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authorGreg Ungerer <gerg@linux-m68k.org>2016-07-21 17:29:43 +1000
committerGreg Ungerer <gerg@linux-m68k.org>2016-07-25 14:40:40 +1000
commitf987e5a13c55e65df6a03677dda38c8e5fb47029 (patch)
treef5b747048dc3e95ecaa3ff6f2f73f1c9fc8217d2 /arch/m68k
parent120c4d95b29d1c60ee8c7b72e4b96098514b2e3c (diff)
downloadop-kernel-dev-f987e5a13c55e65df6a03677dda38c8e5fb47029.zip
op-kernel-dev-f987e5a13c55e65df6a03677dda38c8e5fb47029.tar.gz
m68k: use same start_thread() on MMU and no-MMU
The MMU and no-MMU versions of start_thread() are now identical, so use the same common code for both. Signed-off-by: Greg Ungerer <gerg@linux-m68k.org>
Diffstat (limited to 'arch/m68k')
-rw-r--r--arch/m68k/include/asm/processor.h13
1 files changed, 1 insertions, 12 deletions
diff --git a/arch/m68k/include/asm/processor.h b/arch/m68k/include/asm/processor.h
index 46672d1..c84a218 100644
--- a/arch/m68k/include/asm/processor.h
+++ b/arch/m68k/include/asm/processor.h
@@ -110,7 +110,6 @@ struct thread_struct {
#define setframeformat(_regs) do { } while (0)
#endif
-#ifdef CONFIG_MMU
/*
* Do necessary setup to start up a newly executed thread.
*/
@@ -123,24 +122,14 @@ static inline void start_thread(struct pt_regs * regs, unsigned long pc,
wrusp(usp);
}
+#ifdef CONFIG_MMU
extern int handle_kernel_fault(struct pt_regs *regs);
-
#else
-
-#define start_thread(_regs, _pc, _usp) \
-do { \
- (_regs)->pc = (_pc); \
- setframeformat(_regs); \
- (_regs)->sr &= ~0x2000; \
- wrusp(_usp); \
-} while(0)
-
static inline int handle_kernel_fault(struct pt_regs *regs)
{
/* Any fault in kernel is fatal on non-mmu */
return 0;
}
-
#endif
/* Forward declaration, a strange C thing */
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