Re: lowlatency-2.2.14-B1 + 2.2.14aa7 fixes crash, but...

From: Andrea Arcangeli (andrea@suse.de)
Date: Tue Feb 15 2000 - 16:50:47 EST


On Tue, 15 Feb 2000, Ingo Molnar wrote:

>On Tue, 15 Feb 2000, William Montgomery wrote:
>
>> all FAILED hunks except in entry.S for the following code snippit:
>> -----part of entry.S.rej-------
>> testl $(VM_MASK),EFLAGS(%esp)
>> movl %esp,%eax
>> jne v86_signal_return
>> + #ifndef CONFIG_KERNEL_DEBUGGING
>> xorl %edx,%edx
>> + #else
>> + pushl $0
>> + pushl %eax
>> + #endif
>> call SYMBOL_NAME(do_signal)
>> + #ifdef CONFIG_KERNEL_DEBUGGING
>> + addl $8,%esp
>> + #endif
>
>> I think I can fix the FAILED hunk but I would feel more confident if I
>> knew what this code was doing. Can you give a brief explanation of
>> the ikd additions in this area?
>
>thats a workaround i added ages ago - we switch off the FASTCALL macro

The part of code quoted above is been implemented from scratch by me
though. At the time you wrote the code do_signal wasn't using regparm ;).

Andrea

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