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yaml
---
r: 125846
b: refs/heads/master
c: 85eb8b7
h: refs/heads/master
v: v3
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Joel Becker authored and Mark Fasheh committed Jan 5, 2009
1 parent 13c7fb6 commit 532466e
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Showing 5 changed files with 61 additions and 49 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 57a09a7b3d9445a17c78d544f1e49d4d7d61705a
refs/heads/master: 85eb8b73d66530bb7b931789ae7a5ec9744eed34
6 changes: 3 additions & 3 deletions trunk/fs/ocfs2/dlmglue.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3519,7 +3519,7 @@ static int ocfs2_refresh_qinfo(struct ocfs2_mem_dqinfo *oinfo)
oinfo->dqi_gi.dqi_type);
struct ocfs2_lock_res *lockres = &oinfo->dqi_gqlock;
struct ocfs2_qinfo_lvb *lvb = ocfs2_dlm_lvb(&lockres->l_lksb);
struct buffer_head *bh;
struct buffer_head *bh = NULL;
struct ocfs2_global_disk_dqinfo *gdinfo;
int status = 0;

Expand All @@ -3532,8 +3532,8 @@ static int ocfs2_refresh_qinfo(struct ocfs2_mem_dqinfo *oinfo)
oinfo->dqi_gi.dqi_free_entry =
be32_to_cpu(lvb->lvb_free_entry);
} else {
bh = ocfs2_read_quota_block(oinfo->dqi_gqinode, 0, &status);
if (!bh) {
status = ocfs2_read_quota_block(oinfo->dqi_gqinode, 0, &bh);
if (status) {
mlog_errno(status);
goto bail;
}
Expand Down
4 changes: 2 additions & 2 deletions trunk/fs/ocfs2/quota.h
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Original file line number Diff line number Diff line change
Expand Up @@ -107,8 +107,8 @@ static inline int ocfs2_global_release_dquot(struct dquot *dquot)

int ocfs2_lock_global_qf(struct ocfs2_mem_dqinfo *oinfo, int ex);
void ocfs2_unlock_global_qf(struct ocfs2_mem_dqinfo *oinfo, int ex);
struct buffer_head *ocfs2_read_quota_block(struct inode *inode,
int block, int *err);
int ocfs2_read_quota_block(struct inode *inode, u64 v_block,
struct buffer_head **bh);

extern struct dquot_operations ocfs2_quota_operations;
extern struct quota_format_type ocfs2_quota_format;
Expand Down
34 changes: 20 additions & 14 deletions trunk/fs/ocfs2/quota_global.c
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Original file line number Diff line number Diff line change
Expand Up @@ -87,16 +87,21 @@ struct qtree_fmt_operations ocfs2_global_ops = {
.is_id = ocfs2_global_is_id,
};

struct buffer_head *ocfs2_read_quota_block(struct inode *inode,
int block, int *err)
int ocfs2_read_quota_block(struct inode *inode, u64 v_block,
struct buffer_head **bh)
{
struct buffer_head *tmp = NULL;
int rc = 0;
struct buffer_head *tmp = *bh;

*err = ocfs2_read_virt_blocks(inode, block, 1, &tmp, 0, NULL);
if (*err)
mlog_errno(*err);
rc = ocfs2_read_virt_blocks(inode, v_block, 1, &tmp, 0, NULL);
if (rc)
mlog_errno(rc);

