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authorRoman Zippel <zippel@linux-m68k.org>2008-11-18 23:25:17 +0300
committerGeert Uytterhoeven <geert@linux-m68k.org>2011-03-16 21:10:40 +0300
commitdcdf3a293522e6ef09d8b3650ac1ceec56438e5d (patch)
treed890d29cd098f39aa742c16eec404e90ef6bd1bc /arch/m68k/mm
parent521cb40b0c44418a4fd36dc633f575813d59a43d (diff)
downloadlinux-dcdf3a293522e6ef09d8b3650ac1ceec56438e5d.tar.xz
m68k: Add helper function handle_kernel_fault()
Add helper function handle_kernel_fault() in signal.c, so frame_extra_sizes can become static, and to avoid future code duplication. Signed-off-by: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'arch/m68k/mm')
-rw-r--r--arch/m68k/mm/fault.c16
1 files changed, 1 insertions, 15 deletions
diff --git a/arch/m68k/mm/fault.c b/arch/m68k/mm/fault.c
index a96394a0333d..2db6099784ba 100644
--- a/arch/m68k/mm/fault.c
+++ b/arch/m68k/mm/fault.c
@@ -18,7 +18,6 @@
#include <asm/pgalloc.h>
extern void die_if_kernel(char *, struct pt_regs *, long);
-extern const int frame_extra_sizes[]; /* in m68k/kernel/signal.c */
int send_fault_sig(struct pt_regs *regs)
{
@@ -35,21 +34,8 @@ int send_fault_sig(struct pt_regs *regs)
force_sig_info(siginfo.si_signo,
&siginfo, current);
} else {
- const struct exception_table_entry *fixup;
-
- /* Are we prepared to handle this kernel fault? */
- if ((fixup = search_exception_tables(regs->pc))) {
- struct pt_regs *tregs;
- /* Create a new four word stack frame, discarding the old
- one. */
- regs->stkadj = frame_extra_sizes[regs->format];
- tregs = (struct pt_regs *)((ulong)regs + regs->stkadj);
- tregs->vector = regs->vector;
- tregs->format = 0;
- tregs->pc = fixup->fixup;
- tregs->sr = regs->sr;
+ if (handle_kernel_fault(regs))
return -1;
- }
//if (siginfo.si_signo == SIGBUS)
// force_sig_info(siginfo.si_signo,