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Re: [PATCH] x86/asm: ELF metadata for simple cases
- To: Ross Lagerwall <ross.lagerwall@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Tue, 21 Feb 2023 11:56:52 +0100
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- Cc: Roger Pau Monne <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Tue, 21 Feb 2023 10:56:56 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 20.02.2023 12:51, Ross Lagerwall wrote:
>> --- a/xen/arch/x86/clear_page.S
>> +++ b/xen/arch/x86/clear_page.S
>> @@ -16,3 +16,6 @@ ENTRY(clear_page_sse2)
>>
>> sfence
>> ret
>> +
>> + .type clear_page_sse2, @function
>> + .size clear_page_sse2, . - clear_page_sse2
>
> Would it be worth wrapping this pattern in a macro?
Funny you should ask this: Yes, certainly, but we can't quite agree
what shape that macro (or really set of macros) is to take. Hence we
did agree on this minimalistic approach as an intermediate solution.
Jan
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