write_seqlock

Name:Lock out other writers and update the count.* Acts like a normal spin_lock/unlock.* Don't need preempt_disable() because that is in the spin_lock already.

Proto:static inline void write_seqlock(seqlock_t *sl)

Type:void

Parameter:

Type	Parameter	Name
seqlock_t *	sl

448

spin_lock( & lock)

449

write_seqcount_begin( & seqcount)

**Caller**
Name	Describe
__exit_signal	This function expects the tasklist_lock write-locked.
wait_task_zombie	Handle sys_wait4 work for one task in state EXIT_ZOMBIE. We hold* read_lock(&tasklist_lock) on entry. If we return zero, we still hold* the lock and this task is uninteresting. If we return nonzero, we have
xtime_update	xtime_update() - advances the timekeeping infrastructure@ticks: number of ticks, that have elapsed since the last call. Must be called with interrupts disabled.
tick_periodic	Periodic tick
d_set_mounted	Called by mount code to set a mountpoint and check if the mountpoint is* reachable (e.g. NFS can unhash a directory dentry and then the complete* subtree can become unreachable).* Only one of d_invalidate() and d_set_mounted() must succeed. For
d_move	move a dentry
d_exchange	d_exchange - exchange two dentries@dentry1: first dentry@dentry2: second dentry
d_splice_alias	splice a disconnected dentry into the tree if one exists

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