From: Russell King <rmk+lkml@arm.linux.org.uk>
To: pHilipp Zabel <philipp.zabel@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] [MMC] Use own work queue
Date: Sun, 15 Oct 2006 16:38:51 +0100 [thread overview]
Message-ID: <20061015153851.GB12549@flint.arm.linux.org.uk> (raw)
In-Reply-To: <74d0deb30610150240y16d6ea92mc96705576b8f0824@mail.gmail.com>
On Sun, Oct 15, 2006 at 11:40:31AM +0200, pHilipp Zabel wrote:
> On 10/13/06, Russell King <rmk+lkml@arm.linux.org.uk> wrote:
> >The problem is likely that the boot is continuing in parallel with
> >detecting the card, because the card detection is running in its own
> >separate thread. Meanwhile, the init thread is trying to read from
> >the as-yet missing root device and erroring out.
>
> Thanks, I can work around this by using the rootdelay kernel parameter.
> So does that mean this is the expected behavior, or should I do anything
> in the bootup sequence to make the init process wait for mmc detection?
That's up to Pierre now. I originally ensured that the initial boot
time card detection was synchronous with the boot to avoid unexpected
problems like this.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
next prev parent reply other threads:[~2006-10-15 15:39 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-01 12:42 Pierre Ossman
2006-10-07 14:17 ` pHilipp Zabel
2006-10-09 21:04 ` Pierre Ossman
2006-10-13 7:56 ` Russell King
2006-10-15 9:40 ` pHilipp Zabel
2006-10-15 15:38 ` Russell King [this message]
2006-10-22 9:22 ` Pierre Ossman
2006-10-15 19:58 ` Pierre Ossman
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