Commit dcf9625f authored by Yejune Deng's avatar Yejune Deng Committed by Greg Kroah-Hartman
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virt: acrn: Use vfs_poll() instead of f_op->poll() 



Use a more advanced function vfs_poll() in acrn_irqfd_assign().
At the same time, modify the definition of events.

Signed-off-by: default avatarYejune Deng <yejune.deng@gmail.com>
Signed-off-by: default avatarShuo Liu <shuo.a.liu@intel.com>
Link: https://lore.kernel.org/r/20210221133306.33530-1-shuo.a.liu@intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e54b7888

drivers/virt/acrn/irqfd.c

+2 −2
Original line number Diff line number Diff line
@@ -112,7 +112,7 @@ static int acrn_irqfd_assign(struct acrn_vm *vm, struct acrn_irqfd *args) 
{

	struct eventfd_ctx *eventfd = NULL;

	struct hsm_irqfd *irqfd, *tmp;

	unsigned int events;

	__poll_t events;

	struct fd f;

	int ret = 0;
@@ -158,7 +158,7 @@ static int acrn_irqfd_assign(struct acrn_vm *vm, struct acrn_irqfd *args) 
	mutex_unlock(&vm->irqfds_lock);



	/* Check the pending event in this stage */

	events = f.file->f_op->poll(f.file, &irqfd->pt);

	events = vfs_poll(f.file, &irqfd->pt);



	if (events & POLLIN)

		acrn_irqfd_inject(irqfd);