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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-24 08:27:02 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-24 08:27:02 -0700 |
commit | 12bac708e6242b0ccd969519582b2938d78289bb (patch) | |
tree | 4cf804bcf1a3afb90044f8b33405ea6713c8731e /fs | |
parent | 60911731fe7fd4ec4d088fc1a48a56c9fb14103f (diff) | |
parent | d9ba7615bfd8bb06f79c853f9dfff9e93a837941 (diff) | |
download | linux-stable-12bac708e6242b0ccd969519582b2938d78289bb.tar.gz linux-stable-12bac708e6242b0ccd969519582b2938d78289bb.tar.bz2 linux-stable-12bac708e6242b0ccd969519582b2938d78289bb.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes
* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes:
GFS2: Ensure that the inode goal block settings are updated
GFS2: Fix bug in block allocation
bitops: Add __ffs64 bitop
Diffstat (limited to 'fs')
-rw-r--r-- | fs/gfs2/rgrp.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index f03d024038ea..565038243fa2 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -212,8 +212,7 @@ static u32 gfs2_bitfit(const u8 *buf, const unsigned int len, if (tmp == 0) return BFITNOENT; ptr--; - bit = fls64(tmp); - bit--; /* fls64 always adds one to the bit count */ + bit = __ffs64(tmp); bit /= 2; /* two bits per entry in the bitmap */ return (((const unsigned char *)ptr - buf) * GFS2_NBBY) + bit; } @@ -1445,10 +1444,12 @@ static struct gfs2_rgrpd *rgblk_free(struct gfs2_sbd *sdp, u64 bstart, u64 gfs2_alloc_block(struct gfs2_inode *ip, unsigned int *n) { struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); + struct buffer_head *dibh; struct gfs2_alloc *al = ip->i_alloc; struct gfs2_rgrpd *rgd = al->al_rgd; u32 goal, blk; u64 block; + int error; if (rgrp_contains_block(rgd, ip->i_goal)) goal = ip->i_goal - rgd->rd_data0; @@ -1461,7 +1462,13 @@ u64 gfs2_alloc_block(struct gfs2_inode *ip, unsigned int *n) rgd->rd_last_alloc = blk; block = rgd->rd_data0 + blk; ip->i_goal = block; - + error = gfs2_meta_inode_buffer(ip, &dibh); + if (error == 0) { + struct gfs2_dinode *di = (struct gfs2_dinode *)dibh->b_data; + gfs2_trans_add_bh(ip->i_gl, dibh, 1); + di->di_goal_meta = di->di_goal_data = cpu_to_be64(ip->i_goal); + brelse(dibh); + } gfs2_assert_withdraw(sdp, rgd->rd_free >= *n); rgd->rd_free -= *n; |