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| author | Steven Whitehouse <swhiteho@redhat.com> | 2006-05-05 16:59:11 -0400 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-05-05 16:59:11 -0400 |
| commit | fd88de569b802c4a04aaa6ee74667775f4aed8c6 (patch) | |
| tree | 1766c45303798bf289059afc8f117cf8bc784086 /fs/gfs2/bmap.h | |
| parent | 5bb76af1e089ac186c15c6aa792340d22b63d4b4 (diff) | |
| download | linux-3.10-fd88de569b802c4a04aaa6ee74667775f4aed8c6.tar.gz linux-3.10-fd88de569b802c4a04aaa6ee74667775f4aed8c6.tar.bz2 linux-3.10-fd88de569b802c4a04aaa6ee74667775f4aed8c6.zip | |
[GFS2] Readpages support
This adds readpages support (and also corrects a small bug in
the readpage error path at the same time). Hopefully this will
improve performance by allowing GFS to submit larger lumps of
I/O at a time.
In order to simplify the setting of BH_Boundary, it currently gets
set when we hit the end of a indirect pointer block. There is
always a boundary at this point with the current allocation code.
It doesn't get all the boundaries right though, so there is still
room for improvement in this.
See comments in fs/gfs2/ops_address.c for further information about
readpages with GFS2.
Signed-off-by: Steven Whitehouse
Diffstat (limited to 'fs/gfs2/bmap.h')
| -rw-r--r-- | fs/gfs2/bmap.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/gfs2/bmap.h b/fs/gfs2/bmap.h index 23fb6589d5e..bc46c114912 100644 --- a/fs/gfs2/bmap.h +++ b/fs/gfs2/bmap.h @@ -16,9 +16,8 @@ typedef int (*gfs2_unstuffer_t) (struct gfs2_inode * ip, int gfs2_unstuff_dinode(struct gfs2_inode *ip, gfs2_unstuffer_t unstuffer, void *private); -int gfs2_block_map(struct gfs2_inode *ip, - uint64_t lblock, int *new, - uint64_t *dblock, uint32_t *extlen); +int gfs2_block_map(struct inode *inode, u64 lblock, int *new, u64 *dblock, int *boundary); +int gfs2_extent_map(struct inode *inode, u64 lblock, int *new, u64 *dblock, unsigned *extlen); int gfs2_truncatei(struct gfs2_inode *ip, uint64_t size); int gfs2_truncatei_resume(struct gfs2_inode *ip); |