From 9a7b7739f9dba4014fc93531e4c2b6efac41b0a7 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Mon, 14 May 2012 15:07:52 +0900 Subject: sh64: Utilize thread fault code encoding. This plugs in fault code encoding for the sh64 page fault, too. Signed-off-by: Paul Mundt --- arch/sh/mm/tlbflush_64.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'arch/sh/mm') diff --git a/arch/sh/mm/tlbflush_64.c b/arch/sh/mm/tlbflush_64.c index be01f92f8c8..99c5833036b 100644 --- a/arch/sh/mm/tlbflush_64.c +++ b/arch/sh/mm/tlbflush_64.c @@ -61,15 +61,17 @@ static pte_t *lookup_pte(struct mm_struct *mm, unsigned long address) * and the problem, and then passes it off to one of the appropriate * routines. */ -asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long writeaccess, - unsigned long textaccess, unsigned long address) +asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long error_code, + unsigned long address) { struct task_struct *tsk; struct mm_struct *mm; struct vm_area_struct * vma; const struct exception_table_entry *fixup; + int write = error_code & FAULT_CODE_WRITE; + int textaccess = error_code & FAULT_CODE_ITLB; unsigned int flags = (FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE | - (writeaccess ? FAULT_FLAG_WRITE : 0)); + (write ? FAULT_FLAG_WRITE : 0)); pte_t *pte; int fault; @@ -122,7 +124,7 @@ good_area: if (!(vma->vm_flags & VM_EXEC)) goto bad_area; } else { - if (writeaccess) { + if (write) { if (!(vma->vm_flags & VM_WRITE)) goto bad_area; } else { @@ -239,7 +241,7 @@ no_context: printk(KERN_ALERT "Unable to handle kernel paging request"); printk(" at virtual address %08lx\n", address); printk(KERN_ALERT "pc = %08Lx%08Lx\n", regs->pc >> 32, regs->pc & 0xffffffff); - die("Oops", regs, writeaccess); + die("Oops", regs, error_code); do_exit(SIGKILL); /* -- cgit v1.2.3