| commit | b0f51883f551b900a04a80f49fb0886caf7e9a12 | [log] [tgz] |
|---|---|---|
| author | Peter Zijlstra <peterz@infradead.org> | Mon Feb 24 22:25:03 2020 +0100 |
| committer | Thomas Gleixner <tglx@linutronix.de> | Tue May 19 15:51:16 2020 +0200 |
| tree | 4de0c3f992cd9381608c90b847473322a32cfa21 | |
| parent | 8c4e93c362ff114def211d4629b120af86eb1275 [diff] |
printk: Disallow instrumenting print_nmi_enter() It happens early in nmi_enter(), no tracing, probing or other funnies allowed. Specifically as nmi_enter() will be used in do_debug(), which would cause recursive exceptions when kprobed. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com> Link: https://lkml.kernel.org/r/20200505134101.139720912@linutronix.de