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Commit e070dab7 authored by Ralf Baechle's avatar Ralf Baechle
Browse files

MIPS: Handle page faults of executable but unreadable pages correctly. 



Without this we end taking execeptions in an endless loop hanging the
thread.

Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 106eccb4

arch/mips/mm/fault.c

+2 −1
Original line number Diff line number Diff line
@@ -133,7 +133,8 @@ static void __kprobes __do_page_fault(struct pt_regs *regs, unsigned long write, 
#endif

				goto bad_area;

			}

			if (!(vma->vm_flags & VM_READ)) {

			if (!(vma->vm_flags & VM_READ) &&

			    exception_epc(regs) != address) {

#if 0

				pr_notice("Cpu%d[%s:%d:%0*lx:%ld:%0*lx] RI violation\n",

					  raw_smp_processor_id(),