D35021.id105266.diff
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	Index: sys/compat/linuxkpi/common/include/linux/seqlock.h
	===================================================================
	--- sys/compat/linuxkpi/common/include/linux/seqlock.h
	+++ sys/compat/linuxkpi/common/include/linux/seqlock.h
	@@ -30,6 +30,7 @@
	#define _LINUXKPI_LINUX_SEQLOCK_H__

	#include <sys/param.h>
	+#include <sys/systm.h>
	#include <sys/lock.h>
	#include <sys/mutex.h>
	#include <sys/seqc.h>
	@@ -100,29 +101,45 @@
	}

	static inline void
	-write_seqlock(struct seqlock *seqlock)
	+_write_seqlock(struct seqlock *seqlock, const bool irqsave)
	{
	mtx_lock(&seqlock->seql_lock);
	+ if (irqsave)
	+ critical_enter();
	write_seqcount_begin(&seqlock->seql_count);
	}

	static inline void
	-write_sequnlock(struct seqlock *seqlock)
	+write_seqlock(struct seqlock *seqlock)
	+{
	+ _write_seqlock(seqlock, false);
	+}
	+
	+static inline void
	+_write_sequnlock(struct seqlock *seqlock, const bool irqsave)
	{
	write_seqcount_end(&seqlock->seql_count);
	+ if (irqsave)
	+ critical_exit();
	mtx_unlock(&seqlock->seql_lock);
	}

	+static inline void
	+write_sequnlock(struct seqlock *seqlock)
	+{
	+ _write_sequnlock(seqlock, false);
	+}
	+
	#define write_seqlock_irqsave(seqlock, flags) do { \
	(flags) = 0; \
	- write_seqlock(seqlock); \
	+ _write_seqlock(seqlock, true); \
	} while (0)

	static inline void
	write_sequnlock_irqrestore(struct seqlock *seqlock,
	unsigned long flags __unused)
	{
	- write_sequnlock(seqlock);
	+ _write_sequnlock(seqlock, true);
	}

	static inline unsigned