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* [PATCH] virt: acrn: Use EPOLLIN instead of POLLIN
@ 2021-03-10  7:49 Yejune Deng
  2021-03-10  8:08 ` Shuo A Liu
  0 siblings, 1 reply; 2+ messages in thread
From: Yejune Deng @ 2021-03-10  7:49 UTC (permalink / raw)
  To: shuo.a.liu, yejune.deng, gregkh; +Cc: linux-kernel, kernel test robot

This fixes the following sparse warning:
"sparse warnings: (new ones prefixed by >>)"
>> drivers/virt/acrn/irqfd.c:163:13: sparse: sparse: restricted __poll_t
 degrades to integer

Fixes: 803c1aadecdb("virt: acrn: Use vfs_poll() instead of f_op->poll()")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Yejune Deng <yejune.deng@gmail.com>
---
 drivers/virt/acrn/irqfd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/virt/acrn/irqfd.c b/drivers/virt/acrn/irqfd.c
index 98d6e9b18f9e..df5184979b28 100644
--- a/drivers/virt/acrn/irqfd.c
+++ b/drivers/virt/acrn/irqfd.c
@@ -160,7 +160,7 @@ static int acrn_irqfd_assign(struct acrn_vm *vm, struct acrn_irqfd *args)
 	/* Check the pending event in this stage */
 	events = vfs_poll(f.file, &irqfd->pt);
 
-	if (events & POLLIN)
+	if (events & EPOLLIN)
 		acrn_irqfd_inject(irqfd);
 
 	fdput(f);
-- 
2.29.0


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] virt: acrn: Use EPOLLIN instead of POLLIN
  2021-03-10  7:49 [PATCH] virt: acrn: Use EPOLLIN instead of POLLIN Yejune Deng
@ 2021-03-10  8:08 ` Shuo A Liu
  0 siblings, 0 replies; 2+ messages in thread
From: Shuo A Liu @ 2021-03-10  8:08 UTC (permalink / raw)
  To: Yejune Deng; +Cc: gregkh, linux-kernel, kernel test robot

On Wed 10.Mar'21 at 15:49:01 +0800, Yejune Deng wrote:
>This fixes the following sparse warning:
>"sparse warnings: (new ones prefixed by >>)"
>>> drivers/virt/acrn/irqfd.c:163:13: sparse: sparse: restricted __poll_t
> degrades to integer
>
>Fixes: 803c1aadecdb("virt: acrn: Use vfs_poll() instead of f_op->poll()")
>Reported-by: kernel test robot <lkp@intel.com>
>Signed-off-by: Yejune Deng <yejune.deng@gmail.com>

Thanks for the patch.
Acked-by: Shuo Liu <shuo.a.liu@intel.com>

>---
> drivers/virt/acrn/irqfd.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/drivers/virt/acrn/irqfd.c b/drivers/virt/acrn/irqfd.c
>index 98d6e9b18f9e..df5184979b28 100644
>--- a/drivers/virt/acrn/irqfd.c
>+++ b/drivers/virt/acrn/irqfd.c
>@@ -160,7 +160,7 @@ static int acrn_irqfd_assign(struct acrn_vm *vm, struct acrn_irqfd *args)
> 	/* Check the pending event in this stage */
> 	events = vfs_poll(f.file, &irqfd->pt);
>
>-	if (events & POLLIN)
>+	if (events & EPOLLIN)
> 		acrn_irqfd_inject(irqfd);
>
> 	fdput(f);
>-- 
>2.29.0
>

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2021-03-10  8:09 UTC | newest]

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2021-03-10  7:49 [PATCH] virt: acrn: Use EPOLLIN instead of POLLIN Yejune Deng
2021-03-10  8:08 ` Shuo A Liu

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