提交 62926044 编写于 作者: C Chandra Seetharaman 提交者: Alex Elder

xfs: Remove the macro XFS_BUF_PTR

Remove the definition and usages of the macro XFS_BUF_PTR.
Signed-off-by: NChandra Seetharaman <sekharan@us.ibm.com>
Reviewed-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NAlex Elder <aelder@sgi.com>
上级 0095a21e
......@@ -1320,7 +1320,7 @@ xfs_buf_offset(
struct page *page;
if (bp->b_flags & XBF_MAPPED)
return XFS_BUF_PTR(bp) + offset;
return bp->b_addr + offset;
offset += bp->b_offset;
page = bp->b_pages[offset >> PAGE_SHIFT];
......
......@@ -266,7 +266,6 @@ void xfs_buf_stale(struct xfs_buf *bp);
#define XFS_BUF_UNWRITE(bp) ((bp)->b_flags &= ~XBF_WRITE)
#define XFS_BUF_ISWRITE(bp) ((bp)->b_flags & XBF_WRITE)
#define XFS_BUF_PTR(bp) (xfs_caddr_t)((bp)->b_addr)
#define XFS_BUF_SET_PTR(bp, val, cnt) xfs_buf_associate_memory(bp, val, cnt)
#define XFS_BUF_ADDR(bp) ((bp)->b_bn)
#define XFS_BUF_SET_ADDR(bp, bno) ((bp)->b_bn = (xfs_daddr_t)(bno))
......
......@@ -320,7 +320,7 @@ xfs_qm_init_dquot_blk(
ASSERT(tp);
ASSERT(xfs_buf_islocked(bp));
d = (xfs_dqblk_t *)XFS_BUF_PTR(bp);
d = bp->b_addr;
/*
* ID of the first dquot in the block - id's are zero based.
......@@ -538,7 +538,7 @@ xfs_qm_dqtobp(
/*
* calculate the location of the dquot inside the buffer.
*/
ddq = (struct xfs_disk_dquot *)(XFS_BUF_PTR(bp) + dqp->q_bufoffset);
ddq = bp->b_addr + dqp->q_bufoffset;
/*
* A simple sanity check in case we got a corrupted dquot...
......@@ -1200,7 +1200,7 @@ xfs_qm_dqflush(
/*
* Calculate the location of the dquot inside the buffer.
*/
ddqp = (struct xfs_disk_dquot *)(XFS_BUF_PTR(bp) + dqp->q_bufoffset);
ddqp = bp->b_addr + dqp->q_bufoffset;
/*
* A simple sanity check in case we got a corrupted dquot..
......
......@@ -1240,7 +1240,7 @@ xfs_qm_reset_dqcounts(
do_div(j, sizeof(xfs_dqblk_t));
ASSERT(mp->m_quotainfo->qi_dqperchunk == j);
#endif
ddq = (xfs_disk_dquot_t *)XFS_BUF_PTR(bp);
ddq = bp->b_addr;
for (j = 0; j < mp->m_quotainfo->qi_dqperchunk; j++) {
/*
* Do a sanity check, and if needed, repair the dqblk. Don't
......
......@@ -103,7 +103,7 @@ typedef struct xfs_agf {
/* disk block (xfs_daddr_t) in the AG */
#define XFS_AGF_DADDR(mp) ((xfs_daddr_t)(1 << (mp)->m_sectbb_log))
#define XFS_AGF_BLOCK(mp) XFS_HDR_BLOCK(mp, XFS_AGF_DADDR(mp))
#define XFS_BUF_TO_AGF(bp) ((xfs_agf_t *)XFS_BUF_PTR(bp))
#define XFS_BUF_TO_AGF(bp) ((xfs_agf_t *)((bp)->b_addr))
extern int xfs_read_agf(struct xfs_mount *mp, struct xfs_trans *tp,
xfs_agnumber_t agno, int flags, struct xfs_buf **bpp);
......@@ -156,7 +156,7 @@ typedef struct xfs_agi {
/* disk block (xfs_daddr_t) in the AG */
#define XFS_AGI_DADDR(mp) ((xfs_daddr_t)(2 << (mp)->m_sectbb_log))
#define XFS_AGI_BLOCK(mp) XFS_HDR_BLOCK(mp, XFS_AGI_DADDR(mp))
#define XFS_BUF_TO_AGI(bp) ((xfs_agi_t *)XFS_BUF_PTR(bp))
#define XFS_BUF_TO_AGI(bp) ((xfs_agi_t *)((bp)->b_addr))
extern int xfs_read_agi(struct xfs_mount *mp, struct xfs_trans *tp,
xfs_agnumber_t agno, struct xfs_buf **bpp);
......@@ -168,7 +168,7 @@ extern int xfs_read_agi(struct xfs_mount *mp, struct xfs_trans *tp,
#define XFS_AGFL_DADDR(mp) ((xfs_daddr_t)(3 << (mp)->m_sectbb_log))
#define XFS_AGFL_BLOCK(mp) XFS_HDR_BLOCK(mp, XFS_AGFL_DADDR(mp))
#define XFS_AGFL_SIZE(mp) ((mp)->m_sb.sb_sectsize / sizeof(xfs_agblock_t))
#define XFS_BUF_TO_AGFL(bp) ((xfs_agfl_t *)XFS_BUF_PTR(bp))
#define XFS_BUF_TO_AGFL(bp) ((xfs_agfl_t *)((bp)->b_addr))
typedef struct xfs_agfl {
__be32 agfl_bno[1]; /* actually XFS_AGFL_SIZE(mp) */
......
