Crash while accessing Intel 28F128 flash

[Nicolas Pitre]

On Thu, 17 Nov 2005, Achin Gupta wrote:

> Hi,
> I am using Linux kernel version 2.6.11.12. I am not sure about the version of MTD. However, i checked out the code from CVS yesterday i.e. 14th Nov. I used the "patchkernel.sh" script to patch my kernel code using the "copy" option instead of the symlinks.There are no additional modifications to the kernel.
> Also, during boot-up the Flash device is being detected correctly using the "cfi_probe" method. However, upon performing any read/write operation on the Flash, the "mtd_close" crashes.

Well... I just can't reproduce your problem here.

I'm afraid you'll have to investigate by yourself.


> ________________________________
> 
> From: Nicolas Pitre [mailto:nico at cam.org]
> Sent: Wed 11/16/2005 10:37 PM
> To: Achin Gupta
> Cc: MTD mailing list
> Subject: Re: Crash while accessing Intel 28F128 flash
> 
> 
> 
> On Wed, 16 Nov 2005, Achin Gupta wrote:
> 
> > Hi,
> > I am consistently getting a crash in the "mtd_close" routine whenever I
> > try performing any read/write operation on an Intel NOR flash chip on my
> > harwdare. I have been trying to run utilities like "flash_info",
> > "mtd_debug", "flash_erase" & all of them crash with the following stack
> > backtrace :-
> 
> What kernel version?
> 
> What MTd version?
> 
> What additional modifications to your kernel if any?
> 
> 
> Nicolas
> 
> 
> 
> 
> 
> 
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Nicolas