On Tue, Mar 24, 2015 at 11:30:39PM +0300, Dmitry V. Levin wrote: > Any ideas why on ALPHA and MIPS scno == 516, and on S390/S390X > scno == -516 instead of 0 when attaching to a sleeping process?
I think I can answer this myself: because these architectures (also m68k and or1k) use the same register both for syscall number and return code. -- ldv
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