>On 7/29/07, Diego Woitasen <[EMAIL PROTECTED]> wrote:
> Hi,
> recently I post a patch to remove the lock_kernel() in the
> ioctl() of drivers/block/loop.c. After that Andrew Morton add a
> a change where he gets the inode pointer from
> file->f_mapping->host, needed
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On Mon, Jul 30, 2007 at 09:35:29AM -0500, [EMAIL PROTECTED] wrote:
> I am writing a block device driver for an SD card accessed over SPI. If the
> card is write-protected (using the little switch on the side), I would like
> to inform the kernel that
Hello,
I am writing a block device driver for an SD card accessed over SPI. If the
card is write-protected (using the little switch on the side), I would like
to inform the kernel that the device is read-only, and can't be written to.
After a bit of research, I've come to the conclusion that
Hi,
Thanks for your answer.
Le Mon, 30 Jul 2007 17:01:43 +0530,
Vivek Kutal <[EMAIL PROTECTED]> a écrit :
> You could just reset the present bit of the pages that you want to
> remap. Now the next access to these pages will generate a fault and
> your nopage() will be called.
And how would you
Thomas Petazzoni wrote:
Hi,
The nopage() method of a VMA is called when a page fault occurs on that
VMA, and this method allows the driver being mmap()ed which page should
be mapped at the fault address. Works nicely.
However, how can the driver unmap some pages of a VMA, so that at the
next ac
> i am porting user code as kernel code.in user code pthreads is used i
> want respective in kernel.pthread_mutex_t and PTHREAD_MUTEX_INITIALIZER
> is used in user code
you can try using the Big Kernel Lock. :D
Bye!
--
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hi,
i am porting user code as kernel code.in user code pthreads is used i want
respective in kernel.pthread_mutex_t and PTHREAD_MUTEX_INITIALIZER is used in
user code
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