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UBIFS: separate debugging fields out

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Introduce a new data structure which contains all debugging
stuff inside. This is cleaner than having debugging stuff
directly in 'c'.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
This commit is contained in:
Artem Bityutskiy
2008-10-17 13:31:39 +03:00
parent 5dd7cbc083
commit 17c2f9f85c
9 changed files with 156 additions and 113 deletions
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55
fs/ubifs/lpt_commit.c
View File

@ -1602,7 +1602,7 @@ static int dbg_check_ltab_lnum(struct ubifs_info *c, int lnum)
{
int err, len = c->leb_size, dirty = 0, node_type, node_num, node_len;
int ret;
void *buf = c->dbg_buf;
void *buf = c->dbg->buf;
dbg_lp("LEB %d", lnum);
err = ubi_read(c->ubi, lnum, buf, 0, c->leb_size);
@ -1731,15 +1731,16 @@ int dbg_chk_lpt_free_spc(struct ubifs_info *c)
*/
int dbg_chk_lpt_sz(struct ubifs_info *c, int action, int len)
{
struct ubifs_debug_info *d = c->dbg;
long long chk_lpt_sz, lpt_sz;
int err = 0;
switch (action) {
case 0:
c->chk_lpt_sz = 0;
c->chk_lpt_sz2 = 0;
c->chk_lpt_lebs = 0;
c->chk_lpt_wastage = 0;
d->chk_lpt_sz = 0;
d->chk_lpt_sz2 = 0;
d->chk_lpt_lebs = 0;
d->chk_lpt_wastage = 0;
if (c->dirty_pn_cnt > c->pnode_cnt) {
dbg_err("dirty pnodes %d exceed max %d",
c->dirty_pn_cnt, c->pnode_cnt);
@ -1752,35 +1753,35 @@ int dbg_chk_lpt_sz(struct ubifs_info *c, int action, int len)
}
return err;
case 1:
c->chk_lpt_sz += len;
d->chk_lpt_sz += len;
return 0;
case 2:
c->chk_lpt_sz += len;
c->chk_lpt_wastage += len;
c->chk_lpt_lebs += 1;
d->chk_lpt_sz += len;
d->chk_lpt_wastage += len;
d->chk_lpt_lebs += 1;
return 0;
case 3:
chk_lpt_sz = c->leb_size;
chk_lpt_sz *= c->chk_lpt_lebs;
chk_lpt_sz *= d->chk_lpt_lebs;
chk_lpt_sz += len - c->nhead_offs;
if (c->chk_lpt_sz != chk_lpt_sz) {
if (d->chk_lpt_sz != chk_lpt_sz) {
dbg_err("LPT wrote %lld but space used was %lld",
c->chk_lpt_sz, chk_lpt_sz);
d->chk_lpt_sz, chk_lpt_sz);
err = -EINVAL;
}
if (c->chk_lpt_sz > c->lpt_sz) {
if (d->chk_lpt_sz > c->lpt_sz) {
dbg_err("LPT wrote %lld but lpt_sz is %lld",
c->chk_lpt_sz, c->lpt_sz);
d->chk_lpt_sz, c->lpt_sz);
err = -EINVAL;
}
if (c->chk_lpt_sz2 && c->chk_lpt_sz != c->chk_lpt_sz2) {
if (d->chk_lpt_sz2 && d->chk_lpt_sz != d->chk_lpt_sz2) {
dbg_err("LPT layout size %lld but wrote %lld",
c->chk_lpt_sz, c->chk_lpt_sz2);
d->chk_lpt_sz, d->chk_lpt_sz2);
err = -EINVAL;
}
if (c->chk_lpt_sz2 && c->new_nhead_offs != len) {
if (d->chk_lpt_sz2 && d->new_nhead_offs != len) {
dbg_err("LPT new nhead offs: expected %d was %d",
c->new_nhead_offs, len);
d->new_nhead_offs, len);
err = -EINVAL;
}
lpt_sz = (long long)c->pnode_cnt * c->pnode_sz;
@ -1788,22 +1789,22 @@ int dbg_chk_lpt_sz(struct ubifs_info *c, int action, int len)
lpt_sz += c->ltab_sz;
if (c->big_lpt)
lpt_sz += c->lsave_sz;
if (c->chk_lpt_sz - c->chk_lpt_wastage > lpt_sz) {
if (d->chk_lpt_sz - d->chk_lpt_wastage > lpt_sz) {
dbg_err("LPT chk_lpt_sz %lld + waste %lld exceeds %lld",
c->chk_lpt_sz, c->chk_lpt_wastage, lpt_sz);
d->chk_lpt_sz, d->chk_lpt_wastage, lpt_sz);
err = -EINVAL;
}
if (err)
dbg_dump_lpt_info(c);
c->chk_lpt_sz2 = c->chk_lpt_sz;
c->chk_lpt_sz = 0;
c->chk_lpt_wastage = 0;
c->chk_lpt_lebs = 0;
c->new_nhead_offs = len;
d->chk_lpt_sz2 = d->chk_lpt_sz;
d->chk_lpt_sz = 0;
d->chk_lpt_wastage = 0;
d->chk_lpt_lebs = 0;
d->new_nhead_offs = len;
return err;
case 4:
c->chk_lpt_sz += len;
c->chk_lpt_wastage += len;
d->chk_lpt_sz += len;
d->chk_lpt_wastage += len;
return 0;
default:
return -EINVAL;