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net: remove __napi_complete() 

All __napi_complete() callers have been converted to
use the more standard napi_complete_done(),
we can now remove this NAPI method for good.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2017-02-04 15:25:02 -08:00 committed by David S. Miller
parent 32e19300a4
commit 02c1602ee7
2 changed files with 3 additions and 22 deletions
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1
include/linux/netdevice.h
View File

@ -463,7 +463,6 @@ static inline bool napi_reschedule(struct napi_struct *napi)
return false;
}
bool __napi_complete(struct napi_struct *n);
bool napi_complete_done(struct napi_struct *n, int work_done);
/**
* napi_complete - NAPI processing complete

24
net/core/dev.c
View File

@ -4883,23 +4883,6 @@ void __napi_schedule_irqoff(struct napi_struct *n)
}
EXPORT_SYMBOL(__napi_schedule_irqoff);
bool __napi_complete(struct napi_struct *n)
{
BUG_ON(!test_bit(NAPI_STATE_SCHED, &n->state));
/* Some drivers call us directly, instead of calling
* napi_complete_done().
*/
if (unlikely(test_bit(NAPI_STATE_IN_BUSY_POLL, &n->state)))
return false;
list_del_init(&n->poll_list);
smp_mb__before_atomic();
clear_bit(NAPI_STATE_SCHED, &n->state);
return true;
}
EXPORT_SYMBOL(__napi_complete);
bool napi_complete_done(struct napi_struct *n, int work_done)
{
unsigned long flags;
@ -4926,14 +4909,13 @@ bool napi_complete_done(struct napi_struct *n, int work_done)
else
napi_gro_flush(n, false);
}
if (likely(list_empty(&n->poll_list))) {
WARN_ON_ONCE(!test_and_clear_bit(NAPI_STATE_SCHED, &n->state));
} else {
if (unlikely(!list_empty(&n->poll_list))) {
/* If n->poll_list is not empty, we need to mask irqs */
local_irq_save(flags);
__napi_complete(n);
list_del_init(&n->poll_list);
local_irq_restore(flags);
}
WARN_ON_ONCE(!test_and_clear_bit(NAPI_STATE_SCHED, &n->state));
return true;
}
EXPORT_SYMBOL(napi_complete_done);