diff options
Diffstat (limited to 'fs/gfs2/ops_inode.c')
-rw-r--r-- | fs/gfs2/ops_inode.c | 72 |
1 files changed, 35 insertions, 37 deletions
diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c index 7633a8584b0..e8ab9d254b7 100644 --- a/fs/gfs2/ops_inode.c +++ b/fs/gfs2/ops_inode.c @@ -58,7 +58,6 @@ static int gfs2_create(struct inode *dir, struct dentry *dentry, struct gfs2_holder ghs[2]; struct inode *inode; int new = 1; - int error; gfs2_holder_init(dip->i_gl, 0, 0, ghs); @@ -78,14 +77,16 @@ static int gfs2_create(struct inode *dir, struct dentry *dentry, return PTR_ERR(inode); } - error = gfs2_lookupi(dir, &dentry->d_name, 0, &inode); - if (!error) { - new = 0; - gfs2_holder_uninit(ghs); - break; - } else if (error != -ENOENT) { - gfs2_holder_uninit(ghs); - return error; + inode = gfs2_lookupi(dir, &dentry->d_name, 0, nd); + if (inode) { + if (!IS_ERR(inode)) { + new = 0; + gfs2_holder_uninit(ghs); + break; + } else { + gfs2_holder_uninit(ghs); + return PTR_ERR(inode); + } } } @@ -110,17 +111,13 @@ static int gfs2_create(struct inode *dir, struct dentry *dentry, static struct dentry *gfs2_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd) { - struct gfs2_inode *dip = dir->u.generic_ip; - struct gfs2_sbd *sdp = dip->i_sbd; struct inode *inode = NULL; - int error; - if (!sdp->sd_args.ar_localcaching) - dentry->d_op = &gfs2_dops; + dentry->d_op = &gfs2_dops; - error = gfs2_lookupi(dir, &dentry->d_name, 0, &inode); - if (error && error != -ENOENT) - return ERR_PTR(error); + inode = gfs2_lookupi(dir, &dentry->d_name, 0, nd); + if (inode && IS_ERR(inode)) + return ERR_PTR(PTR_ERR(inode)); if (inode) return d_splice_alias(inode, dentry); @@ -166,7 +163,7 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir, if (error) goto out_gunlock; - error = gfs2_dir_search(dip, &dentry->d_name, NULL, NULL); + error = gfs2_dir_search(dir, &dentry->d_name, NULL, NULL); switch (error) { case -ENOENT: break; @@ -192,10 +189,10 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir, if (ip->i_di.di_nlink == (uint32_t)-1) goto out_gunlock; - error = gfs2_diradd_alloc_required(dip, &dentry->d_name, - &alloc_required); - if (error) + alloc_required = error = gfs2_diradd_alloc_required(dir, &dentry->d_name); + if (error < 0) goto out_gunlock; + error = 0; if (alloc_required) { struct gfs2_alloc *al = gfs2_alloc_get(dip); @@ -228,7 +225,7 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir, goto out_ipres; } - error = gfs2_dir_add(dip, &dentry->d_name, &ip->i_num, + error = gfs2_dir_add(dir, &dentry->d_name, &ip->i_num, IF2DT(ip->i_di.di_mode)); if (error) goto out_end_trans; @@ -419,24 +416,24 @@ static int gfs2_mkdir(struct inode *dir, struct dentry *dentry, int mode) if (!gfs2_assert_withdraw(sdp, !error)) { struct gfs2_dinode *di = (struct gfs2_dinode *)dibh->b_data; - struct gfs2_dirent *dent; - - gfs2_dirent_alloc(ip, dibh, 1, &dent); + struct gfs2_dirent *dent = (struct gfs2_dirent *)(di+1); + struct qstr str = { .name = ".", .len = 1 }; + str.hash = gfs2_disk_hash(str.name, str.len); + gfs2_trans_add_bh(ip->i_gl, dibh, 1); + gfs2_qstr2dirent(&str, GFS2_DIRENT_SIZE(str.len), dent); dent->de_inum = di->di_num; /* already GFS2 endian */ - dent->de_hash = gfs2_disk_hash(".", 1); - dent->de_hash = cpu_to_be32(dent->de_hash); dent->de_type = DT_DIR; - memcpy((char *) (dent + 1), ".", 1); di->di_entries = cpu_to_be32(1); - gfs2_dirent_alloc(ip, dibh, 2, &dent); + str.name = ".."; + str.len = 2; + str.hash = gfs2_disk_hash(str.name, str.len); + dent = (struct gfs2_dirent *)((char*)dent + GFS2_DIRENT_SIZE(1)); + gfs2_qstr2dirent(&str, dibh->b_size - GFS2_DIRENT_SIZE(1) - sizeof(struct gfs2_dinode), dent); gfs2_inum_out(&dip->i_num, (char *) &dent->de_inum); - dent->de_hash = gfs2_disk_hash("..", 2); - dent->de_hash = cpu_to_be32(dent->de_hash); dent->de_type = DT_DIR; - memcpy((char *) (dent + 1), "..", 2); gfs2_dinode_out(&ip->i_di, (char *)di); @@ -687,7 +684,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry, if (error) goto out_gunlock; - error = gfs2_dir_search(ndip, &ndentry->d_name, NULL, NULL); + error = gfs2_dir_search(ndir, &ndentry->d_name, NULL, NULL); switch (error) { case -ENOENT: error = 0; @@ -723,10 +720,10 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry, goto out_gunlock; } - error = gfs2_diradd_alloc_required(ndip, &ndentry->d_name, - &alloc_required); - if (error) + alloc_required = error = gfs2_diradd_alloc_required(ndir, &ndentry->d_name); + if (error < 0) goto out_gunlock; + error = 0; if (alloc_required) { struct gfs2_alloc *al = gfs2_alloc_get(ndip); @@ -777,6 +774,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry, struct qstr name; name.len = 2; name.name = ".."; + name.hash = gfs2_disk_hash(name.name, name.len); error = gfs2_change_nlink(ndip, +1); if (error) @@ -803,7 +801,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry, if (error) goto out_end_trans; - error = gfs2_dir_add(ndip, &ndentry->d_name, &ip->i_num, + error = gfs2_dir_add(ndir, &ndentry->d_name, &ip->i_num, IF2DT(ip->i_di.di_mode)); if (error) goto out_end_trans; |