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Add spa_config_path module option for alternate cache file.

This commit is contained in:
Brian Behlendorf 2009-10-06 12:17:38 -07:00
parent 833277bc0e
commit 5bc2e9e592
2 changed files with 5 additions and 2 deletions
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2
module/zfs/include/sys/spa_impl.h
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@ -181,7 +181,7 @@ struct spa {
refcount_t spa_refcount; /* number of opens */ refcount_t spa_refcount; /* number of opens */
}; };
extern const char *spa_config_path; extern char *spa_config_path;
#define BOOTFS_COMPRESS_VALID(compress) \ #define BOOTFS_COMPRESS_VALID(compress) \
((compress) == ZIO_COMPRESS_LZJB || \ ((compress) == ZIO_COMPRESS_LZJB || \

5
module/zfs/spa_config.c
View File

@ -62,7 +62,7 @@ static uint64_t spa_config_generation = 1;
* This can be overridden in userland to preserve an alternate namespace for * This can be overridden in userland to preserve an alternate namespace for
* userland pools when doing testing. * userland pools when doing testing.
*/ */
const char *spa_config_path = ZPOOL_CACHE; char *spa_config_path = ZPOOL_CACHE;
/* /*
* Called when the module is first loaded, this routine loads the configuration * Called when the module is first loaded, this routine loads the configuration
@ -450,4 +450,7 @@ EXPORT_SYMBOL(spa_all_configs);
EXPORT_SYMBOL(spa_config_set); EXPORT_SYMBOL(spa_config_set);
EXPORT_SYMBOL(spa_config_generate); EXPORT_SYMBOL(spa_config_generate);
EXPORT_SYMBOL(spa_config_update); EXPORT_SYMBOL(spa_config_update);
module_param(spa_config_path, charp, 0444);
MODULE_PARM_DESC(spa_config_path, "SPA config file (/etc/zfs/zpool.cache)");
#endif #endif