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Re: [PATCH 2/4] x86/bitops: Remove CONST_ADDR
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Wed, 2 Sep 2026 13:55:27 +0100
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger@xxxxxxxxxxxxxx>, Teddy Astie <teddy.astie@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Wed, 02 Sep 2026 12:55:38 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 02/09/2026 1:43 pm, Jan Beulich wrote:
> On 02.09.2026 13:43, Andrew Cooper wrote:
>> @@ -285,7 +284,9 @@ static inline int variable_test_bit(int nr, const
>> volatile void *addr)
>> asm volatile ( "btl %[nr], %[addr]\n\t"
>> ASM_FLAG_OUT(, "sbbl %[old], %[old]\n\t")
>> : [old] ASM_FLAG_OUT("=@ccc", "=r") (oldbit)
>> - : [addr] "m" (CONST_ADDR), [nr] "Ir" (nr) : "memory" );
>> + : [addr] "m" (*(const volatile int *)addr),
>> + [nr] "Ir" (nr)
>> + : "memory" );
> Hard tabs look to have slipped in here and in patch 3.
Yes, sorry. I only noticed after emailing out, and fixed up locally.
~Andrew
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