diff options
Diffstat (limited to 'fs/gfs2/rgrp.c')
| -rw-r--r-- | fs/gfs2/rgrp.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 69fa32f..55dd010 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -70,24 +70,25 @@ static u32 rgblk_search(struct gfs2_rgrpd *rgd, u32 goal, /** * gfs2_setbit - Set a bit in the bitmaps - * @buffer: the buffer that holds the bitmaps - * @buflen: the length (in bytes) of the buffer + * @rgd: the resource group descriptor + * @buf1: the primary buffer that holds the bitmaps + * @buf2: the clone buffer that holds the bitmaps + * @bi: the bitmap structure * @block: the block to set * @new_state: the new state of the block * */ static inline void gfs2_setbit(struct gfs2_rgrpd *rgd, unsigned char *buf1, - unsigned char *buf2, unsigned int offset, - struct gfs2_bitmap *bi, u32 block, - unsigned char new_state) + unsigned char *buf2, struct gfs2_bitmap *bi, + u32 block, unsigned char new_state) { unsigned char *byte1, *byte2, *end, cur_state; unsigned int buflen = bi->bi_len; const unsigned int bit = (block % GFS2_NBBY) * GFS2_BIT_SIZE; - byte1 = buf1 + offset + (block / GFS2_NBBY); - end = buf1 + offset + buflen; + byte1 = buf1 + bi->bi_offset + (block / GFS2_NBBY); + end = buf1 + bi->bi_offset + buflen; BUG_ON(byte1 >= end); @@ -110,7 +111,7 @@ static inline void gfs2_setbit(struct gfs2_rgrpd *rgd, unsigned char *buf1, *byte1 ^= (cur_state ^ new_state) << bit; if (buf2) { - byte2 = buf2 + offset + (block / GFS2_NBBY); + byte2 = buf2 + bi->bi_offset + (block / GFS2_NBBY); cur_state = (*byte2 >> bit) & GFS2_BIT_MASK; *byte2 ^= (cur_state ^ new_state) << bit; } @@ -1370,7 +1371,7 @@ static u64 gfs2_alloc_extent(struct gfs2_rgrpd *rgd, struct gfs2_bitmap *bi, *n = 0; buffer = bi->bi_bh->b_data + bi->bi_offset; gfs2_trans_add_bh(rgd->rd_gl, bi->bi_bh, 1); - gfs2_setbit(rgd, bi->bi_bh->b_data, bi->bi_clone, bi->bi_offset, + gfs2_setbit(rgd, bi->bi_bh->b_data, bi->bi_clone, bi, blk, dinode ? GFS2_BLKST_DINODE : GFS2_BLKST_USED); (*n)++; goal = blk; @@ -1381,7 +1382,7 @@ static u64 gfs2_alloc_extent(struct gfs2_rgrpd *rgd, struct gfs2_bitmap *bi, if (gfs2_testbit(rgd, buffer, bi->bi_len, goal) != GFS2_BLKST_FREE) break; - gfs2_setbit(rgd, bi->bi_bh->b_data, bi->bi_clone, bi->bi_offset, + gfs2_setbit(rgd, bi->bi_bh->b_data, bi->bi_clone, bi, goal, GFS2_BLKST_USED); (*n)++; } @@ -1439,7 +1440,7 @@ static struct gfs2_rgrpd *rgblk_free(struct gfs2_sbd *sdp, u64 bstart, bi->bi_len); } gfs2_trans_add_bh(rgd->rd_gl, bi->bi_bh, 1); - gfs2_setbit(rgd, bi->bi_bh->b_data, NULL, bi->bi_offset, + gfs2_setbit(rgd, bi->bi_bh->b_data, NULL, bi, buf_blk, new_state); } |
