* [PATCH] xen/arm: Implement 32-bit dump stack
@ 2013-10-23 16:15 Julien Grall
0 siblings, 0 replies; only message in thread
From: Julien Grall @ 2013-10-23 16:15 UTC (permalink / raw)
To: xen-devel; +Cc: stefano.stabellini, tim, ian.campbell, Julien Grall, patches
Signed-off-by: Julien Grall <julien.grall@linaro.org>
---
xen/arch/arm/traps.c | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c
index 4c0fc32..287dd7b 100644
--- a/xen/arch/arm/traps.c
+++ b/xen/arch/arm/traps.c
@@ -629,12 +629,20 @@ static void show_guest_stack(struct vcpu *v, struct cpu_user_regs *regs)
return;
case PSR_MODE_FIQ:
+ sp = regs->sp_fiq;
+ break;
case PSR_MODE_IRQ:
+ sp = regs->sp_irq;
+ break;
case PSR_MODE_SVC:
+ sp = regs->sp_svc;
+ break;
case PSR_MODE_ABT:
+ sp = regs->sp_abt;
+ break;
case PSR_MODE_UND:
- printk("No stack trace for 32-bit guest kernel-mode\n");
- return;
+ sp = regs->sp_und;
+ break;
#ifdef CONFIG_ARM_64
case PSR_MODE_EL1t:
--
1.8.3.1
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2013-10-23 16:15 [PATCH] xen/arm: Implement 32-bit dump stack Julien Grall
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