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configure/module_mutex: adapt to kernel 5.12

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The module_mutex is internal to the module loader since kernel
commit 922f2a7c.

Signed-off-by: Gal Hammer <gal.hammer@huawei.com>
Signed-off-by: Shai Fultheim <shai.fultheim@huawei.com>
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
This commit is contained in:
Gal Hammer
2022-01-30 10:58:27 +02:00
committed by Robert Baldyga
parent b263dec467
commit fea5e72d8c
2 changed files with 37 additions and 1 deletions
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6
modules/cas_cache/main.c
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@@ -46,7 +46,7 @@ MODULE_PARM_DESC(seq_cut_off_mb,
ocf_ctx_t cas_ctx;
struct casdsk_functions_mapper casdisk_functions;
#ifdef SYMBOL_LOOKUP_SUPPORTED
#if defined(SYMBOL_LOOKUP_SUPPORTED) && defined(MODULE_MUTEX_SUPPORTED)
struct exported_symbol {
char *name;
@@ -83,7 +83,9 @@ int static cas_find_symbol(void *data, const char *namebuf,
int static cas_casdisk_lookup_funtions(void)
{
#ifdef MODULE_MUTEX_SUPPORTED
mutex_lock(&module_mutex);
#endif
cas_lookup_symbol(casdsk_disk_detach);
cas_lookup_symbol(casdsk_exp_obj_destroy);
cas_lookup_symbol(casdsk_exp_obj_create);
@@ -105,7 +107,9 @@ int static cas_casdisk_lookup_funtions(void)
cas_lookup_symbol(casdsk_disk_open);
cas_lookup_symbol(casdsk_disk_clear_pt);
cas_lookup_symbol(casdsk_exp_obj_get_gendisk);
#ifdef MODULE_MUTEX_SUPPORTED
mutex_unlock(&module_mutex);
#endif
return 0;
}