[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-stable] [PATCH 008/113] spapr: set vsmt to MAX(8, smp_threads)
From: |
Michael Roth |
Subject: |
[Qemu-stable] [PATCH 008/113] spapr: set vsmt to MAX(8, smp_threads) |
Date: |
Mon, 18 Jun 2018 20:41:34 -0500 |
From: Laurent Vivier <address@hidden>
We ignore silently the value of smp_threads when we set
the default VSMT value, and if smp_threads is greater than VSMT
kernel is going into trouble later.
Fixes: 8904e5a750
("spapr: Adjust default VSMT value for better migration compatibility")
Signed-off-by: Laurent Vivier <address@hidden>
Reviewed-by: Greg Kurz <address@hidden>
Signed-off-by: David Gibson <address@hidden>
(cherry picked from commit 4ad64cbd0c3f9df15be5f7d1c920285551e802ca)
Signed-off-by: Greg Kurz <address@hidden>
---
hw/ppc/spapr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 0c6547faef..6f78c1cf7a 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -2289,7 +2289,7 @@ static void spapr_set_vsmt_mode(sPAPRMachineState *spapr,
Error **errp)
* the value that we'd get with KVM on POWER8, the
* overwhelmingly common case in production systems.
*/
- spapr->vsmt = 8;
+ spapr->vsmt = MAX(8, smp_threads);
}
/* KVM: If necessary, set the SMT mode: */
--
2.11.0
- [Qemu-stable] [PATCH 007/113] spapr: Adjust default VSMT value for better migration compatibility, (continued)
- [Qemu-stable] [PATCH 007/113] spapr: Adjust default VSMT value for better migration compatibility, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 081/113] s390x/virtio: Convert virtio-ccw from *_exit to *_unrealize, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 083/113] s390x/ccw: make sure all ccw devices are properly reset, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 084/113] console: Avoid segfault in screendump, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 082/113] virtio-ccw: common reset handler, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 085/113] hw/intc/arm_gicv3: Fix APxR<n> register dispatching, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 088/113] intel-iommu: send PSI always even if across PDEs, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 086/113] intel-iommu: Redefine macros to enable supporting 48 bit address width, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 087/113] intel-iommu: Extend address width to 48 bits, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 089/113] intel-iommu: remove IntelIOMMUNotifierNode, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 008/113] spapr: set vsmt to MAX(8, smp_threads),
Michael Roth <=
- [Qemu-stable] [PATCH 090/113] intel-iommu: add iommu lock, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 093/113] intel-iommu: pass in address space when page walk, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 091/113] intel-iommu: only do page walk for MAP notifiers, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 092/113] intel-iommu: introduce vtd_page_walk_info, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 094/113] intel-iommu: trace domain id during page walk, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 095/113] util: implement simple iova tree, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 097/113] arm_gicv3_kvm: increase clroffset accordingly, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 098/113] Fix libusb-1.0.22 deprecated libusb_set_debug with libusb_set_option, Michael Roth, 2018/06/18
- [Qemu-stable] [PATCH 096/113] intel-iommu: rework the page walk logic, Michael Roth, 2018/06/18
- Re: [Qemu-stable] [Qemu-devel] [PATCH 00/113] Patch Round-up for stable 2.11.2, freeze on 2018-06-22, Cornelia Huck, 2018/06/19