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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-25 07:44:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-25 07:44:27 -0700
commit4b37ba90f49d4157ac5628f8d730d3505f176724 (patch)
treefdb3d04426f7b72ee86b1f06be746624494493c5 /arch/m68knommu/kernel/traps.c
parent229aebb873e29726b91e076161649cf45154b0bf (diff)
parent55f411de484a0136a77d050e877578a60bc2e094 (diff)
downloadop-kernel-dev-4b37ba90f49d4157ac5628f8d730d3505f176724.zip
op-kernel-dev-4b37ba90f49d4157ac5628f8d730d3505f176724.tar.gz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu: (21 commits) m68knommu: convert to using tracehook_report_syscall_* m68knommu: some boards use fixed phy for FEC ethernet m68knommu: support the external GPIO based interrupts of the 5272 m68knommu: mask of vector bits in exception word properly m68knommu: change to new flag variables m68knommu: Fix MCFUART_TXFIFOSIZE for m548x. m68knommu: add basic mmu-less m548x support m68knommu: .gitignore vmlinux.lds m68knommu: stop using __do_IRQ m68knommu: rename PT_OFF_VECTOR to PT_OFF_FORMATVEC. m68knommu: add support for Coldfire 547x/548x interrupt controller m68k{nommu}: Remove unused DEFINE's from asm-offsets.c m68knommu: whitespace cleanup in 68328/entry.S m68knommu: Document supported chips in intc-2.c and intc-simr.c. m68knommu: fix strace support for 68328/68360 m68knommu: fix default starting date arch/m68knommu: Removing dead 68328_SERIAL_UART2 config option arch/m68knommu: Removing dead RAM_{16,32}_MB config option arch/m68knommu: Removing dead M68KFPU_EMU config option arch/m68knommu: Removing dead RELOCATE config option ...
Diffstat (limited to 'arch/m68knommu/kernel/traps.c')
-rw-r--r--arch/m68knommu/kernel/traps.c26
1 files changed, 8 insertions, 18 deletions
diff --git a/arch/m68knommu/kernel/traps.c b/arch/m68knommu/kernel/traps.c
index 3739c8f..a768008 100644
--- a/arch/m68knommu/kernel/traps.c
+++ b/arch/m68knommu/kernel/traps.c
@@ -179,14 +179,16 @@ static void __show_stack(struct task_struct *task, unsigned long *stack)
void bad_super_trap(struct frame *fp)
{
+ int vector = (fp->ptregs.vector >> 2) & 0xff;
+
console_verbose();
- if (fp->ptregs.vector < 4 * ARRAY_SIZE(vec_names))
+ if (vector < ARRAY_SIZE(vec_names))
printk (KERN_WARNING "*** %s *** FORMAT=%X\n",
- vec_names[(fp->ptregs.vector) >> 2],
+ vec_names[vector],
fp->ptregs.format);
else
printk (KERN_WARNING "*** Exception %d *** FORMAT=%X\n",
- (fp->ptregs.vector) >> 2,
+ vector,
fp->ptregs.format);
printk (KERN_WARNING "Current process id is %d\n", current->pid);
die_if_kernel("BAD KERNEL TRAP", &fp->ptregs, 0);
@@ -195,10 +197,11 @@ void bad_super_trap(struct frame *fp)
asmlinkage void trap_c(struct frame *fp)
{
int sig;
+ int vector = (fp->ptregs.vector >> 2) & 0xff;
siginfo_t info;
if (fp->ptregs.sr & PS_S) {
- if ((fp->ptregs.vector >> 2) == VEC_TRACE) {
+ if (vector == VEC_TRACE) {
/* traced a trapping instruction */
} else
bad_super_trap(fp);
@@ -206,7 +209,7 @@ asmlinkage void trap_c(struct frame *fp)
}
/* send the appropriate signal to the user program */
- switch ((fp->ptregs.vector) >> 2) {
+ switch (vector) {
case VEC_ADDRERR:
info.si_code = BUS_ADRALN;
sig = SIGBUS;
@@ -360,16 +363,3 @@ void show_stack(struct task_struct *task, unsigned long *stack)
else
__show_stack(task, stack);
}
-
-#ifdef CONFIG_M68KFPU_EMU
-asmlinkage void fpemu_signal(int signal, int code, void *addr)
-{
- siginfo_t info;
-
- info.si_signo = signal;
- info.si_errno = 0;
- info.si_code = code;
- info.si_addr = addr;
- force_sig_info(signal, &info, current);
-}
-#endif
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