linux-kernel - Re: [PATCH] x86/mm: Re-use the early

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Wed, 29 Oct 2014 10:47:17 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Minfei Huang <mnfhuang@...il.com>
cc:	mingo@...hat.com, hpa@...or.com, pbonzini@...hat.com,
	akpm@...ux-foundation.org, bp@...e.de, x86@...nel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/mm: Re-use the early_ioremap fixed area

On Wed, 29 Oct 2014, Minfei Huang wrote:
> diff --git a/arch/x86/include/asm/highmem.h b/arch/x86/include/asm/highmem.h
> index 302a323..49b7469 100644
> --- a/arch/x86/include/asm/highmem.h
> +++ b/arch/x86/include/asm/highmem.h
> @@ -41,9 +41,7 @@ extern unsigned long highstart_pfn, highend_pfn;
>   * FIXADDR_TOP
>   * 			fixed_addresses
>   * FIXADDR_START
> - * 			temp fixed addresses
> - * FIXADDR_BOOT_START

We should at least add a comment here which makes it clear, that
PKMAP/VMALLOC area is used for early_ioremap() during early boot.

Thanks,

	tglx
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/