From: Ingo Molnar <mingo@elte.hu>
To: Mike Travis <travis@sgi.com>
Cc: David Rientjes <rientjes@google.com>,
Jack Steiner <steiner@sgi.com>, Robin Holt <holt@sgi.com>,
Len Brown <len.brown@intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Andrew Morton <akpm@linux-foundation.org>,
Yinghai Lu <yhlu.kernel@gmail.com>,
linux-acpi@vger.kernel.org, x86@kernel.org,
linux-kernel@vger.kernel.org, Tejun Heo <tj@kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Yinghai Lu <yinghai@kernel.org>
Subject: Re: [PATCH 1/4] printk: Allocate kernel log buffer earlier
Date: Sun, 27 Feb 2011 13:15:18 +0100 [thread overview]
Message-ID: <20110227121518.GA19165@elte.hu> (raw)
In-Reply-To: <20110227120949.GF16453@elte.hu>
* Ingo Molnar <mingo@elte.hu> wrote:
> You could avoid all this ugly workaround of bootmem limitations by moving the
> allocation to memblock_alloc() and desupporting the log_buf_len= boot parameter on
> non-memblock architectures.
memblock_alloc() could return -ENOSYS on architectures that do not implement it -
thus enabling such optional features without ugly #ifdef CONFIG_HAVE_MEMBLOCK
conditionals.
Thanks,
Ingo
next prev parent reply other threads:[~2011-02-27 12:15 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-25 18:06 [PATCH 0/4] init: Shrink early messages to prevent overflowing the kernel log buffer Mike Travis
2011-02-25 18:06 ` [PATCH 1/4] printk: Allocate kernel log buffer earlier Mike Travis
2011-02-27 12:09 ` Ingo Molnar
2011-02-27 12:15 ` Ingo Molnar [this message]
2011-02-28 1:34 ` Yinghai Lu
2011-02-28 8:01 ` Ingo Molnar
2011-02-28 19:26 ` Mike Travis
2011-03-01 7:35 ` Ingo Molnar
2011-02-28 8:06 ` Ingo Molnar
2011-02-28 19:18 ` Yinghai Lu
2011-02-28 19:29 ` Mike Travis
2011-02-28 19:23 ` Mike Travis
2011-02-28 19:46 ` Yinghai Lu
2011-02-28 20:02 ` Mike Travis
2011-02-28 22:59 ` Yinghai Lu
2011-03-31 0:41 ` [PATCH 1/2] memblock: add error return when CONFIG_HAVE_MEMBLOCK is not set Mike Travis
2011-03-31 1:40 ` Yinghai Lu
2011-03-31 15:23 ` Mike Travis
2011-03-31 16:17 ` Yinghai Lu
2011-04-07 19:43 ` Mike Travis
2011-04-08 6:40 ` Ingo Molnar
2011-03-01 7:42 ` [PATCH 1/4] printk: Allocate kernel log buffer earlier Ingo Molnar
2011-02-28 19:14 ` Mike Travis
2011-02-25 18:06 ` [PATCH 2/4] printk: Break out printk_time Mike Travis
2011-02-27 11:56 ` Ingo Molnar
2011-02-25 18:06 ` [PATCH 3/4] printk: Minimize time zero output Mike Travis
2011-02-25 18:06 ` [PATCH 4/4] x86: Minimize SRAT messages Mike Travis
2011-02-27 12:03 ` Ingo Molnar
2011-02-28 19:41 ` Mike Travis
2011-03-01 7:51 ` Ingo Molnar
2011-03-31 2:38 ` Len Brown
2011-03-31 4:40 ` Yinghai Lu
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