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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
Download Patch File Download Diff File Expand all files Collapse all files
include/sys/dmu.h
+1 -1
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@@ -1009,7 +1009,7 @@ extern int dmu_objset_blksize(objset_t *os);
extern int dmu_snapshot_list_next(objset_t *os, int namelen, char *name,
uint64_t *id, uint64_t *offp, boolean_t *case_conflict);
extern int dmu_snapshot_lookup(objset_t *os, const char *name, uint64_t *val);
extern int dmu_snapshot_realname(objset_t *os, char *name, char *real,
extern int dmu_snapshot_realname(objset_t *os, const char *name, char *real,
int maxlen, boolean_t *conflict);
extern int dmu_dir_list_next(objset_t *os, int namelen, char *name,
uint64_t *idp, uint64_t *offp);
include/sys/spa.h
+3 -3
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@@ -768,12 +768,12 @@ extern int spa_create(const char *pool, nvlist_t *nvroot, nvlist_t *props,
extern int spa_import(char *pool, nvlist_t *config, nvlist_t *props,
uint64_t flags);
extern nvlist_t *spa_tryimport(nvlist_t *tryconfig);
extern int spa_destroy(char *pool);
extern int spa_destroy(const char *pool);
extern int spa_checkpoint(const char *pool);
extern int spa_checkpoint_discard(const char *pool);
extern int spa_export(char *pool, nvlist_t **oldconfig, boolean_t force,
extern int spa_export(const char *pool, nvlist_t **oldconfig, boolean_t force,
boolean_t hardforce);
extern int spa_reset(char *pool);
extern int spa_reset(const char *pool);
extern void spa_async_request(spa_t *spa, int flag);
extern void spa_async_unrequest(spa_t *spa, int flag);
extern void spa_async_suspend(spa_t *spa);
include/sys/u8_textprep.h
+1 -1
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@@ -101,7 +101,7 @@ extern int uconv_u8tou32(const uchar_t *, size_t *, uint32_t *, size_t *, int);
#define U8_ILLEGAL_CHAR (-1)
#define U8_OUT_OF_RANGE_CHAR (-2)
extern int u8_validate(char *, size_t, char **, int, int *);
extern int u8_validate(const char *, size_t, char **, int, int *);
extern int u8_strcmp(const char *, const char *, size_t, int, size_t, int *);
extern size_t u8_textprep_str(char *, size_t *, char *, size_t *, int, size_t,
int *);
include/sys/zfs_znode.h
+7 -6
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@@ -262,19 +262,20 @@ extern boolean_t zfs_get_vfs_flag_unmounted(objset_t *os);
extern void zfs_znode_dmu_fini(znode_t *);
extern void zfs_log_create(zilog_t *zilog, dmu_tx_t *tx, uint64_t txtype,
znode_t *dzp, znode_t *zp, char *name, vsecattr_t *, zfs_fuid_info_t *,
vattr_t *vap);
znode_t *dzp, znode_t *zp, const char *name, vsecattr_t *,
zfs_fuid_info_t *, vattr_t *vap);
extern int zfs_log_create_txtype(zil_create_t, vsecattr_t *vsecp,
vattr_t *vap);
extern void zfs_log_remove(zilog_t *zilog, dmu_tx_t *tx, uint64_t txtype,
znode_t *dzp, char *name, uint64_t foid, boolean_t unlinked);
znode_t *dzp, const char *name, uint64_t foid, boolean_t unlinked);
#define ZFS_NO_OBJECT 0 /* no object id */
extern void zfs_log_link(zilog_t *zilog, dmu_tx_t *tx, uint64_t txtype,
znode_t *dzp, znode_t *zp, char *name);
znode_t *dzp, znode_t *zp, const char *name);
extern void zfs_log_symlink(zilog_t *zilog, dmu_tx_t *tx, uint64_t txtype,
znode_t *dzp, znode_t *zp, char *name, char *link);
znode_t *dzp, znode_t *zp, const char *name, const char *link);
extern void zfs_log_rename(zilog_t *zilog, dmu_tx_t *tx, uint64_t txtype,
znode_t *sdzp, char *sname, znode_t *tdzp, char *dname, znode_t *szp);
znode_t *sdzp, const char *sname, znode_t *tdzp, const char *dname,
znode_t *szp);
extern void zfs_log_write(zilog_t *zilog, dmu_tx_t *tx, int txtype,
znode_t *zp, offset_t off, ssize_t len, int ioflag,
zil_callback_t callback, void *callback_data);