diff options
Diffstat (limited to 'fs/xfs/xfs_rmap_item.c')
-rw-r--r-- | fs/xfs/xfs_rmap_item.c | 48 |
1 files changed, 21 insertions, 27 deletions
diff --git a/fs/xfs/xfs_rmap_item.c b/fs/xfs/xfs_rmap_item.c index 2500f28..73c8278 100644 --- a/fs/xfs/xfs_rmap_item.c +++ b/fs/xfs/xfs_rmap_item.c @@ -51,28 +51,16 @@ xfs_rui_item_free( kmem_zone_free(xfs_rui_zone, ruip); } -/* - * This returns the number of iovecs needed to log the given rui item. - * We only need 1 iovec for an rui item. It just logs the rui_log_format - * structure. - */ -static inline int -xfs_rui_item_sizeof( - struct xfs_rui_log_item *ruip) -{ - return sizeof(struct xfs_rui_log_format) + - (ruip->rui_format.rui_nextents - 1) * - sizeof(struct xfs_map_extent); -} - STATIC void xfs_rui_item_size( struct xfs_log_item *lip, int *nvecs, int *nbytes) { + struct xfs_rui_log_item *ruip = RUI_ITEM(lip); + *nvecs += 1; - *nbytes += xfs_rui_item_sizeof(RUI_ITEM(lip)); + *nbytes += xfs_rui_log_format_sizeof(ruip->rui_format.rui_nextents); } /* @@ -97,7 +85,7 @@ xfs_rui_item_format( ruip->rui_format.rui_size = 1; xlog_copy_iovec(lv, &vecp, XLOG_REG_TYPE_RUI_FORMAT, &ruip->rui_format, - xfs_rui_item_sizeof(ruip)); + xfs_rui_log_format_sizeof(ruip->rui_format.rui_nextents)); } /* @@ -205,16 +193,12 @@ xfs_rui_init( { struct xfs_rui_log_item *ruip; - uint size; ASSERT(nextents > 0); - if (nextents > XFS_RUI_MAX_FAST_EXTENTS) { - size = (uint)(sizeof(struct xfs_rui_log_item) + - ((nextents - 1) * sizeof(struct xfs_map_extent))); - ruip = kmem_zalloc(size, KM_SLEEP); - } else { + if (nextents > XFS_RUI_MAX_FAST_EXTENTS) + ruip = kmem_zalloc(xfs_rui_log_item_sizeof(nextents), KM_SLEEP); + else ruip = kmem_zone_zalloc(xfs_rui_zone, KM_SLEEP); - } xfs_log_item_init(mp, &ruip->rui_item, XFS_LI_RUI, &xfs_rui_item_ops); ruip->rui_format.rui_nextents = nextents; @@ -239,14 +223,12 @@ xfs_rui_copy_format( uint len; src_rui_fmt = buf->i_addr; - len = sizeof(struct xfs_rui_log_format) + - (src_rui_fmt->rui_nextents - 1) * - sizeof(struct xfs_map_extent); + len = xfs_rui_log_format_sizeof(src_rui_fmt->rui_nextents); if (buf->i_len != len) return -EFSCORRUPTED; - memcpy((char *)dst_rui_fmt, (char *)src_rui_fmt, len); + memcpy(dst_rui_fmt, src_rui_fmt, len); return 0; } @@ -459,8 +441,11 @@ xfs_rui_recover( XFS_FSB_TO_DADDR(mp, rmap->me_startblock)); switch (rmap->me_flags & XFS_RMAP_EXTENT_TYPE_MASK) { case XFS_RMAP_EXTENT_MAP: + case XFS_RMAP_EXTENT_MAP_SHARED: case XFS_RMAP_EXTENT_UNMAP: + case XFS_RMAP_EXTENT_UNMAP_SHARED: case XFS_RMAP_EXTENT_CONVERT: + case XFS_RMAP_EXTENT_CONVERT_SHARED: case XFS_RMAP_EXTENT_ALLOC: case XFS_RMAP_EXTENT_FREE: op_ok = true; @@ -499,12 +484,21 @@ xfs_rui_recover( case XFS_RMAP_EXTENT_MAP: type = XFS_RMAP_MAP; break; + case XFS_RMAP_EXTENT_MAP_SHARED: + type = XFS_RMAP_MAP_SHARED; + break; case XFS_RMAP_EXTENT_UNMAP: type = XFS_RMAP_UNMAP; break; + case XFS_RMAP_EXTENT_UNMAP_SHARED: + type = XFS_RMAP_UNMAP_SHARED; + break; case XFS_RMAP_EXTENT_CONVERT: type = XFS_RMAP_CONVERT; break; + case XFS_RMAP_EXTENT_CONVERT_SHARED: + type = XFS_RMAP_CONVERT_SHARED; + break; case XFS_RMAP_EXTENT_ALLOC: type = XFS_RMAP_ALLOC; break; |