Re: zaurus: mmcblk0: error -110
From: Chris Ball
Date: Tue Apr 12 2011 - 17:34:44 EST
On Tue, Apr 12 2011, Chris Ball wrote:
> There aren't many -EOPNOTSUPP returns in the stack. I see:
> card/block.c: mmc_blk_issue_secdiscard_rq and mmc_blk_issue_discard_rq
> card/core.c: mmc_erase
> core/sd_ops.c: mmc_app_cmd
> Mind doing some instrumentation to figure out which it is?
Actually, this probably isn't necessary -- mmc_app_cmd() is the only call
involved in the setup path, via mmc_sd_init_card() -> mmc_app_send_scr().
So, a better question: was mmc_app_send_scr() succeeding on your previous
kernels? There hasn't been much change in this area lately.
Chris Ball <cjb@xxxxxxxxxx> <http://printf.net/>
One Laptop Per Child
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/