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Re: [PATCH] x86/IO-APIC: correct RET polarity comment
- To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Tue, 19 Dec 2023 14:51:05 +0100
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivery-date: Tue, 19 Dec 2023 13:51:12 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 19.12.2023 14:49, Jan Beulich wrote:
> The comment there was the wrong way round, documentation clearly states
> that 0 is high and 1 is low.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
And of course in the title s/RET/RTE/.
Jan
> --- a/xen/arch/x86/include/asm/io_apic.h
> +++ b/xen/arch/x86/include/asm/io_apic.h
> @@ -101,7 +101,7 @@ struct IO_APIC_route_entry {
> */
> unsigned int dest_mode:1; /* 0: physical, 1: logical */
> unsigned int delivery_status:1;
> - unsigned int polarity:1; /* 0: low, 1: high */
> + unsigned int polarity:1; /* 0: high, 1: low */
> unsigned int irr:1;
> unsigned int trigger:1; /* 0: edge, 1: level */
> unsigned int mask:1; /* 0: enabled, 1: disabled */
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