diff options
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_aops.c | 39 | ||||
| -rw-r--r-- | fs/xfs/xfs_iomap.c | 6 | ||||
| -rw-r--r-- | fs/xfs/xfs_iomap.h | 2 |
3 files changed, 18 insertions, 29 deletions
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c index 0f8b9968a80..49dec212da4 100644 --- a/fs/xfs/linux-2.6/xfs_aops.c +++ b/fs/xfs/linux-2.6/xfs_aops.c @@ -103,8 +103,9 @@ xfs_count_page_state( STATIC struct block_device * xfs_find_bdev_for_inode( - struct xfs_inode *ip) + struct inode *inode) { + struct xfs_inode *ip = XFS_I(inode); struct xfs_mount *mp = ip->i_mount; if (XFS_IS_REALTIME_INODE(ip)) @@ -554,19 +555,19 @@ xfs_add_to_ioend( STATIC void xfs_map_buffer( + struct inode *inode, struct buffer_head *bh, xfs_iomap_t *mp, - xfs_off_t offset, - uint block_bits) + xfs_off_t offset) { sector_t bn; ASSERT(mp->iomap_bn != IOMAP_DADDR_NULL); - bn = (mp->iomap_bn >> (block_bits - BBSHIFT)) + - ((offset - mp->iomap_offset) >> block_bits); + bn = (mp->iomap_bn >> (inode->i_blkbits - BBSHIFT)) + + ((offset - mp->iomap_offset) >> inode->i_blkbits); - ASSERT(bn || (mp->iomap_flags & IOMAP_REALTIME)); + ASSERT(bn || XFS_IS_REALTIME_INODE(XFS_I(inode))); bh->b_blocknr = bn; set_buffer_mapped(bh); @@ -574,17 +575,17 @@ xfs_map_buffer( STATIC void xfs_map_at_offset( + struct inode *inode, struct buffer_head *bh, - loff_t offset, - int block_bits, - xfs_iomap_t *iomapp) + xfs_iomap_t *iomapp, + xfs_off_t offset) { ASSERT(!(iomapp->iomap_flags & IOMAP_HOLE)); ASSERT(!(iomapp->iomap_flags & IOMAP_DELAY)); lock_buffer(bh); - xfs_map_buffer(bh, iomapp, offset, block_bits); - bh->b_bdev = iomapp->iomap_target->bt_bdev; + xfs_map_buffer(inode, bh, iomapp, offset); + bh->b_bdev = xfs_find_bdev_for_inode(inode); set_buffer_mapped(bh); clear_buffer_delay(bh); clear_buffer_unwritten(bh); @@ -750,7 +751,6 @@ xfs_convert_page( xfs_off_t end_offset; unsigned long p_offset; unsigned int type; - int bbits = inode->i_blkbits; int len, page_dirty; int count = 0, done = 0, uptodate = 1; xfs_off_t offset = page_offset(page); @@ -814,7 +814,7 @@ xfs_convert_page( ASSERT(!(mp->iomap_flags & IOMAP_HOLE)); ASSERT(!(mp->iomap_flags & IOMAP_DELAY)); - xfs_map_at_offset(bh, offset, bbits, mp); + xfs_map_at_offset(inode, bh, mp, offset); if (startio) { xfs_add_to_ioend(inode, bh, offset, type, ioendp, done); @@ -1174,8 +1174,7 @@ xfs_page_state_convert( iomap_valid = xfs_iomap_valid(&iomap, offset); } if (iomap_valid) { - xfs_map_at_offset(bh, offset, - inode->i_blkbits, &iomap); + xfs_map_at_offset(inode, bh, &iomap, offset); if (startio) { xfs_add_to_ioend(inode, bh, offset, type, &ioend, @@ -1473,10 +1472,8 @@ __xfs_get_blocks( * For unwritten extents do not report a disk address on * the read case (treat as if we're reading into a hole). */ - if (create || !(iomap.iomap_flags & IOMAP_UNWRITTEN)) { - xfs_map_buffer(bh_result, &iomap, offset, - inode->i_blkbits); - } + if (create || !(iomap.iomap_flags & IOMAP_UNWRITTEN)) + xfs_map_buffer(inode, bh_result, &iomap, offset); if (create && (iomap.iomap_flags & IOMAP_UNWRITTEN)) { if (direct) bh_result->b_private = inode; @@ -1488,7 +1485,7 @@ __xfs_get_blocks( * If this is a realtime file, data may be on a different device. * to that pointed to from the buffer_head b_bdev currently. */ - bh_result->b_bdev = iomap.iomap_target->bt_bdev; + bh_result->b_bdev = xfs_find_bdev_for_inode(inode); /* * If we previously allocated a block out beyond eof and we are now @@ -1612,7 +1609,7 @@ xfs_vm_direct_IO( struct block_device *bdev; ssize_t ret; - bdev = xfs_find_bdev_for_inode(XFS_I(inode)); + bdev = xfs_find_bdev_for_inode(inode); iocb->private = xfs_alloc_ioend(inode, rw == WRITE ? IOMAP_UNWRITTEN : IOMAP_READ); diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c index 2d9bce7fcf8..7327d3f3bf6 100644 --- a/fs/xfs/xfs_iomap.c +++ b/fs/xfs/xfs_iomap.c @@ -72,12 +72,6 @@ xfs_imap_to_bmap( iomapp->iomap_bsize = XFS_FSB_TO_B(mp, imap->br_blockcount); iomapp->iomap_flags = flags; - if (XFS_IS_REALTIME_INODE(ip)) { - iomapp->iomap_flags |= IOMAP_REALTIME; - iomapp->iomap_target = mp->m_rtdev_targp; - } else { - iomapp->iomap_target = mp->m_ddev_targp; - } start_block = imap->br_startblock; if (start_block == HOLESTARTBLOCK) { iomapp->iomap_bn = IOMAP_DADDR_NULL; diff --git a/fs/xfs/xfs_iomap.h b/fs/xfs/xfs_iomap.h index 174f2999099..a85fa90f6fe 100644 --- a/fs/xfs/xfs_iomap.h +++ b/fs/xfs/xfs_iomap.h @@ -25,7 +25,6 @@ typedef enum { /* iomap_flags values */ IOMAP_READ = 0, /* mapping for a read */ IOMAP_HOLE = 0x02, /* mapping covers a hole */ IOMAP_DELAY = 0x04, /* mapping covers delalloc region */ - IOMAP_REALTIME = 0x10, /* mapping on the realtime device */ IOMAP_UNWRITTEN = 0x20, /* mapping covers allocated */ /* but uninitialized file data */ IOMAP_NEW = 0x40 /* just allocate */ @@ -71,7 +70,6 @@ typedef enum { typedef struct xfs_iomap { xfs_daddr_t iomap_bn; /* first 512B blk of mapping */ - xfs_buftarg_t *iomap_target; xfs_off_t iomap_offset; /* offset of mapping, bytes */ xfs_off_t iomap_bsize; /* size of mapping, bytes */ xfs_off_t iomap_delta; /* offset into mapping, bytes */ |