diff --git a/drivers/staging/lustre/lustre/llite/statahead.c b/drivers/staging/lustre/lustre/llite/statahead.c
index 8e52722266fe8d59ef05054a5b63ababac0e2619..c1cb6b19e724d23cdc98451996e5585c32693cf3 100644
--- a/drivers/staging/lustre/lustre/llite/statahead.c
+++ b/drivers/staging/lustre/lustre/llite/statahead.c
@@ -781,7 +781,7 @@ static int sa_args_init(struct inode *dir, struct inode *child,
struct ll_sa_entry *entry, struct md_enqueue_info **pmi,
struct ldlm_enqueue_info **pei)
{
- struct qstr *qstr = &entry->se_qstr;
+ const struct qstr *qstr = &entry->se_qstr;
struct ll_inode_info *lli = ll_i2info(dir);
struct md_enqueue_info *minfo;
struct ldlm_enqueue_info *einfo;
@@ -1340,7 +1340,7 @@ enum {
static int is_first_dirent(struct inode *dir, struct dentry *dentry)
{
struct ll_dir_chain chain;
- struct qstr *target = &dentry->d_name;
+ const struct qstr *target = &dentry->d_name;
struct page *page;
__u64 pos = 0;
int dot_de;
diff --git a/fs/adfs/dir.c b/fs/adfs/dir.c
index bec25f7017c0baa95444edbef2a886d7a3467bf3..c39aedc7ed3dca520ff2a524badcc3c6d3ee559c 100644
--- a/fs/adfs/dir.c
+++ b/fs/adfs/dir.c
@@ -101,7 +101,7 @@ adfs_dir_update(struct super_block *sb, struct object_info *obj, int wait)
}
static int
-adfs_match(struct qstr *name, struct object_info *obj)
+adfs_match(const struct qstr *name, struct object_info *obj)
{
int i;
@@ -126,7 +126,7 @@ adfs_match(struct qstr *name, struct object_info *obj)
}
static int
-adfs_dir_lookup_byname(struct inode *inode, struct qstr *name, struct object_info *obj)
+adfs_dir_lookup_byname(struct inode *inode, const struct qstr *name, struct object_info *obj)
{
struct super_block *sb = inode->i_sb;
const struct adfs_dir_ops *ops = ADFS_SB(sb)->s_dir;
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index 3767f6641af1cf885d5254c7a59f249eb14db17e..fa84bb8832e0baefc79c07759e9f7f518e023988 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -159,7 +159,7 @@ static struct dentry *autofs4_lookup_active(struct dentry *dentry)
{
struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb);
struct dentry *parent = dentry->d_parent;
- struct qstr *name = &dentry->d_name;
+ const struct qstr *name = &dentry->d_name;
unsigned int len = name->len;
unsigned int hash = name->hash;
const unsigned char *str = name->name;
@@ -172,7 +172,7 @@ static struct dentry *autofs4_lookup_active(struct dentry *dentry)
list_for_each(p, head) {
struct autofs_info *ino;
struct dentry *active;
- struct qstr *qstr;
+ const struct qstr *qstr;
ino = list_entry(p, struct autofs_info, active);
active = ino->dentry;
@@ -214,7 +214,7 @@ static struct dentry *autofs4_lookup_expiring(struct dentry *dentry,
{
struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb);
struct dentry *parent = dentry->d_parent;
- struct qstr *name = &dentry->d_name;
+ const struct qstr *name = &dentry->d_name;
unsigned int len = name->len;
unsigned int hash = name->hash;
const unsigned char *str = name->name;
@@ -227,7 +227,7 @@ static struct dentry *autofs4_lookup_expiring(struct dentry *dentry,
list_for_each(p, head) {
struct autofs_info *ino;
struct dentry *expiring;
- struct qstr *qstr;
+ const struct qstr *qstr;
if (rcu_walk) {
spin_unlock(&sbi->lookup_lock);
diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c
index 708214457d16f757c2d8e1f0c2273848b221f633..431fd7ee348864b01c231f89c3331c6c7c5ccb02 100644
--- a/fs/autofs4/waitq.c
+++ b/fs/autofs4/waitq.c
@@ -225,7 +225,7 @@ static int autofs4_getpath(struct autofs_sb_info *sbi,
}
static struct autofs_wait_queue *
-autofs4_find_wait(struct autofs_sb_info *sbi, struct qstr *qstr)
+autofs4_find_wait(struct autofs_sb_info *sbi, const struct qstr *qstr)
{
struct autofs_wait_queue *wq;
@@ -249,7 +249,7 @@ autofs4_find_wait(struct autofs_sb_info *sbi, struct qstr *qstr)
*/
static int validate_request(struct autofs_wait_queue **wait,
struct autofs_sb_info *sbi,
- struct qstr *qstr,
+ const struct qstr *qstr,
struct dentry *dentry, enum autofs_notify notify)
{
struct autofs_wait_queue *wq;
diff --git a/fs/dcache.c b/fs/dcache.c
index b90cf8e09d5b90525330917a834b3153f86528df..96635a30fb26c2133d4dfa0f6aed54840bbdfb60 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -2636,7 +2636,7 @@ EXPORT_SYMBOL(d_exact_alias);
* Parent inode i_mutex must be held over d_lookup and into this call (to
* keep renames and concurrent inserts, and readdir(2) away).
*/
-void dentry_update_name_case(struct dentry *dentry, struct qstr *name)
+void dentry_update_name_case(struct dentry *dentry, const struct qstr *name)
{
BUG_ON(!inode_is_locked(dentry->d_parent->d_inode));
BUG_ON(dentry->d_name.len != name->len); /* d_lookup gives this */
@@ -3038,7 +3038,7 @@ static int prepend(char **buffer, int *buflen, const char *str, int namelen)
* Data dependency barrier is needed to make sure that we see that terminating
* NUL. Alpha strikes again, film at 11...
