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From: Sergio Lopez <slp@redhat.com>
To: qemu-devel@nongnu.org
Cc: ehabkost@redhat.com, Sergio Lopez <slp@redhat.com>,
	mst@redhat.com, lersek@redhat.com, kraxel@redhat.com,
	pbonzini@redhat.com, imammedo@redhat.com, sgarzare@redhat.com,
	philmd@redhat.com, rth@twiddle.net
Subject: [PATCH v8 11/15] hw/intc/apic: reject pic ints if isa_pic == NULL
Date: Thu, 10 Oct 2019 16:31:22 +0200	[thread overview]
Message-ID: <20191010143125.67246-13-slp@redhat.com> (raw)
In-Reply-To: <20191010143125.67246-1-slp@redhat.com>

In apic_accept_pic_intr(), reject PIC interruptions if a i8259 PIC has
not been instantiated (isa_pic == NULL).

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Sergio Lopez <slp@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
---
 hw/intc/apic.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/intc/apic.c b/hw/intc/apic.c
index bce89911dc..2a74f7b4bf 100644
--- a/hw/intc/apic.c
+++ b/hw/intc/apic.c
@@ -610,7 +610,7 @@ int apic_accept_pic_intr(DeviceState *dev)
 
     if ((s->apicbase & MSR_IA32_APICBASE_ENABLE) == 0 ||
         (lvt0 & APIC_LVT_MASKED) == 0)
-        return 1;
+        return isa_pic != NULL;
 
     return 0;
 }
-- 
2.21.0



  parent reply	other threads:[~2019-10-10 14:38 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-10 14:31 [PATCH v8 00/15] Introduce the microvm machine type Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 01/15] hw/virtio: Factorize virtio-mmio headers Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 02/15] hw/i386/pc: rename functions shared with non-PC machines Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 03/15] hw/i386/pc: fix code style issues on functions that will be moved out Sergio Lopez
2019-10-10 15:36   ` Philippe Mathieu-Daudé
2019-10-10 14:31 ` [PATCH v8 04/15] hw/i386/pc: replace use of strtol with qemu_strtol in x86_load_linux() Sergio Lopez
2019-10-10 15:47   ` Philippe Mathieu-Daudé
2019-10-11  7:26     ` Sergio Lopez
2019-10-11 15:07       ` Philippe Mathieu-Daudé
2019-10-11 15:16         ` Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 05/15] hw/i386/pc: avoid an assignment in if condition " Sergio Lopez
2019-10-10 15:39   ` Philippe Mathieu-Daudé
2019-10-10 14:31 ` [PATCH v8 06/15] hw/i386/pc: remove commented out code from x86_load_linux() Sergio Lopez
2019-10-10 15:49   ` Philippe Mathieu-Daudé
2019-10-10 14:31 ` Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 07/15] hw/i386/pc: move shared x86 functions to x86.c and export them Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 08/15] hw/i386: split PCMachineState deriving X86MachineState from it Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 09/15] hw/i386: make x86.c independent from PCMachineState Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 10/15] fw_cfg: add "modify" functions for all types Sergio Lopez
2019-10-10 14:31 ` Sergio Lopez [this message]
2019-10-10 14:31 ` [PATCH v8 12/15] roms: add microvm-bios (qboot) as binary and git submodule Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 13/15] docs/microvm.rst: document the new microvm machine type Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 14/15] hw/i386: Introduce the " Sergio Lopez
2019-10-10 14:31 ` [PATCH v8 15/15] MAINTAINERS: add microvm related files Sergio Lopez

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