......@@ -3384,8 +3384,7 @@ xfs_bmap_local_to_extents(
ASSERT(args.len == 1);
*firstblock = args.fsbno;
bp = xfs_btree_get_bufl(args.mp, tp, args.fsbno, 0);
memcpy((char *)XFS_BUF_PTR(bp), ifp->if_u1.if_data,
ifp->if_bytes);
memcpy(bp->b_addr, ifp->if_u1.if_data, ifp->if_bytes);
xfs_trans_log_buf(tp, bp, 0, ifp->if_bytes - 1);
xfs_bmap_forkoff_reset(args.mp, ip, whichfork);
xfs_idata_realloc(ip, -ifp->if_bytes, whichfork);
......
......@@ -262,7 +262,7 @@ typedef struct xfs_btree_cur
/*
* Convert from buffer to btree block header.
*/
#define XFS_BUF_TO_BLOCK(bp) ((struct xfs_btree_block *)XFS_BUF_PTR(bp))
#define XFS_BUF_TO_BLOCK(bp) ((struct xfs_btree_block *)((bp)->b_addr))
/*
......
......@@ -124,9 +124,9 @@ xfs_buf_item_log_check(
bp = bip->bli_buf;
ASSERT(XFS_BUF_COUNT(bp) > 0);
ASSERT(XFS_BUF_PTR(bp) != NULL);
ASSERT(bp->b_addr != NULL);
orig = bip->bli_orig;
buffer = XFS_BUF_PTR(bp);
buffer = bp->b_addr;
for (x = 0; x < XFS_BUF_COUNT(bp); x++) {
if (orig[x] != buffer[x] && !btst(bip->bli_logged, x)) {
xfs_emerg(bp->b_mount,
......@@ -725,7 +725,7 @@ xfs_buf_item_init(
* to have logged.
*/
bip->bli_orig = (char *)kmem_alloc(XFS_BUF_COUNT(bp), KM_SLEEP);
memcpy(bip->bli_orig, XFS_BUF_PTR(bp), XFS_BUF_COUNT(bp));
memcpy(bip->bli_orig, bp->b_addr, XFS_BUF_COUNT(bp));
bip->bli_logged = (char *)kmem_zalloc(XFS_BUF_COUNT(bp) / NBBY, KM_SLEEP);
#endif
......
......@@ -2258,7 +2258,7 @@ xfs_da_buf_make(int nbuf, xfs_buf_t **bps)
dabuf->nbuf = 1;
bp = bps[0];
dabuf->bbcount = (short)BTOBB(XFS_BUF_COUNT(bp));
dabuf->data = XFS_BUF_PTR(bp);
dabuf->data = bp->b_addr;
dabuf->bps[0] = bp;
} else {
dabuf->nbuf = nbuf;
......@@ -2269,7 +2269,7 @@ xfs_da_buf_make(int nbuf, xfs_buf_t **bps)
dabuf->data = kmem_alloc(BBTOB(dabuf->bbcount), KM_SLEEP);
for (i = off = 0; i < nbuf; i++, off += XFS_BUF_COUNT(bp)) {
bp = bps[i];
memcpy((char *)dabuf->data + off, XFS_BUF_PTR(bp),
memcpy((char *)dabuf->data + off, bp->b_addr,
XFS_BUF_COUNT(bp));
}
}
......@@ -2292,8 +2292,8 @@ xfs_da_buf_clean(xfs_dabuf_t *dabuf)
for (i = off = 0; i < dabuf->nbuf;
i++, off += XFS_BUF_COUNT(bp)) {
bp = dabuf->bps[i];
memcpy(XFS_BUF_PTR(bp), (char *)dabuf->data + off,
XFS_BUF_COUNT(bp));
memcpy(bp->b_addr, dabuf->data + off,
XFS_BUF_COUNT(bp));
}
}
}
......@@ -2330,7 +2330,7 @@ xfs_da_log_buf(xfs_trans_t *tp, xfs_dabuf_t *dabuf, uint first, uint last)
ASSERT(dabuf->nbuf && dabuf->data && dabuf->bbcount && dabuf->bps[0]);
if (dabuf->nbuf == 1) {
ASSERT(dabuf->data == (void *)XFS_BUF_PTR(dabuf->bps[0]));
ASSERT(dabuf->data == dabuf->bps[0]->b_addr);
xfs_trans_log_buf(tp, dabuf->bps[0], first, last);
return;
}
......