*/
-static int prepend_name(char **buffer, int *buflen, struct qstr *name)
+static int prepend_name(char **buffer, int *buflen, const struct qstr *name)
{
const char *dname = ACCESS_ONCE(name->name);
u32 dlen = ACCESS_ONCE(name->len);
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c
index 19efd1197fa511c0f45229ec9bbdfb267e9f7a7d..61ad490ed67b9837db3049b09ecfff009572852d 100644
--- a/fs/ext2/dir.c
+++ b/fs/ext2/dir.c
@@ -358,8 +358,8 @@ ext2_readdir(struct file *file, struct dir_context *ctx)
* and the entry itself. Page is returned mapped and unlocked.
* Entry is guaranteed to be valid.
*/
-struct ext2_dir_entry_2 *ext2_find_entry (struct inode * dir,
- struct qstr *child, struct page ** res_page)
+struct ext2_dir_entry_2 *ext2_find_entry (struct inode *dir,
+ const struct qstr *child, struct page **res_page)
{
const char *name = child->name;
int namelen = child->len;
@@ -435,7 +435,7 @@ struct ext2_dir_entry_2 * ext2_dotdot (struct inode *dir, struct page **p)
return de;
}
-ino_t ext2_inode_by_name(struct inode *dir, struct qstr *child)
+ino_t ext2_inode_by_name(struct inode *dir, const struct qstr *child)
{
ino_t res = 0;
struct ext2_dir_entry_2 *de;
diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index 3fb93681bf7f7fba5f87bff7d9f9ae37f43e4049..06af2f92226c9633c2d99ba3613e906f9d92b678 100644
--- a/fs/ext2/ext2.h
+++ b/fs/ext2/ext2.h
@@ -757,9 +757,9 @@ extern void ext2_rsv_window_add(struct super_block *sb, struct ext2_reserve_wind
/* dir.c */
extern int ext2_add_link (struct dentry *, struct inode *);
-extern ino_t ext2_inode_by_name(struct inode *, struct qstr *);
+extern ino_t ext2_inode_by_name(struct inode *, const struct qstr *);
extern int ext2_make_empty(struct inode *, struct inode *);
-extern struct ext2_dir_entry_2 * ext2_find_entry (struct inode *,struct qstr *, struct page **);
+extern struct ext2_dir_entry_2 * ext2_find_entry (struct inode *,const struct qstr *, struct page **);
extern int ext2_delete_entry (struct ext2_dir_entry_2 *, struct page *);
extern int ext2_empty_dir (struct inode *);
extern struct ext2_dir_entry_2 * ext2_dotdot (struct inode *, struct page **);
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index a485f68a76b1144d91c4895e89d8483eb701472e..9054aeac80152ba952eb2f362d3bb106280b115e 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -219,7 +219,7 @@ static struct f2fs_dir_entry *find_in_level(struct inode *dir,
* Entry is guaranteed to be valid.
*/
struct f2fs_dir_entry *f2fs_find_entry(struct inode *dir,
- struct qstr *child, struct page **res_page)
+ const struct qstr *child, struct page **res_page)
{
unsigned long npages = dir_blocks(dir);
struct f2fs_dir_entry *de = NULL;
@@ -272,7 +272,7 @@ struct f2fs_dir_entry *f2fs_parent_dir(struct inode *dir, struct page **p)
return f2fs_find_entry(dir, &dotdot, p);
}
-ino_t f2fs_inode_by_name(struct inode *dir, struct qstr *qstr,
+ino_t f2fs_inode_by_name(struct inode *dir, const struct qstr *qstr,
struct page **page)
{
ino_t res = 0;
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 7890e9071499cbf6e3337daa875e721b147fefe9..675fa79d86f6500d779917b7ca7da3e62f14fda7 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1914,10 +1914,10 @@ struct page *init_inode_metadata(struct inode *, struct inode *,
void update_parent_metadata(struct inode *, struct inode *, unsigned int);
int room_for_filename(const void *, int, int);
void f2fs_drop_nlink(struct inode *, struct inode *);
-struct f2fs_dir_entry *f2fs_find_entry(struct inode *, struct qstr *,
+struct f2fs_dir_entry *f2fs_find_entry(struct inode *, const struct qstr *,
struct page **);
struct f2fs_dir_entry *f2fs_parent_dir(struct inode *, struct page **);
-ino_t f2fs_inode_by_name(struct inode *, struct qstr *, struct page **);
+ino_t f2fs_inode_by_name(struct inode *, const struct qstr *, struct page **);
void f2fs_set_link(struct inode *, struct f2fs_dir_entry *,
struct page *, struct inode *);
int update_dent_inode(struct inode *, struct inode *, const struct qstr *);
diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c
index 6ccdf3f34f90f4789d0f217d74e7a748337e9758..092b911f5c4ea7c7a9853990c4ba9d28fa8736b0 100644
--- a/fs/fat/namei_vfat.c
+++ b/fs/fat/namei_vfat.c
@@ -652,8 +652,8 @@ static int vfat_build_slots(struct inode *dir, const unsigned char *name,
return err;
}
-static int vfat_add_entry(struct inode *dir, struct qstr *qname, int is_dir,
- int cluster, struct timespec *ts,
+static int vfat_add_entry(struct inode *dir, const struct qstr *qname,
+ int is_dir, int cluster, struct timespec *ts,
struct fat_slot_info *sinfo)
{
struct msdos_dir_slot *slots;
