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| author | Bob Peterson <rpeterso@redhat.com> | 2008-01-31 10:31:39 -0600 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2008-03-31 10:40:29 +0100 |
| commit | cf45b752c9f23939e40d823b0600bf876e97b0e0 (patch) | |
| tree | e37042a2e1437a81a32bd2bf069b4e714deb3411 /fs/gfs2/incore.h | |
| parent | da755fdb414470d6dce3df12ad188de9131cf96c (diff) | |
| download | lwn-cf45b752c9f23939e40d823b0600bf876e97b0e0.tar.gz lwn-cf45b752c9f23939e40d823b0600bf876e97b0e0.zip | |
[GFS2] Remove rgrp and glock version numbers
This patch further reduces GFS2's memory requirements by
eliminating the 64-bit version number fields in lieu of
a couple bits.
Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/incore.h')
| -rw-r--r-- | fs/gfs2/incore.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h index 8dee4672c3d8..e9c58dc76869 100644 --- a/fs/gfs2/incore.h +++ b/fs/gfs2/incore.h @@ -85,7 +85,6 @@ struct gfs2_rgrpd { u32 rd_data; /* num of data blocks in rgrp */ u32 rd_bitbytes; /* number of bytes in data bitmaps */ struct gfs2_rgrp_host rd_rg; - u64 rd_rg_vn; struct gfs2_bitmap *rd_bits; unsigned int rd_bh_count; struct mutex rd_mutex; @@ -97,6 +96,7 @@ struct gfs2_rgrpd { unsigned char rd_flags; #define GFS2_RDF_CHECK 0x01 /* Need to check for unlinked inodes */ #define GFS2_RDF_NOALLOC 0x02 /* rg prohibits allocation */ +#define GFS2_RDF_UPTODATE 0x04 /* rg is up to date */ }; enum gfs2_state_bits { @@ -196,7 +196,6 @@ struct gfs2_glock { char *gl_lvb; atomic_t gl_lvb_count; - u64 gl_vn; unsigned long gl_stamp; unsigned long gl_tchange; void *gl_object; @@ -533,7 +532,7 @@ struct gfs2_sbd { /* Resource group stuff */ - u64 sd_rindex_vn; + int sd_rindex_uptodate; spinlock_t sd_rindex_spin; struct mutex sd_rindex_mutex; struct list_head sd_rindex_list; |