......@@ -148,7 +148,7 @@ typedef enum xfs_dinode_fmt {
be32_to_cpu((dip)->di_nextents) : \
be16_to_cpu((dip)->di_anextents))
#define XFS_BUF_TO_DINODE(bp) ((xfs_dinode_t *)XFS_BUF_PTR(bp))
#define XFS_BUF_TO_DINODE(bp) ((xfs_dinode_t *)((bp)->b_addr))
/*
* For block and character special files the 32bit dev_t is stored at the
......
......@@ -1403,7 +1403,7 @@ xlog_sync(xlog_t *log,
bp->b_flags |= XBF_SYNCIO;
if (log->l_mp->m_flags & XFS_MOUNT_BARRIER)
bp->b_flags |= XBF_FUA;
dptr = XFS_BUF_PTR(bp);
dptr = bp->b_addr;
/*
* Bump the cycle numbers at the start of each block
* since this part of the buffer is at the start of
......
......@@ -147,7 +147,7 @@ xlog_align(
xfs_daddr_t offset = blk_no & ((xfs_daddr_t)log->l_sectBBsize - 1);
ASSERT(BBTOB(offset + nbblks) <= XFS_BUF_SIZE(bp));
return XFS_BUF_PTR(bp) + BBTOB(offset);
return bp->b_addr + BBTOB(offset);
}
......@@ -219,7 +219,7 @@ xlog_bread_offset(
xfs_buf_t *bp,
xfs_caddr_t offset)
{
xfs_caddr_t orig_offset = XFS_BUF_PTR(bp);
xfs_caddr_t orig_offset = bp->b_addr;
int orig_len = bp->b_buffer_length;
int error, error2;
......@@ -1260,7 +1260,7 @@ xlog_write_log_records(
*/
ealign = round_down(end_block, sectbb);
if (j == 0 && (start_block + endcount > ealign)) {
offset = XFS_BUF_PTR(bp) + BBTOB(ealign - start_block);
offset = bp->b_addr + BBTOB(ealign - start_block);
error = xlog_bread_offset(log, ealign, sectbb,
bp, offset);
if (error)
......@@ -3433,7 +3433,7 @@ xlog_do_recovery_pass(
/*
* Check for header wrapping around physical end-of-log
*/
offset = XFS_BUF_PTR(hbp);
offset = hbp->b_addr;
split_hblks = 0;
wrapped_hblks = 0;
if (blk_no + hblks <= log->l_logBBsize) {
......@@ -3493,7 +3493,7 @@ xlog_do_recovery_pass(
} else {
/* This log record is split across the
* physical end of log */
offset = XFS_BUF_PTR(dbp);
offset = dbp->b_addr;
split_bblks = 0;
if (blk_no != log->l_logBBsize) {
/* some data is before the physical
......
......@@ -168,7 +168,7 @@ xfs_growfs_rt_alloc(
xfs_trans_cancel(tp, cancelflags);
goto error;
}
memset(XFS_BUF_PTR(bp), 0, mp->m_sb.sb_blocksize);
memset(bp->b_addr, 0, mp->m_sb.sb_blocksize);
xfs_trans_log_buf(tp, bp, 0, mp->m_sb.sb_blocksize - 1);
/*
* Commit the transaction.
......@@ -943,7 +943,7 @@ xfs_rtcheck_range(
if (error) {
return error;
}
bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
bufp = bp->b_addr;
/*
* Compute the starting word's address, and starting bit.
*/
......@@ -994,7 +994,7 @@ xfs_rtcheck_range(
if (error) {
return error;
}
b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
b = bufp = bp->b_addr;
word = 0;
} else {
/*
......@@ -1040,7 +1040,7 @@ xfs_rtcheck_range(
if (error) {
return error;
}
b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
b = bufp = bp->b_addr;
word = 0;
} else {
/*
......@@ -1158,7 +1158,7 @@ xfs_rtfind_back(
if (error) {
return error;
}
bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
bufp = bp->b_addr;
/*
* Get the first word's index & point to it.
