linux-kernel - Re: [PATCH 2/4] fastboot: make scsi probes asynchronous

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Message-ID: <3f9a31f40901041038w47493205m9fcd87fe237ec257@mail.gmail.com>
Date:	Mon, 5 Jan 2009 00:08:42 +0530
From:	"Jaswinder Singh Rajput" <jaswinderlinux@...il.com>
To:	"Arjan van de Ven" <arjan@...radead.org>
Cc:	"Matthew Wilcox" <matthew@....cx>, linux-kernel@...r.kernel.org,
	torvalds@...ux-foundation.org, mingo@...e.hu, fweisbec@...il.com,
	linux-scsi@...r.kernel.org, linux-ide@...r.kernel.org,
	linux-acpi@...r.kernel.org, akpm@...ux-foundation.org
Subject: Re: [PATCH 2/4] fastboot: make scsi probes asynchronous

On Sun, Jan 4, 2009 at 11:43 PM, Arjan van de Ven <arjan@...radead.org> wrote:
>
> just checked;
> my box has CONFIG_SCSI_SCAN_ASYNC=y set for both cases
> it seems to be about 0.1 seconds win still though...
> sounds little, but a kernel boot should be less than a second, so that
> is still 10%. And it's obviously also disk dependent..
> (I used libata connected disks obviously)
>

Do you also have boot time numbers for RAM and/or flash based
filesystem (disk-less)

JSR
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