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-rw-r--r--fs/gfs2/dir.c12
-rw-r--r--fs/gfs2/dir.h7
-rw-r--r--fs/gfs2/inode.c57
3 files changed, 43 insertions, 33 deletions
diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c
index 2e5fc26..0b6be20 100644
--- a/fs/gfs2/dir.c
+++ b/fs/gfs2/dir.c
@@ -2017,18 +2017,24 @@ out:
* gfs2_diradd_alloc_required - find if adding entry will require an allocation
* @ip: the file being written to
* @filname: the filename that's going to be added
+ * @da: The structure to return dir alloc info
*
- * Returns: 1 if alloc required, 0 if not, -ve on error
+ * Returns: 0 if ok, -ve on error
*/
-int gfs2_diradd_alloc_required(struct inode *inode, const struct qstr *name)
+int gfs2_diradd_alloc_required(struct inode *inode, const struct qstr *name,
+ struct gfs2_diradd *da)
{
+ struct gfs2_sbd *sdp = GFS2_SB(inode);
struct gfs2_dirent *dent;
struct buffer_head *bh;
+ da->nr_blocks = 0;
+
dent = gfs2_dirent_search(inode, name, gfs2_dirent_find_space, &bh);
if (!dent) {
- return 1;
+ da->nr_blocks = sdp->sd_max_dirres;
+ return 0;
}
if (IS_ERR(dent))
return PTR_ERR(dent);
diff --git a/fs/gfs2/dir.h b/fs/gfs2/dir.h
index 4f03bbd..c5573e7 100644
--- a/fs/gfs2/dir.h
+++ b/fs/gfs2/dir.h
@@ -17,6 +17,10 @@ struct inode;
struct gfs2_inode;
struct gfs2_inum;
+struct gfs2_diradd {
+ unsigned nr_blocks;
+};
+
extern struct inode *gfs2_dir_search(struct inode *dir,
const struct qstr *filename,
bool fail_on_exist);
@@ -33,7 +37,8 @@ extern int gfs2_dir_mvino(struct gfs2_inode *dip, const struct qstr *filename,
extern int gfs2_dir_exhash_dealloc(struct gfs2_inode *dip);
extern int gfs2_diradd_alloc_required(struct inode *dir,
- const struct qstr *filename);
+ const struct qstr *filename,
+ struct gfs2_diradd *da);
extern int gfs2_dir_get_new_buffer(struct gfs2_inode *ip, u64 block,
struct buffer_head **bhp);
extern void gfs2_dir_hash_inval(struct gfs2_inode *ip);
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index 7119504..9ac8f13 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -470,13 +470,13 @@ static void init_dinode(struct gfs2_inode *dip, struct gfs2_inode *ip,
}
static int link_dinode(struct gfs2_inode *dip, const struct qstr *name,
- struct gfs2_inode *ip, int arq)
+ struct gfs2_inode *ip, struct gfs2_diradd *da)
{
struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
- struct gfs2_alloc_parms ap = { .target = sdp->sd_max_dirres, };
+ struct gfs2_alloc_parms ap = { .target = da->nr_blocks, };
int error;
- if (arq) {
+ if (da->nr_blocks) {
error = gfs2_quota_lock_check(dip);
if (error)
goto fail_quota_locks;
@@ -485,8 +485,8 @@ static int link_dinode(struct gfs2_inode *dip, const struct qstr *name,
if (error)
goto fail_quota_locks;
- error = gfs2_trans_begin(sdp, sdp->sd_max_dirres +
- dip->i_rgd->rd_length +
+ error = gfs2_trans_begin(sdp, da->nr_blocks +
+ gfs2_rg_blocks(dip, da->nr_blocks) +
2 * RES_DINODE +
RES_STATFS + RES_QUOTA, 0);
if (error)
@@ -560,7 +560,7 @@ static int gfs2_create_inode(struct inode *dir, struct dentry *dentry,
struct dentry *d;
int error;
u32 aflags = 0;
- int arq;
+ struct gfs2_diradd da;
if (!name->len || name->len > GFS2_FNAMESIZE)
return -ENAMETOOLONG;
@@ -602,7 +602,7 @@ static int gfs2_create_inode(struct inode *dir, struct dentry *dentry,
goto fail_gunlock;
}
