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net: hns3: replace disable_irq by IRQ_NOAUTOEN flag 

disable_irq() after request_irq() is still risk as there is a chance irq
can come after request_irq() and before disable_irq().
this should be done by IRQ_NOAUTOEN flag.

Signed-off-by: Barry Song <song.bao.hua@hisilicon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Barry Song 2020-06-18 13:02:10 +12:00 committed by David S. Miller
parent 4d2cad3212
commit e99a308da3
1 changed files with 2 additions and 2 deletions
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4
drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
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@ -8,6 +8,7 @@
#include <linux/cpu_rmap.h>
#endif
#include <linux/if_vlan.h>
#include <linux/irq.h>
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/module.h>
@ -154,6 +155,7 @@ static int hns3_nic_init_irq(struct hns3_nic_priv *priv)
tqp_vectors->name[HNAE3_INT_NAME_LEN - 1] = '\0';
irq_set_status_flags(tqp_vectors->vector_irq, IRQ_NOAUTOEN);
ret = request_irq(tqp_vectors->vector_irq, hns3_irq_handle, 0,
tqp_vectors->name, tqp_vectors);
if (ret) {
@ -163,8 +165,6 @@ static int hns3_nic_init_irq(struct hns3_nic_priv *priv)
return ret;
}
disable_irq(tqp_vectors->vector_irq);
irq_set_affinity_hint(tqp_vectors->vector_irq,
&tqp_vectors->affinity_mask);