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linuxkpi: Add seqcount_ww_mutex_t in <linux/seqlock.h>

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It is defined as a synonymous to `seqcount_mutex_t`.

Reviewed by:	manu
Approved by:	manu
Differential Revision:	https://reviews.freebsd.org/D38152
This commit is contained in:
Jean-Sébastien Pédron 2023-01-20 18:20:01 +01:00
parent d9f1cb6774
commit b34cd67243
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1 changed files with 4 additions and 0 deletions
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4
sys/compat/linuxkpi/common/include/linux/seqlock.h
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@ -53,6 +53,7 @@ struct seqcount_mutex {
seqc_t seqc;
};
typedef struct seqcount_mutex seqcount_mutex_t;
typedef struct seqcount_mutex seqcount_ww_mutex_t;
static inline void
__seqcount_init(struct seqcount *seqcount, const char *name __unused,
@ -68,6 +69,9 @@ seqcount_mutex_init(struct seqcount_mutex *seqcount, void *mutex __unused)
seqcount->seqc = 0;
}
#define seqcount_ww_mutex_init(seqcount, ww_mutex) \
seqcount_mutex_init((seqcount), (ww_mutex))
#define write_seqcount_begin(s) \
_Generic(*(s), \
struct seqcount: seqc_sleepable_write_begin, \