linux-kernel - Re: [PATCH 4/5] x86: implement percpu

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: <4A0D3E11020000780000109C@vpn.id2.novell.com>
Date:	Fri, 15 May 2009 09:04:01 +0100
From:	"Jan Beulich" <JBeulich@...ell.com>
To:	"Tejun Heo" <tj@...nel.org>
Cc:	<mingo@...e.hu>, <andi@...stfloor.org>, <tglx@...utronix.de>,
	<linux-kernel@...r.kernel.org>, <hpa@...or.com>
Subject: Re: [PATCH 4/5] x86: implement percpu_alloc kernel parameter

>>> Tejun Heo <tj@...nel.org> 15.05.09 06:28 >>>
>@@ -395,6 +404,16 @@ out_free_ar:
> 	return ret;
> }
> 
>+/* for explicit first chunk allocator selection */
>+static char pcpu_chosen_alloc[16] __initdata;
>+
>+static int __init percpu_alloc_setup(char *str)
>+{
>+	strncpy(pcpu_chosen_alloc, str, sizeof(pcpu_chosen_alloc) - 1);
>+	return 0;
>+}
>+early_param("percpu_alloc", percpu_alloc_setup);
>+
> static inline void setup_percpu_segment(int cpu)
> {
> #ifdef CONFIG_X86_32

Does this really need to be early_param()? setup_per_cpu_areas() runs
after setup_arch(), which is where the full command line parsing happens.

Jan

--
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/