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* [PATCH] x86/msr: Fix XEN_MSR_PAT to build with older binutils
@ 2020-04-29 21:39 Andrew Cooper
  2020-04-30  6:50 ` Jan Beulich
  0 siblings, 1 reply; 2+ messages in thread
From: Andrew Cooper @ 2020-04-29 21:39 UTC (permalink / raw)
  To: Xen-devel; +Cc: Andrew Cooper, Wei Liu, Jan Beulich, Roger Pau Monné

Older binutils complains with:
  trampoline.S:95: Error: junk `ul&0xffffffff' after expression

Use an assembly-safe constant.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
---
CC: Jan Beulich <JBeulich@suse.com>
CC: Wei Liu <wl@xen.org>
CC: Roger Pau Monné <roger.pau@citrix.com>
---
 xen/include/asm-x86/processor.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/include/asm-x86/processor.h b/xen/include/asm-x86/processor.h
index ea6e5497f4..8f6f5a97dd 100644
--- a/xen/include/asm-x86/processor.h
+++ b/xen/include/asm-x86/processor.h
@@ -99,7 +99,7 @@
  * Host IA32_CR_PAT value to cover all memory types.  This is not the default
  * MSR_PAT value, and is an ABI with PV guests.
  */
-#define XEN_MSR_PAT 0x050100070406ul
+#define XEN_MSR_PAT _AC(0x050100070406, ULL)
 
 #ifndef __ASSEMBLY__
 
-- 
2.11.0



^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] x86/msr: Fix XEN_MSR_PAT to build with older binutils
  2020-04-29 21:39 [PATCH] x86/msr: Fix XEN_MSR_PAT to build with older binutils Andrew Cooper
@ 2020-04-30  6:50 ` Jan Beulich
  0 siblings, 0 replies; 2+ messages in thread
From: Jan Beulich @ 2020-04-30  6:50 UTC (permalink / raw)
  To: Andrew Cooper, Xen-devel; +Cc: Wei Liu, Roger Pau Monné

On 29.04.2020 23:39, Andrew Cooper wrote:
> Older binutils complains with:
>   trampoline.S:95: Error: junk `ul&0xffffffff' after expression
> 
> Use an assembly-safe constant.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>

Acked-by: Jan Beulich <jbeulich@suse.com>



^ permalink raw reply	[flat|nested] 2+ messages in thread

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2020-04-29 21:39 [PATCH] x86/msr: Fix XEN_MSR_PAT to build with older binutils Andrew Cooper
2020-04-30  6:50 ` Jan Beulich

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