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author | Steven Whitehouse <swhiteho@redhat.com> | 2012-08-03 11:23:28 +0100 |
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committer | Steven Whitehouse <swhiteho@redhat.com> | 2012-09-24 10:47:00 +0100 |
commit | 3b1d0b9d0b6f4b76293c8f30cc95aa946bd34150 (patch) | |
tree | c286ba44c4ec57f3eef931491bfd8ef27f970922 /fs/gfs2/rgrp.c | |
parent | 3983903a712e74548fa08ef25d68e55b8e4349c6 (diff) | |
download | op-kernel-dev-3b1d0b9d0b6f4b76293c8f30cc95aa946bd34150.zip op-kernel-dev-3b1d0b9d0b6f4b76293c8f30cc95aa946bd34150.tar.gz |
GFS2: Update rgblk_free() to use rbm
Replace open coded version with a call to gfs2_rbm_from_block()
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/rgrp.c')
-rw-r--r-- | fs/gfs2/rgrp.c | 44 |
1 files changed, 14 insertions, 30 deletions
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 0c1be38..06476b3 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -1890,46 +1890,30 @@ static u64 gfs2_alloc_extent(const struct gfs2_rbm *rbm, bool dinode, static struct gfs2_rgrpd *rgblk_free(struct gfs2_sbd *sdp, u64 bstart, u32 blen, unsigned char new_state) { - struct gfs2_rgrpd *rgd; - struct gfs2_bitmap *bi = NULL; - u32 length, rgrp_blk, buf_blk; - unsigned int buf; + struct gfs2_rbm rbm; - rgd = gfs2_blk2rgrpd(sdp, bstart, 1); - if (!rgd) { + rbm.rgd = gfs2_blk2rgrpd(sdp, bstart, 1); + if (!rbm.rgd) { if (gfs2_consist(sdp)) fs_err(sdp, "block = %llu\n", (unsigned long long)bstart); return NULL; } - length = rgd->rd_length; - - rgrp_blk = bstart - rgd->rd_data0; - while (blen--) { - for (buf = 0; buf < length; buf++) { - bi = rgd->rd_bits + buf; - if (rgrp_blk < (bi->bi_start + bi->bi_len) * GFS2_NBBY) - break; + gfs2_rbm_from_block(&rbm, bstart); + bstart++; + if (!rbm.bi->bi_clone) { + rbm.bi->bi_clone = kmalloc(rbm.bi->bi_bh->b_size, + GFP_NOFS | __GFP_NOFAIL); + memcpy(rbm.bi->bi_clone + rbm.bi->bi_offset, + rbm.bi->bi_bh->b_data + rbm.bi->bi_offset, + rbm.bi->bi_len); } - - gfs2_assert(rgd->rd_sbd, buf < length); - - buf_blk = rgrp_blk - bi->bi_start * GFS2_NBBY; - rgrp_blk++; - - if (!bi->bi_clone) { - bi->bi_clone = kmalloc(bi->bi_bh->b_size, - GFP_NOFS | __GFP_NOFAIL); - memcpy(bi->bi_clone + bi->bi_offset, - bi->bi_bh->b_data + bi->bi_offset, - bi->bi_len); - } - gfs2_trans_add_bh(rgd->rd_gl, bi->bi_bh, 1); - gfs2_setbit(rgd, NULL, bi, buf_blk, new_state); + gfs2_trans_add_bh(rbm.rgd->rd_gl, rbm.bi->bi_bh, 1); + gfs2_setbit(rbm.rgd, NULL, rbm.bi, rbm.offset, new_state); } - return rgd; + return rbm.rgd; } /** |