@@ -688,7 +688,7 @@ static int vfat_add_entry(struct inode *dir, struct qstr *qname, int is_dir,
return err;
}
-static int vfat_find(struct inode *dir, struct qstr *qname,
+static int vfat_find(struct inode *dir, const struct qstr *qname,
struct fat_slot_info *sinfo)
{
unsigned int len = vfat_striptail_len(qname);
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 5f1627725791d9b51091766c5128b80190389c0d..c47b7780ce37bfdf85c35ebc5ef6bf390f9c70e7 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -146,7 +146,7 @@ static void fuse_invalidate_entry(struct dentry *entry)
}
static void fuse_lookup_init(struct fuse_conn *fc, struct fuse_args *args,
- u64 nodeid, struct qstr *name,
+ u64 nodeid, const struct qstr *name,
struct fuse_entry_out *outarg)
{
memset(outarg, 0, sizeof(struct fuse_entry_out));
@@ -282,7 +282,7 @@ int fuse_valid_type(int m)
S_ISBLK(m) || S_ISFIFO(m) || S_ISSOCK(m);
}
-int fuse_lookup_name(struct super_block *sb, u64 nodeid, struct qstr *name,
+int fuse_lookup_name(struct super_block *sb, u64 nodeid, const struct qstr *name,
struct fuse_entry_out *outarg, struct inode **inode)
{
struct fuse_conn *fc = get_fuse_conn_super(sb);
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index 5db5d24f91a5929dd7c291c833b7049778336da3..d98d8cc84defb45e28a40829210b5c36ac8ff2f1 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -704,7 +704,7 @@ struct inode *fuse_iget(struct super_block *sb, u64 nodeid,
int generation, struct fuse_attr *attr,
u64 attr_valid, u64 attr_version);
-int fuse_lookup_name(struct super_block *sb, u64 nodeid, struct qstr *name,
+int fuse_lookup_name(struct super_block *sb, u64 nodeid, const struct qstr *name,
struct fuse_entry_out *outarg, struct inode **inode);
/**
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 9b7cb37b4ba8362f495bbae3af46ea05e2b86073..4e05b51120f405bcf9a1f05a07a3d5d9c4c076e4 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -673,13 +673,11 @@ static struct dentry *fuse_get_dentry(struct super_block *sb,
inode = ilookup5(sb, handle->nodeid, fuse_inode_eq, &handle->nodeid);
if (!inode) {
struct fuse_entry_out outarg;
- struct qstr name;
+ const struct qstr name = QSTR_INIT(".", 1);
if (!fc->export_support)
goto out_err;
- name.len = 1;
- name.name = ".";
err = fuse_lookup_name(sb, handle->nodeid, &name, &outarg,
&inode);
if (err && err != -ENOENT)
@@ -775,14 +773,12 @@ static struct dentry *fuse_get_parent(struct dentry *child)
struct inode *inode;
struct dentry *parent;
struct fuse_entry_out outarg;
- struct qstr name;
+ const struct qstr name = QSTR_INIT("..", 2);
int err;
if (!fc->export_support)
return ERR_PTR(-ESTALE);
- name.len = 2;
- name.name = "..";
err = fuse_lookup_name(child_inode->i_sb, get_node_id(child_inode),
&name, &outarg, &inode);
if (err) {
diff --git a/fs/hfs/catalog.c b/fs/hfs/catalog.c
index 98cde8ba5dc2659c2c38bda2eb89f9245681654d..8f4afd3f5108d1d019ef5d1267b03548a4ad02cc 100644
--- a/fs/hfs/catalog.c
+++ b/fs/hfs/catalog.c
@@ -20,7 +20,7 @@
*
* Given the ID of the parent and the name build a search key.
*/
-void hfs_cat_build_key(struct super_block *sb, btree_key *key, u32 parent, struct qstr *name)
+void hfs_cat_build_key(struct super_block *sb, btree_key *key, u32 parent, const struct qstr *name)
{
key->cat.reserved = 0;
key->cat.ParID = cpu_to_be32(parent);
@@ -64,7 +64,7 @@ static int hfs_cat_build_record(hfs_cat_rec *rec, u32 cnid, struct inode *inode)
static int hfs_cat_build_thread(struct super_block *sb,
hfs_cat_rec *rec, int type,
- u32 parentid, struct qstr *name)
+ u32 parentid, const struct qstr *name)
{
rec->type = type;
memset(rec->thread.reserved, 0, sizeof(rec->thread.reserved));
@@ -79,7 +79,7 @@ static int hfs_cat_build_thread(struct super_block *sb,
* Add a new file or directory to the catalog B-tree and
* return a (struct hfs_cat_entry) for it in '*result'.
*/
-int hfs_cat_create(u32 cnid, struct inode *dir, struct qstr *str, struct inode *inode)
+int hfs_cat_create(u32 cnid, struct inode *dir, const struct qstr *str, struct inode *inode)
{
struct hfs_find_data fd;
struct super_block *sb;
@@ -210,7 +210,7 @@ int hfs_cat_find_brec(struct super_block *sb, u32 cnid,
* Delete the indicated file or directory.
* The associated thread is also removed unless ('with_thread'==0).
*/
-int hfs_cat_delete(u32 cnid, struct inode *dir, struct qstr *str)
+int hfs_cat_delete(u32 cnid, struct inode *dir, const struct qstr *str)
{
struct super_block *sb;
struct hfs_find_data fd;
@@ -277,8 +277,8 @@ int hfs_cat_delete(u32 cnid, struct inode *dir, struct qstr *str)
* If the destination exists it is removed and a
* (struct hfs_cat_entry) for it is returned in '*result'.
