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Throw const on some strings

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In C, const indicates to the reader that mutation will not occur.
It can also serve as a hint about ownership.

Add const in a few places where it makes sense.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ryan Moeller <freqlabs@FreeBSD.org>
Closes #10997
This commit is contained in:
Ryan Moeller
2020-10-02 20:44:10 -04:00
committed by GitHub
parent 5b525165e9
commit 4d55ea811d
20 changed files with 99 additions and 108 deletions
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include/os/freebsd/zfs/sys/zfs_ctldir.h
+1 -1
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@@ -48,7 +48,7 @@ int zfsctl_root(zfsvfs_t *, int, vnode_t **);
void zfsctl_init(void);
void zfsctl_fini(void);
boolean_t zfsctl_is_node(vnode_t *);
int zfsctl_snapshot_unmount(char *snapname, int flags);
int zfsctl_snapshot_unmount(const char *snapname, int flags);
int zfsctl_rename_snapshot(const char *from, const char *to);
int zfsctl_destroy_snapshot(const char *snapname, int force);
int zfsctl_umount_snapshots(vfs_t *, int, cred_t *);
include/os/freebsd/zfs/sys/zfs_dir.h
-4
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@@ -52,11 +52,7 @@ extern int zfs_dirent_lookup(znode_t *, const char *, znode_t **, int);
extern int zfs_link_create(znode_t *, const char *, znode_t *, dmu_tx_t *, int);
extern int zfs_link_destroy(znode_t *, const char *, znode_t *, dmu_tx_t *, int,
boolean_t *);
#if 0
extern int zfs_dirlook(vnode_t *, const char *, vnode_t **, int);
#else
extern int zfs_dirlook(znode_t *, const char *name, znode_t **);
#endif
extern void zfs_mknode(znode_t *, vattr_t *, dmu_tx_t *, cred_t *,
uint_t, znode_t **, zfs_acl_ids_t *);
extern void zfs_rmnode(znode_t *);
include/os/freebsd/zfs/sys/zfs_vnops.h
+7 -7
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@@ -32,21 +32,21 @@ int dmu_write_pages(objset_t *os, uint64_t object, uint64_t offset,
uint64_t size, struct vm_page **ppa, dmu_tx_t *tx);
int dmu_read_pages(objset_t *os, uint64_t object, vm_page_t *ma, int count,
int *rbehind, int *rahead, int last_size);
extern int zfs_remove(znode_t *dzp, char *name, cred_t *cr, int flags);
extern int zfs_mkdir(znode_t *dzp, char *dirname, vattr_t *vap,
extern int zfs_remove(znode_t *dzp, const char *name, cred_t *cr, int flags);
extern int zfs_mkdir(znode_t *dzp, const char *dirname, vattr_t *vap,
znode_t **zpp, cred_t *cr, int flags, vsecattr_t *vsecp);
extern int zfs_rmdir(znode_t *dzp, char *name, znode_t *cwd,
extern int zfs_rmdir(znode_t *dzp, const char *name, znode_t *cwd,
cred_t *cr, int flags);
extern int zfs_setattr(znode_t *zp, vattr_t *vap, int flag, cred_t *cr);
extern int zfs_rename(znode_t *sdzp, char *snm, znode_t *tdzp,
char *tnm, cred_t *cr, int flags);
extern int zfs_rename(znode_t *sdzp, const char *snm, znode_t *tdzp,
const char *tnm, cred_t *cr, int flags);
extern int zfs_symlink(znode_t *dzp, const char *name, vattr_t *vap,
const char *link, znode_t **zpp, cred_t *cr, int flags);
extern int zfs_link(znode_t *tdzp, znode_t *sp,
char *name, cred_t *cr, int flags);
const char *name, cred_t *cr, int flags);
extern int zfs_space(znode_t *zp, int cmd, struct flock *bfp, int flag,
offset_t offset, cred_t *cr);
extern int zfs_create(znode_t *dzp, char *name, vattr_t *vap, int excl,
extern int zfs_create(znode_t *dzp, const char *name, vattr_t *vap, int excl,
int mode, znode_t **zpp, cred_t *cr, int flag, vsecattr_t *vsecp);
extern int zfs_setsecattr(znode_t *zp, vsecattr_t *vsecp, int flag,
cred_t *cr);