From: Matt Fleming <matt@console-pimps.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mmc@vger.kernel.org, bugzilla-daemon@bugzilla.kernel.org,
bugme-daemon@bugzilla.kernel.org, pioto@pioto.org,
Alex Dubov <oakad@yahoo.com>
Subject: Re: [Bugme-new] [Bug 18602] New: mmc_block / tifm_sd not completely registering when a new sd card is inserted
Date: Fri, 17 Sep 2010 14:54:14 +0100 [thread overview]
Message-ID: <20100917135414.GB11462@console-pimps.org> (raw)
In-Reply-To: <20100915123854.e36e432c.akpm@linux-foundation.org>
(CC'ing maintainer)
On Wed, Sep 15, 2010 at 12:38:54PM -0700, Andrew Morton wrote:
>
> (switched to email. Please respond via emailed reply-to-all, not via the
> bugzilla web interface).
>
> On Wed, 15 Sep 2010 13:48:30 GMT
> bugzilla-daemon@bugzilla.kernel.org wrote:
>
> > https://bugzilla.kernel.org/show_bug.cgi?id=18602
> >
> > Summary: mmc_block / tifm_sd not completely registering when a
> > new sd card is inserted
> > Product: Drivers
> > Version: 2.5
> > Kernel Version: 2.6.35.4
> > Platform: All
> > OS/Version: Linux
> > Tree: Mainline
> > Status: NEW
> > Severity: normal
> > Priority: P1
> > Component: MMC/SD
> > AssignedTo: drivers_mmc-sd@kernel-bugs.osdl.org
> > ReportedBy: pioto@pioto.org
> > Regression: No
> >
> >
> > After I insert an SD card once after booting, mount it, unmount it, then pop
> > out the card, if I try to insert the card again, the /dev/mmcblk* devices do
> > not show again. I have to unload the mmc_block and tifm_sd (and mmc_core)
> > modules, then reload them, in order for the device node to apear again. I don't
> > think this was always the case, but I can't remember the specific version that
> > this problem first occurred.
> >
> > On the first insertion cycle, dmsg looks like this:
> >
> > [204702.558153] tifm_core: MMC/SD card detected in socket 0:1
> > [204702.834915] mmc0: new SD card at address 4f9a
> > [204702.878743] mmcblk0: mmc0:4f9a SD02G 1.83 GiB
> > [204702.878802] mmcblk0: p1
> > # ... do stuff with the card
> > [204908.381864] tifm0 : demand removing card from socket 0:1
> > [204908.381936] mmc0: card 4f9a removed
> >
> > # now, insert the card again
> > [204913.581176] tifm_core: MMC/SD card detected in socket 0:1
> > # and remove it again
> > [204926.188570] tifm0 : demand removing card from socket 0:1
> >
> > lspci identifies my SD card reader as:
> >
> > 0f:06.3 SD Host controller: Texas Instruments PCIxx12 SDA Standard Compliant
> > SD Host Controller
> >
> > Any advice would be appreciated. Thanks.
> >
>
> --
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next prev parent reply other threads:[~2010-09-17 13:54 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-18602-10286@https.bugzilla.kernel.org/>
2010-09-15 19:38 ` [Bugme-new] [Bug 18602] New: mmc_block / tifm_sd not completely registering when a new sd card is inserted Andrew Morton
2010-09-17 13:54 ` Matt Fleming [this message]
2010-09-18 7:23 ` Alex Dubov
2010-09-18 9:01 ` Mike Kelly
2010-09-19 5:19 ` Alex Dubov
2010-09-19 14:56 ` Mike Kelly
2010-09-20 0:50 ` Alex Dubov
2010-09-21 3:25 ` Mike Kelly
2010-09-21 3:50 ` Alex Dubov
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