tsk->maj_flt++;
else
tsk->min_flt++;
+
+#ifdef CONFIG_X86_32
+ /*
+ * Did it hit the DOS screen memory VA from vm86 mode?
+ */
+ if (v8086_mode(regs)) {
+ unsigned long bit = (address - 0xA0000) >> PAGE_SHIFT;
+ if (bit < 32)
+ tsk->thread.screen_bitmap |= 1 << bit;
+ }
+#endif
up_read(&mm->mmap_sem);
return;
#ifdef CONFIG_X86_32
"%s%s[%d]: segfault at %lx ip %08lx sp %08lx error %lx",
#else
- "%s%s[%d]: segfault at %lx ip %lx sp %lx error %lx\n",
+ "%s%s[%d]: segfault at %lx ip %lx sp %lx error %lx",
#endif
task_pid_nr(tsk) > 1 ? KERN_INFO : KERN_EMERG,
tsk->comm, task_pid_nr(tsk), address, regs->ip,
regs->sp, error_code);
+ print_vma_addr(" in ", regs->ip);
+ printk("\n");
}
tsk->thread.cr2 = address;
else
printk(KERN_ALERT "Unable to handle kernel paging request");
printk(" at %016lx RIP: \n" KERN_ALERT, address);
- printk_address(regs->ip, regs->bp);
+ printk_address(regs->ip, 1);
dump_pagetable(address);
tsk->thread.cr2 = address;
tsk->thread.trap_no = 14;