*/
......@@ -1210,7 +1210,7 @@ xfs_rtfind_back(
if (error) {
return error;
}
bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
bufp = bp->b_addr;
word = XFS_BLOCKWMASK(mp);
b = &bufp[word];
} else {
......@@ -1256,7 +1256,7 @@ xfs_rtfind_back(
if (error) {
return error;
}
bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
bufp = bp->b_addr;
word = XFS_BLOCKWMASK(mp);
b = &bufp[word];
} else {
......@@ -1333,7 +1333,7 @@ xfs_rtfind_forw(
if (error) {
return error;
}
bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
bufp = bp->b_addr;
/*
* Get the first word's index & point to it.
*/
......@@ -1384,7 +1384,7 @@ xfs_rtfind_forw(
if (error) {
return error;
}
b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
b = bufp = bp->b_addr;
word = 0;
} else {
/*
......@@ -1429,7 +1429,7 @@ xfs_rtfind_forw(
if (error) {
return error;
}
b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
b = bufp = bp->b_addr;
word = 0;
} else {
/*
......@@ -1649,7 +1649,7 @@ xfs_rtmodify_range(
if (error) {
return error;
}
bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
bufp = bp->b_addr;
/*
* Compute the starting word's address, and starting bit.
*/
......@@ -1694,7 +1694,7 @@ xfs_rtmodify_range(
if (error) {
return error;
}
first = b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
first = b = bufp = bp->b_addr;
word = 0;
} else {
/*
......@@ -1734,7 +1734,7 @@ xfs_rtmodify_range(
if (error) {
return error;
}
first = b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
first = b = bufp = bp->b_addr;
word = 0;
} else {
/*
......@@ -1832,8 +1832,8 @@ xfs_rtmodify_summary(
*/
sp = XFS_SUMPTR(mp, bp, so);
*sp += delta;
xfs_trans_log_buf(tp, bp, (uint)((char *)sp - (char *)XFS_BUF_PTR(bp)),
(uint)((char *)sp - (char *)XFS_BUF_PTR(bp) + sizeof(*sp) - 1));
xfs_trans_log_buf(tp, bp, (uint)((char *)sp - (char *)bp->b_addr),
(uint)((char *)sp - (char *)bp->b_addr + sizeof(*sp) - 1));
return 0;
}
......
......@@ -47,7 +47,7 @@ struct xfs_trans;
#define XFS_SUMOFFSTOBLOCK(mp,s) \
(((s) * (uint)sizeof(xfs_suminfo_t)) >> (mp)->m_sb.sb_blocklog)
#define XFS_SUMPTR(mp,bp,so) \
((xfs_suminfo_t *)((char *)XFS_BUF_PTR(bp) + \
((xfs_suminfo_t *)((bp)->b_addr + \
(((so) * (uint)sizeof(xfs_suminfo_t)) & XFS_BLOCKMASK(mp))))
#define XFS_BITTOBLOCK(mp,bi) ((bi) >> (mp)->m_blkbit_log)
......
......@@ -509,7 +509,7 @@ static inline int xfs_sb_version_hasprojid32bit(xfs_sb_t *sbp)
#define XFS_SB_DADDR ((xfs_daddr_t)0) /* daddr in filesystem/ag */
#define XFS_SB_BLOCK(mp) XFS_HDR_BLOCK(mp, XFS_SB_DADDR)
#define XFS_BUF_TO_SBP(bp) ((xfs_dsb_t *)XFS_BUF_PTR(bp))
#define XFS_BUF_TO_SBP(bp) ((xfs_dsb_t *)((bp)->b_addr))
#define XFS_HDR_BLOCK(mp,d) ((xfs_agblock_t)XFS_BB_TO_FSBT(mp,d))
#define XFS_DADDR_TO_FSB(mp,d) XFS_AGB_TO_FSB(mp, \
......
......@@ -94,7 +94,7 @@ xfs_readlink_bmap(
byte_cnt = pathlen;
pathlen -= byte_cnt;
memcpy(link, XFS_BUF_PTR(bp), byte_cnt);
memcpy(link, bp->b_addr, byte_cnt);
xfs_buf_relse(bp);
}
......@@ -1654,7 +1654,7 @@ xfs_symlink(
}
pathlen -= byte_cnt;
memcpy(XFS_BUF_PTR(bp), cur_chunk, byte_cnt);
memcpy(bp->b_addr, cur_chunk, byte_cnt);
cur_chunk += byte_cnt;
xfs_trans_log_buf(tp, bp, 0, byte_cnt - 1);
......@@ -1999,7 +1999,7 @@ xfs_zero_remaining_bytes(
mp, bp, XFS_BUF_ADDR(bp));
break;
}
memset(XFS_BUF_PTR(bp) +
memset(bp->b_addr +
(offset - XFS_FSB_TO_B(mp, imap.br_startoff)),
0, lastoffset - offset + 1);
XFS_BUF_UNDONE(bp);
......
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