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infra: add constructor for mars_global

This commit is contained in:
Thomas Schoebel-Theuer 2019-08-13 12:14:14 +02:00 committed by Thomas Schoebel-Theuer
parent 21b4874e30
commit aed146691a
2 changed files with 31 additions and 0 deletions
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17
kernel/sy_old/strategy.h
View File

@ -119,6 +119,23 @@ struct mars_global {
bool main_trigger;
};
extern void _init_mars_global(struct mars_global *global);
#define init_mars_global(__global) \
do { \
_init_mars_global(__global); \
init_rwsem(&(__global)->dent_mutex); \
init_rwsem(&(__global)->brick_mutex); \
} while(0)
#define alloc_mars_global() \
({ \
struct mars_global *__global; \
\
__global = brick_mem_alloc(sizeof(struct mars_global)); \
init_mars_global(__global); \
__global; \
})
extern void bind_to_dent(struct mars_dent *dent, struct say_channel **ch);
typedef int (*mars_dent_checker_fn)(struct mars_dent *parent, const char *name, int namlen, unsigned int d_type, int *prefix, int *serial, bool *use_channel);

14
kernel/sy_old/sy_generic.c
View File

@ -1081,6 +1081,20 @@ EXPORT_SYMBOL_GPL(bind_to_dent);
struct mars_global *mars_global = NULL;
EXPORT_SYMBOL_GPL(mars_global);
void _init_mars_global(struct mars_global *global)
{
int i;
memset(global, 0, sizeof(struct mars_global));
INIT_LIST_HEAD(&global->dent_anchor);
INIT_LIST_HEAD(&global->dent_quick_anchor);
INIT_LIST_HEAD(&global->brick_anchor);
global->global_power.button = true;
init_waitqueue_head(&global->main_event);
for (i = 0; i < MARS_GLOBAL_HASH; i++)
INIT_LIST_HEAD(&global->dent_hash_anchor[i]);
}
static
void __mars_trigger(int mode)
{