cvs commit: src/sys/i386/i386 trap.c src/sys/kern kern_sig.c

David Xu davidxu at viatech.com.cn
Wed Oct 29 19:17:36 PST 2003


Marcel Moolenaar wrote:

>On Wed, Oct 29, 2003 at 06:55:43PM -0800, David Xu wrote:
>  
>
>>davidxu     2003/10/29 18:55:43 PST
>>
>>  FreeBSD src repository
>>
>>  Modified files:
>>    sys/i386/i386        trap.c 
>>    sys/kern             kern_sig.c 
>>  Log:
>>  Try to fetch thread mailbox address in page fault trap, so when thread
>>  blocks in page fault hanlder, and upcall thread can be scheduled. It is
>>  useful if process is doing lots of mmap based I/O.
>>    
>>
>
>Doesn't this apply to non-i386 platforms as well?
>
>  
>
Yes, but I don't have those hardware in hand, so I can not test it. :-(
This change has been tested on my machine for one month.

David Xu




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