*/
-int hfs_cat_move(u32 cnid, struct inode *src_dir, struct qstr *src_name,
- struct inode *dst_dir, struct qstr *dst_name)
+int hfs_cat_move(u32 cnid, struct inode *src_dir, const struct qstr *src_name,
+ struct inode *dst_dir, const struct qstr *dst_name)
{
struct super_block *sb;
struct hfs_find_data src_fd, dst_fd;
diff --git a/fs/hfs/hfs_fs.h b/fs/hfs/hfs_fs.h
index ee2f385811c820ce4fdff468b616cf378440f586..e799ebe71b51aaeec03938b2eb3a73cc43edb741 100644
--- a/fs/hfs/hfs_fs.h
+++ b/fs/hfs/hfs_fs.h
@@ -178,11 +178,11 @@ extern int hfs_clear_vbm_bits(struct super_block *, u16, u16);
extern int hfs_cat_keycmp(const btree_key *, const btree_key *);
struct hfs_find_data;
extern int hfs_cat_find_brec(struct super_block *, u32, struct hfs_find_data *);
-extern int hfs_cat_create(u32, struct inode *, struct qstr *, struct inode *);
-extern int hfs_cat_delete(u32, struct inode *, struct qstr *);
-extern int hfs_cat_move(u32, struct inode *, struct qstr *,
- struct inode *, struct qstr *);
-extern void hfs_cat_build_key(struct super_block *, btree_key *, u32, struct qstr *);
+extern int hfs_cat_create(u32, struct inode *, const struct qstr *, struct inode *);
+extern int hfs_cat_delete(u32, struct inode *, const struct qstr *);
+extern int hfs_cat_move(u32, struct inode *, const struct qstr *,
+ struct inode *, const struct qstr *);
+extern void hfs_cat_build_key(struct super_block *, btree_key *, u32, const struct qstr *);
/* dir.c */
extern const struct file_operations hfs_dir_operations;
@@ -201,7 +201,7 @@ extern int hfs_get_block(struct inode *, sector_t, struct buffer_head *, int);
extern const struct address_space_operations hfs_aops;
extern const struct address_space_operations hfs_btree_aops;
-extern struct inode *hfs_new_inode(struct inode *, struct qstr *, umode_t);
+extern struct inode *hfs_new_inode(struct inode *, const struct qstr *, umode_t);
extern void hfs_inode_write_fork(struct inode *, struct hfs_extent *, __be32 *, __be32 *);
extern int hfs_write_inode(struct inode *, struct writeback_control *);
extern int hfs_inode_setattr(struct dentry *, struct iattr *);
@@ -237,7 +237,7 @@ extern int hfs_compare_dentry(const struct dentry *parent, const struct dentry *
unsigned int len, const char *str, const struct qstr *name);
/* trans.c */
-extern void hfs_asc2mac(struct super_block *, struct hfs_name *, struct qstr *);
+extern void hfs_asc2mac(struct super_block *, struct hfs_name *, const struct qstr *);
extern int hfs_mac2asc(struct super_block *, char *, const struct hfs_name *);
/* super.c */
diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c
index 02a3845363f7d93601cb3b53b912e7df8f8179d5..c6a32415735bcb55e5187fdcd14159db1aa6ab9c 100644
--- a/fs/hfs/inode.c
+++ b/fs/hfs/inode.c
@@ -177,7 +177,7 @@ const struct address_space_operations hfs_aops = {
/*
* hfs_new_inode
*/
-struct inode *hfs_new_inode(struct inode *dir, struct qstr *name, umode_t mode)
+struct inode *hfs_new_inode(struct inode *dir, const struct qstr *name, umode_t mode)
{
struct super_block *sb = dir->i_sb;
struct inode *inode = new_inode(sb);
diff --git a/fs/hfs/trans.c b/fs/hfs/trans.c
index b1ce4c7ad3fb4f33e12ff4c8e320368b851e52c8..39f5e343bf4d487a74787e3a68c137c626bc24a1 100644
--- a/fs/hfs/trans.c
+++ b/fs/hfs/trans.c
@@ -94,7 +94,7 @@ int hfs_mac2asc(struct super_block *sb, char *out, const struct hfs_name *in)
* This routine is a inverse to hfs_mac2triv().
* A ':' is replaced by a '/'.
*/
-void hfs_asc2mac(struct super_block *sb, struct hfs_name *out, struct qstr *in)
+void hfs_asc2mac(struct super_block *sb, struct hfs_name *out, const struct qstr *in)
{
struct nls_table *nls_disk = HFS_SB(sb)->nls_disk;
struct nls_table *nls_io = HFS_SB(sb)->nls_io;
diff --git a/fs/hfsplus/catalog.c b/fs/hfsplus/catalog.c
index fb707e8f423a521de65a188e507010a06a7849e8..142534d3c2d506eaf73970c7fb6dc8e3529a628c 100644
--- a/fs/hfsplus/catalog.c
+++ b/fs/hfsplus/catalog.c
@@ -40,7 +40,7 @@ int hfsplus_cat_bin_cmp_key(const hfsplus_btree_key *k1,
/* Generates key for catalog file/folders record. */
int hfsplus_cat_build_key(struct super_block *sb,
- hfsplus_btree_key *key, u32 parent, struct qstr *str)
+ hfsplus_btree_key *key, u32 parent, const struct qstr *str)
{
int len, err;
@@ -174,7 +174,7 @@ static int hfsplus_cat_build_record(hfsplus_cat_entry *entry,
static int hfsplus_fill_cat_thread(struct super_block *sb,
hfsplus_cat_entry *entry, int type,
- u32 parentid, struct qstr *str)
+ u32 parentid, const struct qstr *str)
{
int err;
@@ -250,7 +250,7 @@ static void hfsplus_subfolders_dec(struct inode *dir)
}
int hfsplus_create_cat(u32 cnid, struct inode *dir,
- struct qstr *str, struct inode *inode)
+ const struct qstr *str, struct inode *inode)
{
struct super_block *sb = dir->i_sb;
