfsbdstrat(log->l_mp, bp);
- error = xfs_iowait(bp);
+ error = xfs_buf_iowait(bp);
if (error)
xfs_ioerror_alert("xlog_bread", log->l_mp,
bp, XFS_BUF_ADDR(bp));
@@ -328,7 +328,7 @@ xlog_recover_iodone(
SHUTDOWN_META_IO_ERROR);
}
XFS_BUF_CLR_IODONE_FUNC(bp);
- xfs_biodone(bp);
+ xfs_buf_ioend(bp, 0);
}
/*
@@ -3816,7 +3816,7 @@ xlog_do_recover(
XFS_BUF_READ(bp);
XFS_BUF_UNASYNC(bp);
xfsbdstrat(log->l_mp, bp);
- error = xfs_iowait(bp);
+ error = xfs_buf_iowait(bp);
if (error) {
xfs_ioerror_alert("xlog_do_recover",
log->l_mp, bp, XFS_BUF_ADDR(bp));
Index: xfs/fs/xfs/xfs_mount.c
===================================================================
--- xfs.orig/fs/xfs/xfs_mount.c 2010-09-30 15:53:51.824782661 +0200
+++ xfs/fs/xfs/xfs_mount.c 2010-09-30 15:57:22.526782662 +0200
@@ -1607,7 +1607,7 @@ xfs_unmountfs_writesb(xfs_mount_t *mp)
XFS_BUF_UNASYNC(sbp);
ASSERT(XFS_BUF_TARGET(sbp) == mp->m_ddev_targp);
xfsbdstrat(mp, sbp);
- error = xfs_iowait(sbp);
+ error = xfs_buf_iowait(sbp);
if (error)
xfs_ioerror_alert("xfs_unmountfs_writesb",
mp, sbp, XFS_BUF_ADDR(sbp));
Index: xfs/fs/xfs/xfs_trans_buf.c
===================================================================
--- xfs.orig/fs/xfs/xfs_trans_buf.c 2010-09-30 15:53:51.835782661 +0200
+++ xfs/fs/xfs/xfs_trans_buf.c 2010-09-30 15:57:22.531782662 +0200
@@ -336,7 +336,7 @@ xfs_trans_read_buf(
ASSERT(!XFS_BUF_ISASYNC(bp));
XFS_BUF_READ(bp);
xfsbdstrat(tp->t_mountp, bp);
- error = xfs_iowait(bp);
+ error = xfs_buf_iowait(bp);
if (error) {
xfs_ioerror_alert("xfs_trans_read_buf", mp,
bp, blkno);
Index: xfs/fs/xfs/xfs_vnodeops.c
===================================================================
--- xfs.orig/fs/xfs/xfs_vnodeops.c 2010-09-30 15:53:51.844782661 +0200
+++ xfs/fs/xfs/xfs_vnodeops.c 2010-09-30 15:57:22.534782662 +0200
@@ -2460,7 +2460,7 @@ xfs_zero_remaining_bytes(
XFS_BUF_READ(bp);
XFS_BUF_SET_ADDR(bp, xfs_fsb_to_db(ip, imap.br_startblock));
xfsbdstrat(mp, bp);
- error = xfs_iowait(bp);
+ error = xfs_buf_iowait(bp);
if (error) {
xfs_ioerror_alert("xfs_zero_remaining_bytes(read)",
mp, bp, XFS_BUF_ADDR(bp));
@@ -2473,7 +2473,7 @@ xfs_zero_remaining_bytes(
XFS_BUF_UNREAD(bp);
XFS_BUF_WRITE(bp);
xfsbdstrat(mp, bp);
- error = xfs_iowait(bp);
+ error = xfs_buf_iowait(bp);
if (error) {
xfs_ioerror_alert("xfs_zero_remaining_bytes(write)",
mp, bp, XFS_BUF_ADDR(bp));
Index: xfs/fs/xfs/xfs_buf_item.c
===================================================================
--- xfs.orig/fs/xfs/xfs_buf_item.c 2010-09-30 15:57:26.485782662 +0200
+++ xfs/fs/xfs/xfs_buf_item.c 2010-09-30 15:58:37.749782679 +0200
@@ -973,7 +973,7 @@ xfs_buf_iodone_callbacks(
xfs_buf_do_callbacks(bp, lip);
XFS_BUF_SET_FSPRIVATE(bp, NULL);
XFS_BUF_CLR_IODONE_FUNC(bp);
- xfs_biodone(bp);
+ xfs_buf_ioend(bp, 0);
return;
}
@@ -1032,7 +1032,7 @@ xfs_buf_iodone_callbacks(
xfs_buf_do_callbacks(bp, lip);
XFS_BUF_SET_FSPRIVATE(bp, NULL);
XFS_BUF_CLR_IODONE_FUNC(bp);
- xfs_biodone(bp);
+ xfs_buf_ioend(bp, 0);
}
/*
Index: xfs/fs/xfs/xfs_inode.c
===================================================================
--- xfs.orig/fs/xfs/xfs_inode.c 2010-09-30 15:57:26.497782662 +0200
+++ xfs/fs/xfs/xfs_inode.c 2010-09-30 15:58:46.076782659 +0200
@@ -2724,7 +2724,7 @@ cluster_corrupt_out:
XFS_BUF_UNDONE(bp);
XFS_BUF_STALE(bp);
XFS_BUF_ERROR(bp,EIO);
- xfs_biodone(bp);
+ xfs_buf_ioend(bp, 0);
} else {
XFS_BUF_STALE(bp);
xfs_buf_relse(bp);
Index: xfs/fs/xfs/xfs_log.c
===================================================================
--- xfs.orig/fs/xfs/xfs_log.c 2010-09-30 15:57:26.513782662 +0200
+++ xfs/fs/xfs/xfs_log.c 2010-09-30 15:59:02.290782317 +0200
@@ -1310,7 +1310,7 @@ xlog_bdstrat(
if (iclog->ic_state & XLOG_STATE_IOERROR) {
XFS_BUF_ERROR(bp, EIO);
XFS_BUF_STALE(bp);
- xfs_biodone(bp);
+ xfs_buf_ioend(bp, 0);
/*
* It would seem logical to return EIO here, but we rely on
* the log state machine to propagate I/O errors instead of
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