- arq = error = gfs2_diradd_alloc_required(dir, name);
+ error = gfs2_diradd_alloc_required(dir, name, &da);
if (error < 0)
goto fail_gunlock;
@@ -690,7 +690,7 @@ static int gfs2_create_inode(struct inode *dir, struct dentry *dentry,
if (error)
goto fail_gunlock3;
- error = link_dinode(dip, name, ip, arq);
+ error = link_dinode(dip, name, ip, &da);
if (error)
goto fail_gunlock3;
@@ -817,7 +817,7 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_holder ghs[2];
struct buffer_head *dibh;
- int alloc_required;
+ struct gfs2_diradd da;
int error;
if (S_ISDIR(inode->i_mode))
@@ -872,13 +872,12 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
if (ip->i_inode.i_nlink == (u32)-1)
goto out_gunlock;
- alloc_required = error = gfs2_diradd_alloc_required(dir, &dentry->d_name);
+ error = gfs2_diradd_alloc_required(dir, &dentry->d_name, &da);
if (error < 0)
goto out_gunlock;
- error = 0;
- if (alloc_required) {
- struct gfs2_alloc_parms ap = { .target = sdp->sd_max_dirres, };
+ if (da.nr_blocks) {
+ struct gfs2_alloc_parms ap = { .target = da.nr_blocks, };
error = gfs2_quota_lock_check(dip);
if (error)
goto out_gunlock;
@@ -887,8 +886,8 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
if (error)
goto out_gunlock_q;
- error = gfs2_trans_begin(sdp, sdp->sd_max_dirres +
- gfs2_rg_blocks(dip, sdp->sd_max_dirres) +
+ error = gfs2_trans_begin(sdp, da.nr_blocks +
+ gfs2_rg_blocks(dip, da.nr_blocks) +
2 * RES_DINODE + RES_STATFS +
RES_QUOTA, 0);
if (error)
@@ -919,10 +918,10 @@ out_brelse:
out_end_trans:
gfs2_trans_end(sdp);
out_ipres:
- if (alloc_required)
+ if (da.nr_blocks)
gfs2_inplace_release(dip);
out_gunlock_q:
- if (alloc_required)
+ if (da.nr_blocks)
gfs2_quota_unlock(dip);
out_gunlock:
gfs2_glock_dq(ghs + 1);
@@ -1254,7 +1253,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
struct gfs2_rgrpd *nrgd;
unsigned int num_gh;
int dir_rename = 0;
- int alloc_required = 0;
+ struct gfs2_diradd da = { .nr_blocks = 0, };
unsigned int x;
int error;
@@ -1388,14 +1387,14 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
goto out_gunlock;
}
- if (nip == NULL)
- alloc_required = gfs2_diradd_alloc_required(ndir, &ndentry->d_name);
- error = alloc_required;
- if (error < 0)
- goto out_gunlock;
+ if (nip == NULL) {
+ error = gfs2_diradd_alloc_required(ndir, &ndentry->d_name, &da);
+ if (error)
+ goto out_gunlock;
+ }
- if (alloc_required) {
- struct gfs2_alloc_parms ap = { .target = sdp->sd_max_dirres, };
+ if (da.nr_blocks) {
+ struct gfs2_alloc_parms ap = { .target = da.nr_blocks, };
error = gfs2_quota_lock_check(ndip);
if (error)
goto out_gunlock;
@@ -1404,8 +1403,8 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
if (error)
goto out_gunlock_q;
- error = gfs2_trans_begin(sdp, sdp->sd_max_dirres +
- gfs2_rg_blocks(ndip, sdp->sd_max_dirres) +
+ error = gfs2_trans_begin(sdp, da.nr_blocks +
+ gfs2_rg_blocks(ndip, da.nr_blocks) +
4 * RES_DINODE + 4 * RES_LEAF +
RES_STATFS + RES_QUOTA + 4, 0);
if (error)
@@ -1448,10 +1447,10 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
out_end_trans:
gfs2_trans_end(sdp);
out_ipreserv:
- if (alloc_required)
+ if (da.nr_blocks)
gfs2_inplace_release(ndip);
out_gunlock_q:
- if (alloc_required)
+ if (da.nr_blocks)
gfs2_quota_unlock(ndip);
out_gunlock:
while (x--) {
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