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x86, dumpstack: always call oops_exit from oops_end 

Always call oops_exit from oops_end, even if signr==0.

Also, move add_taint(TAINT_DIE) from __die to oops_end
on x86_64 and interchange two lines to make oops_end
more similar to the i386-version.

Signed-off-by: Alexander van Heukelum <heukelum@fastmail.fm>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Alexander van Heukelum 2008-10-22 12:00:11 +02:00 committed by Ingo Molnar
parent 0ed7a498f4
commit 10b14cb7eb
2 changed files with 6 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/kernel/dumpstack_32.c
View File

@ -318,6 +318,7 @@ void __kprobes oops_end(unsigned long flags, struct pt_regs *regs, int signr)
__raw_spin_unlock(&die_lock);
raw_local_irq_restore(flags);
oops_exit();
if (!signr)
return;
@ -325,7 +326,6 @@ void __kprobes oops_end(unsigned long flags, struct pt_regs *regs, int signr)
panic("Fatal exception in interrupt");
if (panic_on_oops)
panic("Fatal exception");
oops_exit();
do_exit(signr);
}

11
arch/x86/kernel/dumpstack_64.c
View File

@ -461,22 +461,22 @@ void __kprobes oops_end(unsigned long flags, struct pt_regs *regs, int signr)
if (regs && kexec_should_crash(current))
crash_kexec(regs);
die_owner = -1;
bust_spinlocks(0);
die_owner = -1;
add_taint(TAINT_DIE);
die_nest_count--;
if (!die_nest_count)
/* Nest count reaches zero, release the lock. */
__raw_spin_unlock(&die_lock);
raw_local_irq_restore(flags);
if (!signr) {
oops_exit();
oops_exit();
if (!signr)
return;
}
if (in_interrupt())
panic("Fatal exception in interrupt");
if (panic_on_oops)
panic("Fatal exception");
oops_exit();
do_exit(signr);
}
@ -499,7 +499,6 @@ int __kprobes __die(const char *str, struct pt_regs *regs, long err)
return 1;
show_registers(regs);
add_taint(TAINT_DIE);
/* Executive summary in case the oops scrolled away */
printk(KERN_ALERT "RIP ");
printk_address(regs->ip, 1);