[PATCH] usb-serial: pl2303: add support for RATOC REX-USB60F

pl2303: add support for RATOC REX-USB60F This patch adds support for RATOC REX-USB60F Serial Adapters, which is widely used in Japan recently. Signed-off-by: Akira Tsukamoto <[EMAIL PROTECTED]> --- diff -uprX dontdiff linux-2.6.24-rc8.orig/drivers/usb/serial/pl2303.c linux-2.6.24-rc8/d

Re: [RFC] [PATCH] cache pollution aware __copy_from_user_ll()

On Wed, 17 Aug 2005 23:30:13 +0900 Akira Tsukamoto <[EMAIL PROTECTED]> mentioned: > > I'm trying to understand this mechanism but I don't > > understand very well. > > My explanation was a bit ambiguous, see the code below. > Where the fp registe

Re: [RFC] [PATCH] cache pollution aware __copy_from_user_ll()

I am resubmitting this because it seems to be lost when I posted the before yesterday. Arjan van de Ven mentioned: > The only comment/question I have is about the use of prefetchnta; that > might have cache-evicting properties as well (eg evict the cache of t

Re: math_state_restore() question

when the location of memory access(virtual) does not have physical memory. If you have a code like this, movq (%%esi), %%mm0 a page of address %%esi might be swapped out already and might not have any physical memory page allocated. -- Akira Tsukamoto <[EMAIL PROTECTED], [EMAIL PROTEC

Re: [RFC] [PATCH] cache pollution aware __copy_from_user_ll()

On Wed, 17 Aug 2005 14:10:34 +0900 Hiro Yoshioka <[EMAIL PROTECTED]> mentioned: > On 8/17/05, Akira Tsukamoto <[EMAIL PROTECTED]> wrote: > > Anyway, going back to copy_user topic, > > big remaining issues are > > 1)store/restore floating point register