On Wed, 17 Aug 2005 17:42:22 +0900 (JST) Hiro Yoshioka <[EMAIL PROTECTED]> mentioned: > > Just take a look at __switch_to(), where __unlazy_fpu() is called. > > Thanks. Does an exception handler (like page_fault, etc) come > from __switch_to()?
No, page_fault is generated 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 PROTECTED]> - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