struct hfs_find_data fd;
@@ -318,7 +318,7 @@ int hfsplus_create_cat(u32 cnid, struct inode *dir,
return err;
}
-int hfsplus_delete_cat(u32 cnid, struct inode *dir, struct qstr *str)
+int hfsplus_delete_cat(u32 cnid, struct inode *dir, const struct qstr *str)
{
struct super_block *sb = dir->i_sb;
struct hfs_find_data fd;
@@ -415,8 +415,8 @@ int hfsplus_delete_cat(u32 cnid, struct inode *dir, struct qstr *str)
}
int hfsplus_rename_cat(u32 cnid,
- struct inode *src_dir, struct qstr *src_name,
- struct inode *dst_dir, struct qstr *dst_name)
+ struct inode *src_dir, const struct qstr *src_name,
+ struct inode *dst_dir, const struct qstr *dst_name)
{
struct super_block *sb = src_dir->i_sb;
struct hfs_find_data src_fd, dst_fd;
diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h
index 047245bd2cd64550bc00cf827473456507b53a08..47e009666abdebb39ea2e7b4511ee0d4d875f24b 100644
--- a/fs/hfsplus/hfsplus_fs.h
+++ b/fs/hfsplus/hfsplus_fs.h
@@ -445,17 +445,17 @@ int hfsplus_cat_case_cmp_key(const hfsplus_btree_key *k1,
int hfsplus_cat_bin_cmp_key(const hfsplus_btree_key *k1,
const hfsplus_btree_key *k2);
int hfsplus_cat_build_key(struct super_block *sb, hfsplus_btree_key *key,
- u32 parent, struct qstr *str);
+ u32 parent, const struct qstr *str);
void hfsplus_cat_build_key_with_cnid(struct super_block *sb,
hfsplus_btree_key *key, u32 parent);
void hfsplus_cat_set_perms(struct inode *inode, struct hfsplus_perm *perms);
int hfsplus_find_cat(struct super_block *sb, u32 cnid,
struct hfs_find_data *fd);
-int hfsplus_create_cat(u32 cnid, struct inode *dir, struct qstr *str,
+int hfsplus_create_cat(u32 cnid, struct inode *dir, const struct qstr *str,
struct inode *inode);
-int hfsplus_delete_cat(u32 cnid, struct inode *dir, struct qstr *str);
-int hfsplus_rename_cat(u32 cnid, struct inode *src_dir, struct qstr *src_name,
- struct inode *dst_dir, struct qstr *dst_name);
+int hfsplus_delete_cat(u32 cnid, struct inode *dir, const struct qstr *str);
+int hfsplus_rename_cat(u32 cnid, struct inode *src_dir, const struct qstr *src_name,
+ struct inode *dst_dir, const struct qstr *dst_name);
/* dir.c */
extern const struct inode_operations hfsplus_dir_inode_operations;
diff --git a/fs/logfs/dir.c b/fs/logfs/dir.c
index bcd754d216bd1be454ceddd61fc1cdb08b2c9734..9568064ecadf263a59428d607d8e69e118be881e 100644
--- a/fs/logfs/dir.c
+++ b/fs/logfs/dir.c
@@ -156,7 +156,7 @@ static pgoff_t hash_index(u32 hash, int round)
static struct page *logfs_get_dd_page(struct inode *dir, struct dentry *dentry)
{
- struct qstr *name = &dentry->d_name;
+ const struct qstr *name = &dentry->d_name;
struct page *page;
struct logfs_disk_dentry *dd;
u32 hash = logfs_hash_32(name->name, name->len, 0);
@@ -323,7 +323,7 @@ static int logfs_readdir(struct file *file, struct dir_context *ctx)
return 0;
}
-static void logfs_set_name(struct logfs_disk_dentry *dd, struct qstr *name)
+static void logfs_set_name(struct logfs_disk_dentry *dd, const struct qstr *name)
{
dd->namelen = cpu_to_be16(name->len);
memcpy(dd->name, name->name, name->len);
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index cb28cceefebe01462adbff860e52c43630d0dca2..698be93612808b2cefd071a4180bb804f5b594a7 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -144,7 +144,7 @@ nfs3_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr,
}
static int
-nfs3_proc_lookup(struct inode *dir, struct qstr *name,
+nfs3_proc_lookup(struct inode *dir, const struct qstr *name,
struct nfs_fh *fhandle, struct nfs_fattr *fattr,
struct nfs4_label *label)
{
@@ -404,7 +404,7 @@ nfs3_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
}
static int
-nfs3_proc_remove(struct inode *dir, struct qstr *name)
+nfs3_proc_remove(struct inode *dir, const struct qstr *name)
{
struct nfs_removeargs arg = {
.fh = NFS_FH(dir),
@@ -480,7 +480,7 @@ nfs3_proc_rename_done(struct rpc_task *task, struct inode *old_dir,
}
static int
-nfs3_proc_link(struct inode *inode, struct inode *dir, struct qstr *name)
+nfs3_proc_link(struct inode *inode, struct inode *dir, const struct qstr *name)
{
struct nfs3_linkargs arg = {
.fromfh = NFS_FH(inode),
@@ -582,7 +582,7 @@ nfs3_proc_mkdir(struct inode *dir, struct dentry *dentry, struct iattr *sattr)
}
static int
-nfs3_proc_rmdir(struct inode *dir, struct qstr *name)
+nfs3_proc_rmdir(struct inode *dir, const struct qstr *name)
{
struct nfs_fattr *dir_attr;
struct nfs3_diropargs arg = {
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 4be567a549585387f5c439338eb197db81983bfb..324bfdc212504de591347da77c1ad3f1db595974 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -225,7 +225,8 @@ int nfs_atomic_open(struct inode *, struct dentry *, struct file *,
extern struct file_system_type nfs4_fs_type;