/* If ocfs2_read_virt_blocks() got us a new bh, pass it up. */
if (!rc && !*bh)
*bh = tmp;

return tmp;
return rc;
}

static struct buffer_head *ocfs2_get_quota_block(struct inode *inode,
Expand Down Expand Up @@ -143,8 +148,9 @@ ssize_t ocfs2_quota_read(struct super_block *sb, int type, char *data,
toread = len;
while (toread > 0) {
tocopy = min((size_t)(sb->s_blocksize - offset), toread);
bh = ocfs2_read_quota_block(gqinode, blk, &err);
if (!bh) {
bh = NULL;
err = ocfs2_read_quota_block(gqinode, blk, &bh);
if (err) {
mlog_errno(err);
return err;
}
Expand All @@ -169,7 +175,7 @@ ssize_t ocfs2_quota_write(struct super_block *sb, int type,
int offset = off & (sb->s_blocksize - 1);
sector_t blk = off >> sb->s_blocksize_bits;
int err = 0, new = 0;
struct buffer_head *bh;
struct buffer_head *bh = NULL;
handle_t *handle = journal_current_handle();

if (!handle) {
Expand Down Expand Up @@ -200,21 +206,21 @@ ssize_t ocfs2_quota_write(struct super_block *sb, int type,
/* Not rewriting whole block? */
if ((offset || len < sb->s_blocksize - OCFS2_QBLK_RESERVED_SPACE) &&
!new) {
bh = ocfs2_read_quota_block(gqinode, blk, &err);
if (!bh) {
err = ocfs2_read_quota_block(gqinode, blk, &bh);
if (err) {
mlog_errno(err);
return err;
}
err = ocfs2_journal_access(handle, gqinode, bh,
OCFS2_JOURNAL_ACCESS_WRITE);
OCFS2_JOURNAL_ACCESS_WRITE);
} else {
bh = ocfs2_get_quota_block(gqinode, blk, &err);
if (!bh) {
mlog_errno(err);
return err;
}
err = ocfs2_journal_access(handle, gqinode, bh,
OCFS2_JOURNAL_ACCESS_CREATE);
OCFS2_JOURNAL_ACCESS_CREATE);
}
if (err < 0) {
brelse(bh);
Expand Down
64 changes: 35 additions & 29 deletions trunk/fs/ocfs2/quota_local.c
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Original file line number Diff line number Diff line change
Expand Up @@ -139,15 +139,15 @@ static int ocfs2_local_check_quota_file(struct super_block *sb, int type)
unsigned int gversions[MAXQUOTAS] = OCFS2_GLOBAL_QVERSIONS;
unsigned int ino[MAXQUOTAS] = { USER_QUOTA_SYSTEM_INODE,
GROUP_QUOTA_SYSTEM_INODE };
struct buffer_head *bh;
struct buffer_head *bh = NULL;
struct inode *linode = sb_dqopt(sb)->files[type];
struct inode *ginode = NULL;
struct ocfs2_disk_dqheader *dqhead;
int status, ret = 0;

/* First check whether we understand local quota file */
bh = ocfs2_read_quota_block(linode, 0, &status);
if (!bh) {
status = ocfs2_read_quota_block(linode, 0, &bh);
if (status) {
mlog_errno(status);
mlog(ML_ERROR, "failed to read quota file header (type=%d)\n",
type);
Expand Down Expand Up @@ -178,8 +178,8 @@ static int ocfs2_local_check_quota_file(struct super_block *sb, int type)
goto out_err;
}
/* Since the header is read only, we don't care about locking */
bh = ocfs2_read_quota_block(ginode, 0, &status);
if (!bh) {
status = ocfs2_read_quota_block(ginode, 0, &bh);
if (status) {
mlog_errno(status);
mlog(ML_ERROR, "failed to read global quota file header "
"(type=%d)\n", type);
Expand Down Expand Up @@ -235,10 +235,11 @@ static int ocfs2_load_local_quota_bitmaps(struct inode *inode,
return -ENOMEM;
}
newchunk->qc_num = i;
newchunk->qc_headerbh = ocfs2_read_quota_block(inode,
newchunk->qc_headerbh = NULL;
status = ocfs2_read_quota_block(inode,
ol_quota_chunk_block(inode->i_sb, i),
&status);
if (!newchunk->qc_headerbh) {
&newchunk->qc_headerbh);
if (status) {
mlog_errno(status);
kmem_cache_free(ocfs2_qf_chunk_cachep, newchunk);
ocfs2_release_local_quota_bitmaps(head);
Expand Down Expand Up @@ -320,10 +321,11 @@ static int ocfs2_recovery_load_quota(struct inode *lqinode,
int status = 0;

