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] [thread-next>] [day] [month] [year] [list]
Message-Id: <20100803020638.4e2177c3.akpm@linux-foundation.org>
Date:	Tue, 3 Aug 2010 02:06:38 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Yinghai Lu <yinghai@...nel.org>
Cc:	"H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Cyrill Gorcunov <gorcunov@...il.com>,
	Pekka Enberg <penberg@...helsinki.fi>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -v3] x86: Setup early console as early as possible

On Tue, 03 Aug 2010 00:14:38 -0700 Yinghai Lu <yinghai@...nel.org> wrote:

> 
> Analyze "console=uart8250,io,0x3f8,115200n8" in i386_start_kernel/x86_64_start_kernel,
> and call setup_early_serial8250_console() to init early serial console.
> 
> only can handle io port kind of 8250. because mmio need ioremap.
> 
> -v2: use boot_params.hdr.version instead of adding another variable, Suggested by hpa
>      update after using x86 memblock patchset
> -v3: x86 memblock can not make into with 2.6.36 now
>      so update this patch to be applied before x86 memblock patchset again.
> 
> ...
>
> --- linux-2.6.orig/kernel/printk.c
> +++ linux-2.6/kernel/printk.c
> @@ -1203,6 +1203,10 @@ void register_console(struct console *ne
>  	if (console_drivers && newcon->flags & CON_BOOT) {
>  		/* find the last or real console */
>  		for_each_console(bcon) {
> +			/* not again */
> +			if (bcon == newcon)
> +				return;
> +
>  			if (!(bcon->flags & CON_BOOT)) {
>  				printk(KERN_INFO "Too late to register bootconsole %s%d\n",

Why this change?
--
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/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