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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/unlinked.c | |
| parent | 5bb76af1e089ac186c15c6aa792340d22b63d4b4 (diff) | |
| download | talos-obmc-linux-fd88de569b802c4a04aaa6ee74667775f4aed8c6.tar.gz talos-obmc-linux-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/unlinked.c')
| -rw-r--r-- | fs/gfs2/unlinked.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/gfs2/unlinked.c b/fs/gfs2/unlinked.c index 24b91c23bc2d..0d2314a5252c 100644 --- a/fs/gfs2/unlinked.c +++ b/fs/gfs2/unlinked.c @@ -35,11 +35,12 @@ static int munge_ondisk(struct gfs2_sbd *sdp, unsigned int slot, int new = 0; struct buffer_head *bh; int error; + int boundary; block = slot / sdp->sd_ut_per_block; offset = slot % sdp->sd_ut_per_block; - error = gfs2_block_map(ip, block, &new, &dblock, NULL); + error = gfs2_block_map(ip->i_vnode, block, &new, &dblock, &boundary); if (error) return error; error = gfs2_meta_read(ip->i_gl, dblock, DIO_START | DIO_WAIT, &bh); @@ -354,7 +355,7 @@ int gfs2_unlinked_init(struct gfs2_sbd *sdp) if (!extlen) { int new = 0; - error = gfs2_block_map(ip, x, &new, &dblock, &extlen); + error = gfs2_extent_map(ip->i_vnode, x, &new, &dblock, &extlen); if (error) goto fail; } |
