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Differential D24751 Diff 71519 sys/compat/linuxkpi/common/include/linux/timer.h

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sys/compat/linuxkpi/common/include/linux/timer.h

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#ifndef _LINUX_TIMER_H_ #ifndef _LINUX_TIMER_H_
#define _LINUX_TIMER_H_ #define _LINUX_TIMER_H_
#include <linux/types.h> #include <linux/types.h>
#include <sys/param.h> #include <sys/param.h>
#include <sys/kernel.h> #include <sys/kernel.h>
#include <sys/callout.h> #include <sys/callout.h>
#include <sys/lock.h>
#include <sys/mutex.h>
struct timer_list { struct timer_list {
struct callout callout; struct callout callout;
struct mtx mtx;
union { union {
void (*function) (unsigned long); /* < v4.15 */ void (*function) (unsigned long); /* < v4.15 */
void (*function_415) (struct timer_list *); void (*function_415) (struct timer_list *);
}; };
unsigned long data; unsigned long data;
int expires; int expires;
}; };
extern unsigned long linux_timer_hz_mask; extern unsigned long linux_timer_hz_mask;
#define TIMER_IRQSAFE 0x0001 #define TIMER_IRQSAFE 0x0001
#define from_timer(var, arg, field) \ #define from_timer(var, arg, field) \
container_of(arg, typeof(*(var)), field) container_of(arg, typeof(*(var)), field)
/*
* Avoid witness enrollment with MTX_NOWITNESS flag to not leak this
* data on free() as Linux timers do not have destructors.
*/
#define timer_setup(timer, func, flags) do { \ #define timer_setup(timer, func, flags) do { \
CTASSERT(((flags) & ~TIMER_IRQSAFE) == 0); \ CTASSERT(((flags) & ~TIMER_IRQSAFE) == 0); \
(timer)->function_415 = (func); \ (timer)->function_415 = (func); \
(timer)->data = (unsigned long)(timer); \ (timer)->data = (unsigned long)(timer); \
mtx_init(&(timer)->mtx, "lnxtimer", NULL, \
MTX_DEF | MTX_NEW | MTX_NOWITNESS); \
callout_init(&(timer)->callout, 1); \ callout_init(&(timer)->callout, 1); \
} while (0) } while (0)
#define setup_timer(timer, func, dat) do { \ #define setup_timer(timer, func, dat) do { \
(timer)->function = (func); \ (timer)->function = (func); \
(timer)->data = (dat); \ (timer)->data = (dat); \
mtx_init(&(timer)->mtx, "lnxtimer", NULL, \
MTX_DEF | MTX_NEW | MTX_NOWITNESS); \
callout_init(&(timer)->callout, 1); \ callout_init(&(timer)->callout, 1); \
} while (0) } while (0)
#define __setup_timer(timer, func, dat, flags) do { \ #define __setup_timer(timer, func, dat, flags) do { \
CTASSERT(((flags) & ~TIMER_IRQSAFE) == 0); \ CTASSERT(((flags) & ~TIMER_IRQSAFE) == 0); \
setup_timer(timer, func, dat); \ setup_timer(timer, func, dat); \
} while (0) } while (0)
#define init_timer(timer) do { \ #define init_timer(timer) do { \
(timer)->function = NULL; \ (timer)->function = NULL; \
(timer)->data = 0; \ (timer)->data = 0; \
mtx_init(&(timer)->mtx, "lnxtimer", NULL, \
MTX_DEF | MTX_NEW | MTX_NOWITNESS); \
callout_init(&(timer)->callout, 1); \ callout_init(&(timer)->callout, 1); \
} while (0) } while (0)
extern void mod_timer(struct timer_list *, int); extern void mod_timer(struct timer_list *, int);
extern void add_timer(struct timer_list *); extern void add_timer(struct timer_list *);
extern void add_timer_on(struct timer_list *, int cpu); extern void add_timer_on(struct timer_list *, int cpu);
extern int del_timer(struct timer_list *); extern int del_timer(struct timer_list *);
extern int del_timer_sync(struct timer_list *);
#define del_timer_sync(timer) (void)callout_drain(&(timer)->callout)
#define timer_pending(timer) callout_pending(&(timer)->callout) #define timer_pending(timer) callout_pending(&(timer)->callout)
#define round_jiffies(j) \ #define round_jiffies(j) \
((int)(((j) + linux_timer_hz_mask) & ~linux_timer_hz_mask)) ((int)(((j) + linux_timer_hz_mask) & ~linux_timer_hz_mask))
#define round_jiffies_relative(j) round_jiffies(j) #define round_jiffies_relative(j) round_jiffies(j)
#define round_jiffies_up(j) round_jiffies(j) #define round_jiffies_up(j) round_jiffies(j)
#define round_jiffies_up_relative(j) round_jiffies_up(j) #define round_jiffies_up_relative(j) round_jiffies_up(j)
#endif /* _LINUX_TIMER_H_ */ #endif /* _LINUX_TIMER_H_ */