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author | Paul Mundt <lethal@linux-sh.org> | 2012-04-10 12:39:55 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2012-04-10 12:39:55 +0900 |
commit | 14f087d839d9bd3f90ad69d4b3fde7d236c156b1 (patch) | |
tree | 1835e9eade6ba4169dedc0887efc8bbe4701997a /arch/sh/kernel/kgdb.c | |
parent | 0034102808e0dbbf3a2394b82b1bb40b5778de9e (diff) | |
download | linux-stable-14f087d839d9bd3f90ad69d4b3fde7d236c156b1.tar.gz linux-stable-14f087d839d9bd3f90ad69d4b3fde7d236c156b1.tar.bz2 linux-stable-14f087d839d9bd3f90ad69d4b3fde7d236c156b1.zip |
sh: kgdb: Fix up basic SMP support.
kgdb needs a kgdb_roundup_cpus() definition in the architecture backend,
so just copy over the MIPS version, which already does what we want.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/kgdb.c')
-rw-r--r-- | arch/sh/kernel/kgdb.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/sh/kernel/kgdb.c b/arch/sh/kernel/kgdb.c index b117781bfea2..93458880acad 100644 --- a/arch/sh/kernel/kgdb.c +++ b/arch/sh/kernel/kgdb.c @@ -264,6 +264,18 @@ BUILD_TRAP_HANDLER(singlestep) local_irq_restore(flags); } +static void kgdb_call_nmi_hook(void *ignored) +{ + kgdb_nmicallback(raw_smp_processor_id(), NULL); +} + +void kgdb_roundup_cpus(unsigned long flags) +{ + local_irq_enable(); + smp_call_function(kgdb_call_nmi_hook, NULL, 0); + local_irq_disable(); +} + static int __kgdb_notify(struct die_args *args, unsigned long cmd) { int ret; |