Hi, On Thu, Apr 05 2012, Tony Lindgren wrote: > * Chris Ball <cjb@xxxxxxxxxx> [120315 20:26]: >> Hi Paul, >> >> On Mon, Mar 12 2012, Paul Walmsley wrote: >> > I don't think this is the right fix. Steve Sakoman and I discussed this a >> > few months ago -- we did some debugging and Steve observed the timeouts on >> > multiple block writes (0x19): >> > [...] >> > So perhaps something like the following patch instead? Unfortunately, I >> > don't have one of these crappy SD cards as far as I know, so I can't >> > really test it. >> > >> > >> > - Paul >> > >> > From: Paul Walmsley <paul@xxxxxxxxx> >> > Date: Mon, 12 Mar 2012 04:46:29 -0600 >> > Subject: [PATCH] mmc: use really long write timeout to deal with crappy cards >> > >> > Several people have noticed that crappy SD cards take much longer to >> > complete multiple block writes than the 300ms that Linux specifies. >> > Try to work around this by using a three second write timeout instead. >> > >> > <insert Chase's patch description here> >> > >> > Not-yet-signed-off-by: Paul Walmsley <paul@xxxxxxxxx> >> >> Sounds like a good idea -- want to send a signed-off patch for this? > > This seems like the right fix to me too. Works on my pandaboard es and > some random card that produces I/O errors without this. > > Tested-by: Tony Lindgren <tony@xxxxxxxxxxx> Thanks. Paul, just waiting for your Signed-off-by. - Chris. -- Chris Ball <cjb@xxxxxxxxxx> <http://printf.net/> One Laptop Per Child -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
