* [PATCH 0/2] xen: arm: improve xen arm support
@ 2013-11-04 8:01 Bamvor Jian Zhang
2013-11-04 8:01 ` [PATCH 1/2] xen: arm: enable 32bit kernel stack trace Bamvor Jian Zhang
2013-11-04 8:01 ` [PATCH 2/2] xen: arm: add default kernel_start in xenctx Bamvor Jian Zhang
0 siblings, 2 replies; 6+ messages in thread
From: Bamvor Jian Zhang @ 2013-11-04 8:01 UTC (permalink / raw)
To: xen-devel; +Cc: tim, stefano.stabellini, ian.campbell, Bamvor Jian Zhang
the original discuss is here:
http://lists.xen.org/archives/html/xen-devel/2013-11/msg00011.html
Bamvor Jian Zhang (2):
xen: arm: enable 32bit kernel stack trace
xen: arm: add default kernel_start in xenctx
tools/xentrace/xenctx.c | 6 ++++--
xen/arch/arm/traps.c | 22 +++++++++++++++-------
2 files changed, 19 insertions(+), 9 deletions(-)
--
1.8.1.4
^ permalink raw reply [flat|nested] 6+ messages in thread
* [PATCH 1/2] xen: arm: enable 32bit kernel stack trace
2013-11-04 8:01 [PATCH 0/2] xen: arm: improve xen arm support Bamvor Jian Zhang
@ 2013-11-04 8:01 ` Bamvor Jian Zhang
2013-11-04 17:50 ` Ian Campbell
2013-11-04 8:01 ` [PATCH 2/2] xen: arm: add default kernel_start in xenctx Bamvor Jian Zhang
1 sibling, 1 reply; 6+ messages in thread
From: Bamvor Jian Zhang @ 2013-11-04 8:01 UTC (permalink / raw)
To: xen-devel; +Cc: tim, stefano.stabellini, ian.campbell, Bamvor Jian Zhang
Signed-off-by: Bamvor Jian Zhang <bjzhang@suse.com>
---
xen/arch/arm/traps.c | 22 +++++++++++++++-------
1 file changed, 15 insertions(+), 7 deletions(-)
diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c
index 4c0fc32..70623ee 100644
--- a/xen/arch/arm/traps.c
+++ b/xen/arch/arm/traps.c
@@ -628,13 +628,21 @@ static void show_guest_stack(struct vcpu *v, struct cpu_user_regs *regs)
printk("No stack trace for guest user-mode\n");
return;
- case PSR_MODE_FIQ:
- case PSR_MODE_IRQ:
- case PSR_MODE_SVC:
- case PSR_MODE_ABT:
- case PSR_MODE_UND:
- printk("No stack trace for 32-bit guest kernel-mode\n");
- 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:
+ sp = regs->sp_und;
+ break;
#ifdef CONFIG_ARM_64
case PSR_MODE_EL1t:
--
1.8.1.4
^ permalink raw reply related [flat|nested] 6+ messages in thread* Re: [PATCH 1/2] xen: arm: enable 32bit kernel stack trace
2013-11-04 8:01 ` [PATCH 1/2] xen: arm: enable 32bit kernel stack trace Bamvor Jian Zhang
@ 2013-11-04 17:50 ` Ian Campbell
2013-11-05 2:21 ` Bamvor Jian Zhang
0 siblings, 1 reply; 6+ messages in thread
From: Ian Campbell @ 2013-11-04 17:50 UTC (permalink / raw)
To: Bamvor Jian Zhang; +Cc: tim, stefano.stabellini, xen-devel
On Mon, 2013-11-04 at 16:01 +0800, Bamvor Jian Zhang wrote:
> Signed-off-by: Bamvor Jian Zhang <bjzhang@suse.com>
You added a trailing space to every line here. I stripped that and
applied, thanks.
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH 1/2] xen: arm: enable 32bit kernel stack trace
2013-11-04 17:50 ` Ian Campbell
@ 2013-11-05 2:21 ` Bamvor Jian Zhang
0 siblings, 0 replies; 6+ messages in thread
From: Bamvor Jian Zhang @ 2013-11-05 2:21 UTC (permalink / raw)
To: Ian Campbell; +Cc: tim, stefano.stabellini, xen-devel
>>>Ian Campbell <Ian.Campbell@citrix.com> wrote:
> On Mon, 2013-11-04 at 16:01 +0800, Bamvor Jian Zhang wrote:
> > Signed-off-by: Bamvor Jian Zhang <bjzhang@suse.com>
>
> You added a trailing space to every line here. I stripped that and
> applied, thanks.
sorry. i add this checker into my vimrc. it will never happen again.
>
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xen.org
> http://lists.xen.org/xen-devel
>
>
^ permalink raw reply [flat|nested] 6+ messages in thread
* [PATCH 2/2] xen: arm: add default kernel_start in xenctx
2013-11-04 8:01 [PATCH 0/2] xen: arm: improve xen arm support Bamvor Jian Zhang
2013-11-04 8:01 ` [PATCH 1/2] xen: arm: enable 32bit kernel stack trace Bamvor Jian Zhang
@ 2013-11-04 8:01 ` Bamvor Jian Zhang
2013-11-04 17:50 ` Ian Campbell
1 sibling, 1 reply; 6+ messages in thread
From: Bamvor Jian Zhang @ 2013-11-04 8:01 UTC (permalink / raw)
To: xen-devel; +Cc: tim, stefano.stabellini, ian.campbell, Bamvor Jian Zhang
Signed-off-by: Bamvor Jian Zhang <bjzhang@suse.com>
---
tools/xentrace/xenctx.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/tools/xentrace/xenctx.c b/tools/xentrace/xenctx.c
index c4b7912..57e3277 100644
--- a/tools/xentrace/xenctx.c
+++ b/tools/xentrace/xenctx.c
@@ -69,10 +69,12 @@ struct symbol {
guest_word_t kernel_stext, kernel_etext, kernel_sinittext, kernel_einittext, kernel_hypercallpage;
-#if defined (__i386__)
+#if defined (__i386__) || defined (__arm__)
unsigned long long kernel_start = 0xc0000000;
-#else
+#elif defined (__x86_64__)
unsigned long long kernel_start = 0xffffffff80000000UL;
+#elif defined (__aarch64__)
+unsigned long long kernel_start = 0xffffff8000000000UL;
#endif
static int is_kernel_text(guest_word_t addr)
--
1.8.1.4
^ permalink raw reply related [flat|nested] 6+ messages in thread
end of thread, other threads:[~2013-11-05 2:21 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
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2013-11-04 8:01 [PATCH 0/2] xen: arm: improve xen arm support Bamvor Jian Zhang
2013-11-04 8:01 ` [PATCH 1/2] xen: arm: enable 32bit kernel stack trace Bamvor Jian Zhang
2013-11-04 17:50 ` Ian Campbell
2013-11-05 2:21 ` Bamvor Jian Zhang
2013-11-04 8:01 ` [PATCH 2/2] xen: arm: add default kernel_start in xenctx Bamvor Jian Zhang
2013-11-04 17:50 ` Ian Campbell
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