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Subject[PATCH] M68k switch_to
M68k: Set last in switch_to(), fix asm constraints (from Andreas Schwab)

--- linux-2.6.0-test3/include/asm-m68k/system.h Tue Mar 25 10:07:22 2003
+++ linux-m68k-2.6.0-test3/include/asm-m68k/system.h Tue Aug 12 12:48:28 2003
@@ -36,9 +36,12 @@
#define switch_to(prev,next,last) do { \
register void *_prev __asm__ ("a0") = (prev); \
register void *_next __asm__ ("a1") = (next); \
+ register void *_last __asm__ ("d1"); \
__asm__ __volatile__("jbsr resume" \
- : : "a" (_prev), "a" (_next) \
- : "d0", "d1", "d2", "d3", "d4", "d5", "a0", "a1"); \
+ : "=a" (_prev), "=a" (_next), "=d" (_last) \
+ : "0" (_prev), "1" (_next) \
+ : "d0", "d2", "d3", "d4", "d5"); \
+ (last) = _last; \
} while (0)


Gr{oetje,eeting}s,
Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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