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Commit e9545b9f authored by Oleg Nesterov's avatar Oleg Nesterov Committed by Paolo Bonzini
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KVM: async_pf: change async_pf_execute() to use get_user_pages(tsk => NULL) 



async_pf_execute() passes tsk == current to gup(), this is doesn't
hurt but unnecessary and misleading. "tsk" is only used to account
the number of faults and current is the random workqueue thread.

Signed-off-by: default avatarOleg Nesterov <oleg@redhat.com>
Suggested-by: default avatarAndrea Arcangeli <aarcange@redhat.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent d72d946d

virt/kvm/async_pf.c

+1 −1
Original line number Diff line number Diff line
@@ -81,7 +81,7 @@ static void async_pf_execute(struct work_struct *work) 
	might_sleep();



	down_read(&mm->mmap_sem);

	get_user_pages(current, mm, addr, 1, 1, 0, NULL, NULL);

	get_user_pages(NULL, mm, addr, 1, 1, 0, NULL, NULL);

	up_read(&mm->mmap_sem);

	kvm_async_page_present_sync(vcpu, apf);