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| author | Steven Whitehouse <swhiteho@redhat.com> | 2011-09-02 16:08:09 +0100 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2011-10-21 12:39:39 +0100 |
| commit | 70b0c3656f12964a6dac104214c904c66e626058 (patch) | |
| tree | f58b4b67d6343d5b48c6335fb93ccbe6ed61e1c0 /fs/gfs2/dir.c | |
| parent | d56fa8a1c17b68274349fc852f634af99c0c4671 (diff) | |
| download | linux-rpi-70b0c3656f12964a6dac104214c904c66e626058.tar.gz linux-rpi-70b0c3656f12964a6dac104214c904c66e626058.tar.bz2 linux-rpi-70b0c3656f12964a6dac104214c904c66e626058.zip | |
GFS2: Use cached rgrp in gfs2_rlist_add()
Each block which is deallocated, requires a call to gfs2_rlist_add()
and each of those calls was calling gfs2_blk2rgrpd() in order to
figure out which rgrp the block belonged in. This can be speeded up
by making use of the rgrp cached in the inode. We also reset this
cached rgrp in case the block has changed rgrp. This should provide
a big reduction in gfs2_blk2rgrpd() calls during deallocation.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/dir.c')
| -rw-r--r-- | fs/gfs2/dir.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c index 90b877b464ca..8ccad2467cb6 100644 --- a/fs/gfs2/dir.c +++ b/fs/gfs2/dir.c @@ -1821,7 +1821,7 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len, if (blk != leaf_no) brelse(bh); - gfs2_rlist_add(sdp, &rlist, blk); + gfs2_rlist_add(dip, &rlist, blk); l_blocks++; } |