/* nfs4namespace.c */
-struct rpc_clnt *nfs4_negotiate_security(struct rpc_clnt *, struct inode *, struct qstr *);
+struct rpc_clnt *nfs4_negotiate_security(struct rpc_clnt *, struct inode *,
+ const struct qstr *);
struct vfsmount *nfs4_submount(struct nfs_server *, struct dentry *,
struct nfs_fh *, struct nfs_fattr *);
int nfs4_replace_transport(struct nfs_server *server,
@@ -252,7 +253,7 @@ extern int nfs4_proc_fs_locations(struct rpc_clnt *, struct inode *, const struc
extern int nfs4_proc_get_locations(struct inode *, struct nfs4_fs_locations *,
struct page *page, struct rpc_cred *);
extern int nfs4_proc_fsid_present(struct inode *, struct rpc_cred *);
-extern struct rpc_clnt *nfs4_proc_lookup_mountpoint(struct inode *, struct qstr *,
+extern struct rpc_clnt *nfs4_proc_lookup_mountpoint(struct inode *, const struct qstr *,
struct nfs_fh *, struct nfs_fattr *);
extern int nfs4_proc_secinfo(struct inode *, const struct qstr *, struct nfs4_secinfo_flavors *);
extern const struct xattr_handler *nfs4_xattr_handlers[];
diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c
index f592672373cbb09c1ba18a0a7aedc1267dbd69b2..d21104912676c47664c0d7a52b11633f6a76aaff 100644
--- a/fs/nfs/nfs4namespace.c
+++ b/fs/nfs/nfs4namespace.c
@@ -208,7 +208,7 @@ static struct rpc_clnt *nfs_find_best_sec(struct rpc_clnt *clnt,
*/
struct rpc_clnt *
nfs4_negotiate_security(struct rpc_clnt *clnt, struct inode *inode,
- struct qstr *name)
+ const struct qstr *name)
{
struct page *page;
struct nfs4_secinfo_flavors *flavors;
@@ -397,7 +397,7 @@ struct vfsmount *nfs4_submount(struct nfs_server *server, struct dentry *dentry,
rpc_authflavor_t flavor = server->client->cl_auth->au_flavor;
struct dentry *parent = dget_parent(dentry);
struct inode *dir = d_inode(parent);
- struct qstr *name = &dentry->d_name;
+ const struct qstr *name = &dentry->d_name;
struct rpc_clnt *client;
struct vfsmount *mnt;
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index da5c9e58e9075bfb74a682c89e8ccc8961383ec9..a036e93bdf9656813abec3a3565e26fca3b28838 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3538,7 +3538,7 @@ static void nfs_fixup_secinfo_attributes(struct nfs_fattr *fattr)
}
static int nfs4_proc_lookup_common(struct rpc_clnt **clnt, struct inode *dir,
- struct qstr *name, struct nfs_fh *fhandle,
+ const struct qstr *name, struct nfs_fh *fhandle,
struct nfs_fattr *fattr, struct nfs4_label *label)
{
struct nfs4_exception exception = { };
@@ -3580,7 +3580,7 @@ static int nfs4_proc_lookup_common(struct rpc_clnt **clnt, struct inode *dir,
return err;
}
-static int nfs4_proc_lookup(struct inode *dir, struct qstr *name,
+static int nfs4_proc_lookup(struct inode *dir, const struct qstr *name,
struct nfs_fh *fhandle, struct nfs_fattr *fattr,
struct nfs4_label *label)
{
@@ -3596,7 +3596,7 @@ static int nfs4_proc_lookup(struct inode *dir, struct qstr *name,
}
struct rpc_clnt *
-nfs4_proc_lookup_mountpoint(struct inode *dir, struct qstr *name,
+nfs4_proc_lookup_mountpoint(struct inode *dir, const struct qstr *name,
struct nfs_fh *fhandle, struct nfs_fattr *fattr)
{
struct rpc_clnt *client = NFS_CLIENT(dir);
@@ -3755,7 +3755,7 @@ nfs4_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
return status;
}
-static int _nfs4_proc_remove(struct inode *dir, struct qstr *name)
+static int _nfs4_proc_remove(struct inode *dir, const struct qstr *name)
{
struct nfs_server *server = NFS_SERVER(dir);
struct nfs_removeargs args = {
@@ -3778,7 +3778,7 @@ static int _nfs4_proc_remove(struct inode *dir, struct qstr *name)
return status;
}
-static int nfs4_proc_remove(struct inode *dir, struct qstr *name)
+static int nfs4_proc_remove(struct inode *dir, const struct qstr *name)
{
struct nfs4_exception exception = { };
int err;
@@ -3861,7 +3861,7 @@ static int nfs4_proc_rename_done(struct rpc_task *task, struct inode *old_dir,
return 1;
}
-static int _nfs4_proc_link(struct inode *inode, struct inode *dir, struct qstr *name)
+static int _nfs4_proc_link(struct inode *inode, struct inode *dir, const struct qstr *name)
{
struct nfs_server *server = NFS_SERVER(inode);
struct nfs4_link_arg arg = {
@@ -3908,7 +3908,7 @@ static int _nfs4_proc_link(struct inode *inode, struct inode *dir, struct qstr *
return status;
}
-static int nfs4_proc_link(struct inode *inode, struct inode *dir, struct qstr *name)
+static int nfs4_proc_link(struct inode *inode, struct inode *dir, const struct qstr *name)
{
struct nfs4_exception exception = { };
int err;
@@ -3930,7 +3930,7 @@ struct nfs4_createdata {
};
static struct nfs4_createdata *nfs4_alloc_createdata(struct inode *dir,
- struct qstr *name, struct iattr *sattr, u32 ftype)
+ const struct qstr *name, struct iattr *sattr, u32 ftype)
{
struct nfs4_createdata *data;
