This field indicates the size of the bitmap in bytes, similar to how the
bi_blocks field indicates the size of the bitmap in blocks.
In count_unlinked, replace an instance of bi_bytes * GFS2_NBBY by
bi_blocks.
Signed-off-by: Andreas Gruenbacher <agrue...@redhat.com>
---
fs/gfs2/incore.h | 2 +-
fs/gfs2/lops.c | 2 +-
fs/gfs2/rgrp.c | 32 ++++++++++++++++----------------
3 files changed, 18 insertions(+), 18 deletions(-)
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index 9d7d9bd8c3a9..a1771d8a93be 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -92,7 +92,7 @@ struct gfs2_bitmap {
unsigned long bi_flags;
u32 bi_offset;
u32 bi_start;
- u32 bi_len;
+ u32 bi_bytes;
u32 bi_blocks;
};
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index f2567f958d00..4c7069b8f3c1 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -81,7 +81,7 @@ static void maybe_release_space(struct gfs2_bufdata *bd)
if (sdp->sd_args.ar_discard)
gfs2_rgrp_send_discards(sdp, rgd->rd_data0, bd->bd_bh, bi, 1,
NULL);
memcpy(bi->bi_clone + bi->bi_offset,
- bd->bd_bh->b_data + bi->bi_offset, bi->bi_len);
+ bd->bd_bh->b_data + bi->bi_offset, bi->bi_bytes);
clear_bit(GBF_FULL, &bi->bi_flags);
rgd->rd_free_clone = rgd->rd_free;
rgd->rd_extfail_pt = rgd->rd_free;
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 52e5a0f24c9f..aa96fd32eaf1 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -90,7 +90,7 @@ static inline void gfs2_setbit(const struct gfs2_rbm *rbm,
bool do_clone,
{
unsigned char *byte1, *byte2, *end, cur_state;
struct gfs2_bitmap *bi = rbm_bi(rbm);
- unsigned int buflen = bi->bi_len;
+ unsigned int buflen = bi->bi_bytes;
const unsigned int bit = (rbm->offset % GFS2_NBBY) * GFS2_BIT_SIZE;
byte1 = bi->bi_bh->b_data + bi->bi_offset + (rbm->offset / GFS2_NBBY);
@@ -105,8 +105,8 @@ static inline void gfs2_setbit(const struct gfs2_rbm *rbm,
bool do_clone,
rbm->offset, cur_state, new_state);
pr_warn("rgrp=0x%llx bi_start=0x%x\n",
(unsigned long long)rbm->rgd->rd_addr, bi->bi_start);
- pr_warn("bi_offset=0x%x bi_len=0x%x\n",
- bi->bi_offset, bi->bi_len);
+ pr_warn("bi_offset=0x%x bi_bytes=0x%x\n",
+ bi->bi_offset, bi->bi_bytes);
dump_stack();
gfs2_consist_rgrpd(rbm->rgd);
return;
@@ -382,7 +382,7 @@ static u32 gfs2_free_extlen(const struct gfs2_rbm *rrbm,
u32 len)
if (bi->bi_clone)
start = bi->bi_clone;
start += bi->bi_offset;
- end = start + bi->bi_len;
+ end = start + bi->bi_bytes;
BUG_ON(rbm.offset & 3);
start += (rbm.offset / GFS2_NBBY);
bytes = min_t(u32, len / GFS2_NBBY, (end - start));
@@ -467,7 +467,7 @@ void gfs2_rgrp_verify(struct gfs2_rgrpd *rgd)
count[x] += gfs2_bitcount(rgd,
bi->bi_bh->b_data +
bi->bi_offset,
- bi->bi_len, x);
+ bi->bi_bytes, x);
}
if (count[0] != rgd->rd_free) {
@@ -780,21 +780,21 @@ static int compute_bitstructs(struct gfs2_rgrpd *rgd)
