diff options
| author | Steven Whitehouse <swhiteho@redhat.com> | 2008-02-01 11:34:15 +0100 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2008-03-31 11:40:39 +0200 |
| commit | ac576cc5bed0dd7759e2b196468c7df93d6aeeee (patch) | |
| tree | dc3a36d5a3d8042f041ffe1381accb8af7dc5725 /fs/gfs2 | |
| parent | [GFS2] Reduce inode size by merging fields (diff) | |
| download | linux-ac576cc5bed0dd7759e2b196468c7df93d6aeeee.tar.xz linux-ac576cc5bed0dd7759e2b196468c7df93d6aeeee.zip | |
[GFS2] Merge the rd_last_alloc_meta and rd_last_alloc_data fields
We don't need to keep track of when we last allocated data
and metadata separately since the only thing thats important
when searching for a free block is whether its free or not,
which is independent from what type of block it is.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2')
| -rw-r--r-- | fs/gfs2/incore.h | 3 | ||||
| -rw-r--r-- | fs/gfs2/rgrp.c | 12 |
2 files changed, 7 insertions, 8 deletions
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h index c50dcdf79929..898b456b386f 100644 --- a/fs/gfs2/incore.h +++ b/fs/gfs2/incore.h @@ -90,8 +90,7 @@ struct gfs2_rgrpd { struct mutex rd_mutex; u32 rd_free_clone; struct gfs2_log_element rd_le; - u32 rd_last_alloc_data; - u32 rd_last_alloc_meta; + u32 rd_last_alloc; struct gfs2_sbd *rd_sbd; unsigned char rd_flags; #define GFS2_RDF_CHECK 0x01 /* Need to check for unlinked inodes */ diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 66193b45e50b..cc28845ba6fd 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -1422,11 +1422,11 @@ u64 gfs2_alloc_data(struct gfs2_inode *ip) if (rgrp_contains_block(rgd, ip->i_goal)) goal = ip->i_goal - rgd->rd_data0; else - goal = rgd->rd_last_alloc_data; + goal = rgd->rd_last_alloc; blk = rgblk_search(rgd, goal, GFS2_BLKST_FREE, GFS2_BLKST_USED); BUG_ON(blk == BFITNOENT); - rgd->rd_last_alloc_data = blk; + rgd->rd_last_alloc = blk; block = rgd->rd_data0 + blk; ip->i_goal = block; @@ -1467,11 +1467,11 @@ u64 gfs2_alloc_meta(struct gfs2_inode *ip) if (rgrp_contains_block(rgd, ip->i_goal)) goal = ip->i_goal - rgd->rd_data0; else - goal = rgd->rd_last_alloc_meta; + goal = rgd->rd_last_alloc; blk = rgblk_search(rgd, goal, GFS2_BLKST_FREE, GFS2_BLKST_USED); BUG_ON(blk == BFITNOENT); - rgd->rd_last_alloc_meta = blk; + rgd->rd_last_alloc = blk; block = rgd->rd_data0 + blk; ip->i_goal = block; @@ -1510,11 +1510,11 @@ u64 gfs2_alloc_di(struct gfs2_inode *dip, u64 *generation) u32 blk; u64 block; - blk = rgblk_search(rgd, rgd->rd_last_alloc_meta, + blk = rgblk_search(rgd, rgd->rd_last_alloc, GFS2_BLKST_FREE, GFS2_BLKST_DINODE); BUG_ON(blk == BFITNOENT); - rgd->rd_last_alloc_meta = blk; + rgd->rd_last_alloc = blk; block = rgd->rd_data0 + blk; |