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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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module/zfs/spa.c
+4 -4
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@@ -6225,7 +6225,7 @@ spa_tryimport(nvlist_t *tryconfig)
* we don't sync the labels or remove the configuration cache.
*/
static int
spa_export_common(char *pool, int new_state, nvlist_t **oldconfig,
spa_export_common(const char *pool, int new_state, nvlist_t **oldconfig,
boolean_t force, boolean_t hardforce)
{
spa_t *spa;
@@ -6369,7 +6369,7 @@ export_spa:
* Destroy a storage pool.
*/
int
spa_destroy(char *pool)
spa_destroy(const char *pool)
{
return (spa_export_common(pool, POOL_STATE_DESTROYED, NULL,
B_FALSE, B_FALSE));
@@ -6379,7 +6379,7 @@ spa_destroy(char *pool)
* Export a storage pool.
*/
int
spa_export(char *pool, nvlist_t **oldconfig, boolean_t force,
spa_export(const char *pool, nvlist_t **oldconfig, boolean_t force,
boolean_t hardforce)
{
return (spa_export_common(pool, POOL_STATE_EXPORTED, oldconfig,
@@ -6391,7 +6391,7 @@ spa_export(char *pool, nvlist_t **oldconfig, boolean_t force,
* from the namespace in any way.
*/
int
spa_reset(char *pool)
spa_reset(const char *pool)
{
return (spa_export_common(pool, POOL_STATE_UNINITIALIZED, NULL,
B_FALSE, B_FALSE));