diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2024-10-04 14:47:02 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2024-11-05 12:55:37 +0100 |
| commit | 26baa1f1c4bdc34b8d698c1900b407d863ad0e69 (patch) | |
| tree | 410e81cac79d2f31d7734efc4ac79c3a2003a1d8 /include/linux/entry-kvm.h | |
| parent | 0f0d1b8e5010bfe1feeb4d78d137e41946a5370d (diff) | |
sched: Add TIF_NEED_RESCHED_LAZY infrastructure
Add the basic infrastructure to split the TIF_NEED_RESCHED bit in two.
Either bit will cause a resched on return-to-user, but only
TIF_NEED_RESCHED will drive IRQ preemption.
No behavioural change intended.
Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Link: https://lkml.kernel.org/r/20241007075055.219540785@infradead.org
Diffstat (limited to 'include/linux/entry-kvm.h')
| -rw-r--r-- | include/linux/entry-kvm.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/entry-kvm.h b/include/linux/entry-kvm.h index 6813171afccb..16149f6625e4 100644 --- a/include/linux/entry-kvm.h +++ b/include/linux/entry-kvm.h @@ -17,8 +17,9 @@ #endif #define XFER_TO_GUEST_MODE_WORK \ - (_TIF_NEED_RESCHED | _TIF_SIGPENDING | _TIF_NOTIFY_SIGNAL | \ - _TIF_NOTIFY_RESUME | ARCH_XFER_TO_GUEST_MODE_WORK) + (_TIF_NEED_RESCHED | _TIF_NEED_RESCHED_LAZY | _TIF_SIGPENDING | \ + _TIF_NOTIFY_SIGNAL | _TIF_NOTIFY_RESUME | \ + ARCH_XFER_TO_GUEST_MODE_WORK) struct kvm_vcpu; |