diff --git a/fs/nfs/proc.c b/fs/nfs/proc.c
index b417bbcd970465069afcd820a414b19e4493e7e7..b7bca83039895b5692163d2a119f29c126ea5d83 100644
--- a/fs/nfs/proc.c
+++ b/fs/nfs/proc.c
@@ -145,7 +145,7 @@ nfs_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr,
}
static int
-nfs_proc_lookup(struct inode *dir, struct qstr *name,
+nfs_proc_lookup(struct inode *dir, const struct qstr *name,
struct nfs_fh *fhandle, struct nfs_fattr *fattr,
struct nfs4_label *label)
{
@@ -299,7 +299,7 @@ nfs_proc_mknod(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
}
static int
-nfs_proc_remove(struct inode *dir, struct qstr *name)
+nfs_proc_remove(struct inode *dir, const struct qstr *name)
{
struct nfs_removeargs arg = {
.fh = NFS_FH(dir),
@@ -357,7 +357,7 @@ nfs_proc_rename_done(struct rpc_task *task, struct inode *old_dir,
}
static int
-nfs_proc_link(struct inode *inode, struct inode *dir, struct qstr *name)
+nfs_proc_link(struct inode *inode, struct inode *dir, const struct qstr *name)
{
struct nfs_linkargs arg = {
.fromfh = NFS_FH(inode),
@@ -456,7 +456,7 @@ nfs_proc_mkdir(struct inode *dir, struct dentry *dentry, struct iattr *sattr)
}
static int
-nfs_proc_rmdir(struct inode *dir, struct qstr *name)
+nfs_proc_rmdir(struct inode *dir, const struct qstr *name)
{
struct nfs_diropargs arg = {
.fh = NFS_FH(dir),
diff --git a/fs/nfs/unlink.c b/fs/nfs/unlink.c
index 1868246f56e6f0602140c29322d9cf7dc2234501..191aa577dd1f3a2d31b23fd430748e58bd079138 100644
--- a/fs/nfs/unlink.c
+++ b/fs/nfs/unlink.c
@@ -162,7 +162,7 @@ static int nfs_call_unlink(struct dentry *dentry, struct nfs_unlinkdata *data)
* @dentry: dentry to unlink
*/
static int
-nfs_async_unlink(struct dentry *dentry, struct qstr *name)
+nfs_async_unlink(struct dentry *dentry, const struct qstr *name)
{
struct nfs_unlinkdata *data;
int status = -ENOMEM;
diff --git a/fs/ocfs2/dlm/dlmdomain.c b/fs/ocfs2/dlm/dlmdomain.c
index 12e064b8be9aff94cfe89d8bf4b60cc8eb9d6204..533bd524e41eb087ba6775a0f76bab9f95948754 100644
--- a/fs/ocfs2/dlm/dlmdomain.c
+++ b/fs/ocfs2/dlm/dlmdomain.c
@@ -172,12 +172,10 @@ void __dlm_unhash_lockres(struct dlm_ctxt *dlm, struct dlm_lock_resource *res)
void __dlm_insert_lockres(struct dlm_ctxt *dlm, struct dlm_lock_resource *res)
{
struct hlist_head *bucket;
- struct qstr *q;
assert_spin_locked(&dlm->spinlock);
- q = &res->lockname;
- bucket = dlm_lockres_hash(dlm, q->hash);
+ bucket = dlm_lockres_hash(dlm, res->lockname.hash);
/* get a reference for our hashtable */
dlm_lockres_get(res);
diff --git a/fs/ocfs2/dlmfs/dlmfs.c b/fs/ocfs2/dlmfs/dlmfs.c
index 47b3b2d4e775ea09a3612b0e0bad980184b7d7f1..ef474cdd640479d1e9b3b48204f12dc5c6a7704f 100644
--- a/fs/ocfs2/dlmfs/dlmfs.c
+++ b/fs/ocfs2/dlmfs/dlmfs.c
@@ -469,7 +469,7 @@ static int dlmfs_mkdir(struct inode * dir,
{
int status;
struct inode *inode = NULL;
- struct qstr *domain = &dentry->d_name;
+ const struct qstr *domain = &dentry->d_name;
struct dlmfs_inode_private *ip;
struct ocfs2_cluster_connection *conn;
@@ -518,7 +518,7 @@ static int dlmfs_create(struct inode *dir,
{
int status = 0;
struct inode *inode;
- struct qstr *name = &dentry->d_name;
+ const struct qstr *name = &dentry->d_name;
mlog(0, "create %.*s\n", name->len, name->name);
diff --git a/fs/ocfs2/dlmfs/userdlm.c b/fs/ocfs2/dlmfs/userdlm.c
index 0499e3fb7bdbdb6b0087ec233167252e6162aeda..f70cda2f090d54166d2114d85650b0903153e51e 100644
--- a/fs/ocfs2/dlmfs/userdlm.c
+++ b/fs/ocfs2/dlmfs/userdlm.c
@@ -667,7 +667,7 @@ void user_dlm_set_locking_protocol(void)
ocfs2_stack_glue_set_max_proto_version(&user_dlm_lproto.lp_max_version);
}
-struct ocfs2_cluster_connection *user_dlm_register(struct qstr *name)
+struct ocfs2_cluster_connection *user_dlm_register(const struct qstr *name)
{
int rc;
struct ocfs2_cluster_connection *conn;
diff --git a/fs/ocfs2/dlmfs/userdlm.h b/fs/ocfs2/dlmfs/userdlm.h
index 3b42d79531d722205e92a10d9990ebe54f16d64b..ede94a6e7fd338ad2337ec58c8f96d9697f6f41b 100644
--- a/fs/ocfs2/dlmfs/userdlm.h
+++ b/fs/ocfs2/dlmfs/userdlm.h
@@ -83,7 +83,7 @@ void user_dlm_write_lvb(struct inode *inode,
ssize_t user_dlm_read_lvb(struct inode *inode,
char *val,
unsigned int len);
-struct ocfs2_cluster_connection *user_dlm_register(struct qstr *name);
+struct ocfs2_cluster_connection *user_dlm_register(const struct qstr *name);
void user_dlm_unregister(struct ocfs2_cluster_connection *conn);
void user_dlm_set_locking_protocol(void);
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index b59db94d2ff452b8eb3124fbc5785457d7e6d947..ffbb513c06c6482d70bb1037b3640ef5acdcf6b6 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -474,7 +474,7 @@ static struct dentry *proc_sys_lookup(struct inode *dir, struct dentry *dentry,
{
struct ctl_table_header *head = grab_header(dir);
struct ctl_table_header *h = NULL;
