Re: csum_partial_copy_fromuser patch, #2

David S. Miller (davem@jenolan.rutgers.edu)
Tue, 4 Feb 1997 02:49:34 -0500


Date: Mon, 3 Feb 1997 21:06:31 +0100 (MET)
From: Ingo Molnar <mingo@pc5829.hil.siemens.at>

On Mon, 3 Feb 1997, Jakub Jelinek wrote:

> [...] The fixup would then look down callee's pc, look in there to see
> if exception handling wanted. [...]

how do you do this? GCC is free to do anything with the stack.

Jakub forgets sometimes that not all architectures are as nice as
Sparc for this sort of thing. Callers PC is always in a consistant
place, no stack frame mess, it is just there in the right register.

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Yow! 11.26 MB/s remote host TCP bandwidth & ////
199 usec remote TCP latency over 100Mb/s ////
ethernet. Beat that! ////
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David S. Miller, davem@caip.rutgers.edu /_____________/ / // /_/ ><