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Groups > linux.kernel > #1636508
| From | Borislav Petkov <bp@alien8.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v5 13/32] x86/boot/e820: Add support to determine the E820 type of an address |
| Date | 2017-05-05 19:20 +0200 |
| Message-ID | <tDP3A-4H2-9@gated-at.bofh.it> (permalink) |
| References | <txTMB-1zl-13@gated-at.bofh.it> <tDP3A-4H2-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, Apr 18, 2017 at 04:18:31PM -0500, Tom Lendacky wrote:
> Add a function that will return the E820 type associated with an address
> range.
...
> @@ -110,9 +111,28 @@ bool __init e820__mapped_all(u64 start, u64 end, enum e820_type type)
> * coverage of the desired range exists:
> */
> if (start >= end)
> - return 1;
> + return entry;
> }
> - return 0;
> +
> + return NULL;
> +}
> +
> +/*
> + * This function checks if the entire range <start,end> is mapped with type.
> + */
> +bool __init e820__mapped_all(u64 start, u64 end, enum e820_type type)
> +{
> + return __e820__mapped_all(start, end, type) ? 1 : 0;
return !!__e820__mapped_all(start, end, type);
--
Regards/Gruss,
Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
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Re: [PATCH v5 13/32] x86/boot/e820: Add support to determine the E820 type of an address Borislav Petkov <bp@alien8.de> - 2017-05-05 19:20 +0200 Re: [PATCH v5 13/32] x86/boot/e820: Add support to determine the E820 type of an address Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2017-05-06 09:50 +0200
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