for (i = 0; i < chunks; i++) {
hbh = ocfs2_read_quota_block(lqinode,
ol_quota_chunk_block(sb, i),
&status);
if (!hbh) {
hbh = NULL;
status = ocfs2_read_quota_block(lqinode,
ol_quota_chunk_block(sb, i),
&hbh);
if (status) {
mlog_errno(status);
break;
}
Expand Down Expand Up @@ -392,8 +394,9 @@ struct ocfs2_quota_recovery *ocfs2_begin_quota_recovery(
goto out_put;
}
/* Now read local header */
bh = ocfs2_read_quota_block(lqinode, 0, &status);
if (!bh) {
bh = NULL;
status = ocfs2_read_quota_block(lqinode, 0, &bh);
if (status) {
mlog_errno(status);
mlog(ML_ERROR, "failed to read quota file info header "
"(slot=%d type=%d)\n", slot_num, type);
Expand Down Expand Up @@ -447,19 +450,21 @@ static int ocfs2_recover_local_quota_file(struct inode *lqinode,

list_for_each_entry_safe(rchunk, next, &(rec->r_list[type]), rc_list) {
chunk = rchunk->rc_chunk;
hbh = ocfs2_read_quota_block(lqinode,
ol_quota_chunk_block(sb, chunk),
&status);
if (!hbh) {
hbh = NULL;
status = ocfs2_read_quota_block(lqinode,
ol_quota_chunk_block(sb, chunk),
&hbh);
if (status) {
mlog_errno(status);
break;
}
dchunk = (struct ocfs2_local_disk_chunk *)hbh->b_data;
for_each_bit(bit, rchunk->rc_bitmap, ol_chunk_entries(sb)) {
qbh = ocfs2_read_quota_block(lqinode,
qbh = NULL;
status = ocfs2_read_quota_block(lqinode,
ol_dqblk_block(sb, chunk, bit),
&status);
if (!qbh) {
&qbh);
if (status) {
mlog_errno(status);
break;
}
Expand Down Expand Up @@ -581,8 +586,9 @@ int ocfs2_finish_quota_recovery(struct ocfs2_super *osb,
goto out_put;
}
/* Now read local header */
bh = ocfs2_read_quota_block(lqinode, 0, &status);
if (!bh) {
bh = NULL;
status = ocfs2_read_quota_block(lqinode, 0, &bh);
if (status) {
mlog_errno(status);
mlog(ML_ERROR, "failed to read quota file info header "
"(slot=%d type=%d)\n", slot_num, type);
Expand Down Expand Up @@ -676,8 +682,8 @@ static int ocfs2_local_read_info(struct super_block *sb, int type)
locked = 1;

/* Now read local header */
bh = ocfs2_read_quota_block(lqinode, 0, &status);
if (!bh) {
status = ocfs2_read_quota_block(lqinode, 0, &bh);
if (status) {
mlog_errno(status);
mlog(ML_ERROR, "failed to read quota file info header "
"(type=%d)\n", type);
Expand Down Expand Up @@ -850,13 +856,13 @@ static int ocfs2_local_write_dquot(struct dquot *dquot)
{
struct super_block *sb = dquot->dq_sb;
struct ocfs2_dquot *od = OCFS2_DQUOT(dquot);
struct buffer_head *bh;
struct buffer_head *bh = NULL;
int status;

bh = ocfs2_read_quota_block(sb_dqopt(sb)->files[dquot->dq_type],
status = ocfs2_read_quota_block(sb_dqopt(sb)->files[dquot->dq_type],
ol_dqblk_file_block(sb, od->dq_local_off),
&status);
if (!bh) {
&bh);
if (status) {
mlog_errno(status);
goto out;
}
Expand Down

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