bytes = bytes_left;
bi->bi_offset = sizeof(struct gfs2_rgrp);
bi->bi_start = 0;
- bi->bi_len = bytes;
+ bi->bi_bytes = bytes;
bi->bi_blocks = bytes * GFS2_NBBY;
/* header block */
} else if (x == 0) {
bytes = sdp->sd_sb.sb_bsize - sizeof(struct gfs2_rgrp);
bi->bi_offset = sizeof(struct gfs2_rgrp);
bi->bi_start = 0;
- bi->bi_len = bytes;
+ bi->bi_bytes = bytes;
bi->bi_blocks = bytes * GFS2_NBBY;
/* last block */
} else if (x + 1 == length) {
bytes = bytes_left;
bi->bi_offset = sizeof(struct gfs2_meta_header);
bi->bi_start = rgd->rd_bitbytes - bytes_left;
- bi->bi_len = bytes;
+ bi->bi_bytes = bytes;
bi->bi_blocks = bytes * GFS2_NBBY;
/* other blocks */
} else {
@@ -802,7 +802,7 @@ static int compute_bitstructs(struct gfs2_rgrpd *rgd)
sizeof(struct gfs2_meta_header);
bi->bi_offset = sizeof(struct gfs2_meta_header);
bi->bi_start = rgd->rd_bitbytes - bytes_left;
- bi->bi_len = bytes;
+ bi->bi_bytes = bytes;
bi->bi_blocks = bytes * GFS2_NBBY;
}
@@ -814,11 +814,11 @@ static int compute_bitstructs(struct gfs2_rgrpd *rgd)
return -EIO;
}
bi = rgd->rd_bits + (length - 1);
- if ((bi->bi_start + bi->bi_len) * GFS2_NBBY != rgd->rd_data) {
+ if ((bi->bi_start + bi->bi_bytes) * GFS2_NBBY != rgd->rd_data) {
if (gfs2_consist_rgrpd(rgd)) {
gfs2_rindex_print(rgd);
fs_err(sdp, "start=%u len=%u offset=%u\n",
- bi->bi_start, bi->bi_len, bi->bi_offset);
+ bi->bi_start, bi->bi_bytes, bi->bi_offset);
}
return -EIO;
}
@@ -1145,8 +1145,8 @@ static u32 count_unlinked(struct gfs2_rgrpd *rgd)
goal = 0;
buffer = bi->bi_bh->b_data + bi->bi_offset;
WARN_ON(!buffer_uptodate(bi->bi_bh));
- while (goal < bi->bi_len * GFS2_NBBY) {
- goal = gfs2_bitfit(buffer, bi->bi_len, goal,
+ while (goal < bi->bi_blocks) {
+ goal = gfs2_bitfit(buffer, bi->bi_bytes, goal,
GFS2_BLKST_UNLINKED);
if (goal == BFITNOENT)
break;
@@ -1318,7 +1318,7 @@ int gfs2_rgrp_send_discards(struct gfs2_sbd *sdp, u64
offset,
u32 trimmed = 0;
u8 diff;
- for (x = 0; x < bi->bi_len; x++) {
+ for (x = 0; x < bi->bi_bytes; x++) {
const u8 *clone = bi->bi_clone ? bi->bi_clone :
bi->bi_bh->b_data;
clone += bi->bi_offset;
clone += x;
@@ -1751,7 +1751,7 @@ static int gfs2_rbm_find(struct gfs2_rbm *rbm, u8 state,
u32 *minext,
if (state != GFS2_BLKST_UNLINKED && bi->bi_clone)
buffer = bi->bi_clone + bi->bi_offset;
initial_offset = rbm->offset;
- offset = gfs2_bitfit(buffer, bi->bi_len, rbm->offset, state);
+ offset = gfs2_bitfit(buffer, bi->bi_bytes, rbm->offset, state);
if (offset == BFITNOENT)
goto bitmap_full;
rbm->offset = offset;
@@ -2234,7 +2234,7 @@ static struct gfs2_rgrpd *rgblk_free(struct gfs2_sbd
*sdp, u64 bstart,
GFP_NOFS | __GFP_NOFAIL);
memcpy(bi->bi_clone + bi->bi_offset,
bi->bi_bh->b_data + bi->bi_offset,
- bi->bi_len);
+ bi->bi_bytes);
}
gfs2_trans_add_meta(rbm.rgd->rd_gl, bi->bi_bh);
bi_prev = bi;
--
2.17.1
