diff options
Diffstat (limited to 'include/linux/kgdb.h')
| -rw-r--r-- | include/linux/kgdb.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/include/linux/kgdb.h b/include/linux/kgdb.h index 05e5b2eb0d32..24422865cd18 100644 --- a/include/linux/kgdb.h +++ b/include/linux/kgdb.h @@ -177,13 +177,24 @@ kgdb_arch_handle_exception(int vector, int signo, int err_code, struct pt_regs *regs); /** + * kgdb_call_nmi_hook - Call kgdb_nmicallback() on the current CPU + * @ignored: This parameter is only here to match the prototype. + * + * If you're using the default implementation of kgdb_roundup_cpus() + * this function will be called per CPU. If you don't implement + * kgdb_call_nmi_hook() a default will be used. + */ + +extern void kgdb_call_nmi_hook(void *ignored); + +/** * kgdb_roundup_cpus - Get other CPUs into a holding pattern * * On SMP systems, we need to get the attention of the other CPUs * and get them into a known state. This should do what is needed * to get the other CPUs to call kgdb_wait(). Note that on some arches, - * the NMI approach is not used for rounding up all the CPUs. For example, - * in case of MIPS, smp_call_function() is used to roundup CPUs. + * the NMI approach is not used for rounding up all the CPUs. Normally + * those architectures can just not implement this and get the default. * * On non-SMP systems, this is not called. */ |