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* [PATCH] parisc: fix unwind
@ 2009-10-25 21:42 Helge Deller
  2009-10-28 15:37 ` Kyle McMartin
  0 siblings, 1 reply; 3+ messages in thread
From: Helge Deller @ 2009-10-25 21:42 UTC (permalink / raw)
  To: linux-parisc, Kyle McMartin, Randolph Chung

kernel unwinding is broken with gcc >= 4.x. Part of the problem is, that
binutils seems sensible where the unwind information is stored.

Signed-off-by: Helge Deller <deller@gmx.de>

diff --git a/arch/parisc/kernel/unwind.c b/arch/parisc/kernel/unwind.c
index 69dad5a..6c631bf 100644
--- a/arch/parisc/kernel/unwind.c
+++ b/arch/parisc/kernel/unwind.c
@@ -28,7 +28,7 @@
 #define dbg(x...)
 #endif
 
-#define KERNEL_START (KERNEL_BINARY_TEXT_START - 0x1000)
+#define KERNEL_START (KERNEL_BINARY_TEXT_START)
 
 extern struct unwind_table_entry __start___unwind[];
 extern struct unwind_table_entry __stop___unwind[];
diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S
index fda4baa..9dab4a4 100644
--- a/arch/parisc/kernel/vmlinux.lds.S
+++ b/arch/parisc/kernel/vmlinux.lds.S
@@ -78,9 +78,6 @@ SECTIONS
 	 */
 	. = ALIGN(PAGE_SIZE);
 	data_start = .;
-	EXCEPTION_TABLE(16)

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] parisc: fix unwind
  2009-10-25 21:42 [PATCH] parisc: fix unwind Helge Deller
@ 2009-10-28 15:37 ` Kyle McMartin
  2009-10-28 16:28   ` Kyle McMartin
  0 siblings, 1 reply; 3+ messages in thread
From: Kyle McMartin @ 2009-10-28 15:37 UTC (permalink / raw)
  To: Helge Deller; +Cc: linux-parisc, Kyle McMartin, Randolph Chung

On Sun, Oct 25, 2009 at 10:42:48PM +0100, Helge Deller wrote:
> kernel unwinding is broken with gcc >= 4.x. Part of the problem is, that
> binutils seems sensible where the unwind information is stored.
> 
> Signed-off-by: Helge Deller <deller@gmx.de>
> 

This looks good to me, I checked the resulting vmlinux and things seem
sensible...

I'll apply it to my next branch when I get home tonight.

r, Kyle

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] parisc: fix unwind
  2009-10-28 15:37 ` Kyle McMartin
@ 2009-10-28 16:28   ` Kyle McMartin
  0 siblings, 0 replies; 3+ messages in thread
From: Kyle McMartin @ 2009-10-28 16:28 UTC (permalink / raw)
  To: Kyle McMartin; +Cc: Helge Deller, linux-parisc, Randolph Chung

On Wed, Oct 28, 2009 at 11:37:25AM -0400, Kyle McMartin wrote:
> On Sun, Oct 25, 2009 at 10:42:48PM +0100, Helge Deller wrote:
> > kernel unwinding is broken with gcc >= 4.x. Part of the problem is, that
> > binutils seems sensible where the unwind information is stored.
> > 
> > Signed-off-by: Helge Deller <deller@gmx.de>
> > 
> 
> This looks good to me, I checked the resulting vmlinux and things seem
> sensible...
> 
> I'll apply it to my next branch when I get home tonight.
> 

I meant fixes.

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2009-10-28 16:28 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2009-10-25 21:42 [PATCH] parisc: fix unwind Helge Deller
2009-10-28 15:37 ` Kyle McMartin
2009-10-28 16:28   ` Kyle McMartin

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