On Sun, Aug 14, 2005 at 12:12:52PM -0400, Chuck Ebbert wrote:
> The first thing drivers/char/mem.c:read_kmem does is convert the
> loff_t it gets as the offset for reading into an unsigned int. This
> patch makes the kmem driver's llseek operator do that up-front, so
> that fs/read_write.c:rw_verify_area doesn't return -EINVAL when
> we try to read from higher addresses.
>
> It's ugly but so is the existing code. And it won't fix 64-bit
> archs AFAICT. Tested on 2.6.11, patch offsets fixed up for 2.6.13-rc6.
I already have a full patch for this issue queued for 2.6.14.
-Andi
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