- struct qstr *name = &dentry->d_name;
+ const struct qstr *name = &dentry->d_name;
struct ctl_table *p;
struct inode *inode;
struct dentry *err = ERR_PTR(-ENOENT);
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 98044a8d1487d6c26e881071f3d83e0d730e6576..accfa1ef072a61aa2501dddd35af837faafea750 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -263,7 +263,7 @@ extern void d_rehash(struct dentry *);
extern void d_add(struct dentry *, struct inode *);
-extern void dentry_update_name_case(struct dentry *, struct qstr *);
+extern void dentry_update_name_case(struct dentry *, const struct qstr *);
/* used for rename() and baskets */
extern void d_move(struct dentry *, struct dentry *);
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index 7ae397669d8b62dc7f7fa9b5df47a869baf29e98..101bf19c0f411df4661d9046ed35be9bc11d9fb2 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -1356,7 +1356,7 @@ union security_list_options {
struct super_block *newsb);
int (*sb_parse_opts_str)(char *options, struct security_mnt_opts *opts);
int (*dentry_init_security)(struct dentry *dentry, int mode,
- struct qstr *name, void **ctx,
+ const struct qstr *name, void **ctx,
u32 *ctxlen);
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 5bcbbe511be663a91b1f50886e549974ca1e7af3..7cc0deee5bdeb692a1717f74167dbfefedd5bb5c 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1532,7 +1532,7 @@ struct nfs_rpc_ops {
struct nfs_fattr *, struct nfs4_label *);
int (*setattr) (struct dentry *, struct nfs_fattr *,
struct iattr *);
- int (*lookup) (struct inode *, struct qstr *,
+ int (*lookup) (struct inode *, const struct qstr *,
struct nfs_fh *, struct nfs_fattr *,
struct nfs4_label *);
int (*access) (struct inode *, struct nfs_access_entry *);
@@ -1540,18 +1540,18 @@ struct nfs_rpc_ops {
unsigned int);
int (*create) (struct inode *, struct dentry *,
struct iattr *, int);
- int (*remove) (struct inode *, struct qstr *);
+ int (*remove) (struct inode *, const struct qstr *);
void (*unlink_setup) (struct rpc_message *, struct inode *dir);
void (*unlink_rpc_prepare) (struct rpc_task *, struct nfs_unlinkdata *);
int (*unlink_done) (struct rpc_task *, struct inode *);
void (*rename_setup) (struct rpc_message *msg, struct inode *dir);
void (*rename_rpc_prepare)(struct rpc_task *task, struct nfs_renamedata *);
int (*rename_done) (struct rpc_task *task, struct inode *old_dir, struct inode *new_dir);
- int (*link) (struct inode *, struct inode *, struct qstr *);
+ int (*link) (struct inode *, struct inode *, const struct qstr *);
int (*symlink) (struct inode *, struct dentry *, struct page *,
unsigned int, struct iattr *);
int (*mkdir) (struct inode *, struct dentry *, struct iattr *);
- int (*rmdir) (struct inode *, struct qstr *);
+ int (*rmdir) (struct inode *, const struct qstr *);
int (*readdir) (struct dentry *, struct rpc_cred *,
u64, struct page **, unsigned int, int);
int (*mknod) (struct inode *, struct dentry *, struct iattr *,
diff --git a/include/linux/security.h b/include/linux/security.h
index 14df373ff2caf4b3cdb36f8141b27b2892aa466b..7831cd57bcf7336b22562dabab398be369ef6598 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -240,7 +240,7 @@ int security_sb_clone_mnt_opts(const struct super_block *oldsb,
struct super_block *newsb);
int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts);
int security_dentry_init_security(struct dentry *dentry, int mode,
- struct qstr *name, void **ctx,
+ const struct qstr *name, void **ctx,
u32 *ctxlen);
int security_inode_alloc(struct inode *inode);
@@ -591,7 +591,7 @@ static inline void security_inode_free(struct inode *inode)
static inline int security_dentry_init_security(struct dentry *dentry,
int mode,
- struct qstr *name,
+ const struct qstr *name,
void **ctx,
u32 *ctxlen)
{
diff --git a/security/security.c b/security/security.c
index c4bb47db30ee53aba57746a83e6660be37c918b6..4838e7fefa1f100bc01e9b271de5696bf690a7ce 100644
--- a/security/security.c
+++ b/security/security.c
@@ -356,7 +356,7 @@ void security_inode_free(struct inode *inode)
}
int security_dentry_init_security(struct dentry *dentry, int mode,
- struct qstr *name, void **ctx,
+ const struct qstr *name, void **ctx,
u32 *ctxlen)
{
return call_int_hook(dentry_init_security, -EOPNOTSUPP, dentry, mode,
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index ec30880c4b98cfc15ef77d0cdcc916c346b57a8e..13185a6c266a47711a25cadc03f4c4aafc06dd93 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2832,7 +2832,7 @@ static void selinux_inode_free_security(struct inode *inode)
}
static int selinux_dentry_init_security(struct dentry *dentry, int mode,
- struct qstr *name, void **ctx,
+ const struct qstr *name, void **ctx,
u32 *ctxlen)
{
u32 newsid;