From f7b9ebb79e90b19bf6a2cb805a536258437fc3fa Mon Sep 17 00:00:00 2001 From: Benjamin Herrenschmidt Date: Tue, 5 Jul 2016 15:04:12 +1000 Subject: [PATCH] powerpc: Re-order setup_panic() Do it right after probe_machine() since it's about testing ppc_md, and put the test in the common code. Signed-off-by: Benjamin Herrenschmidt Signed-off-by: Michael Ellerman --- arch/powerpc/kernel/setup-common.c | 2 ++ arch/powerpc/kernel/setup_32.c | 5 ++--- arch/powerpc/kernel/setup_64.c | 5 ++--- 3 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index b8ee1c867ee3..ca9255e3b763 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -688,6 +688,8 @@ static struct notifier_block ppc_panic_block = { void __init setup_panic(void) { + if (!ppc_md.panic) + return; atomic_notifier_chain_register(&panic_notifier_list, &ppc_panic_block); } diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index 58674b602149..6247a3a4fd4b 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -277,6 +277,8 @@ void __init setup_arch(char **cmdline_p) probe_machine(); + setup_panic(); + setup_power_save(); find_legacy_serial_ports(); @@ -288,9 +290,6 @@ void __init setup_arch(char **cmdline_p) xmon_setup(); - if (ppc_md.panic) - setup_panic(); - init_mm.start_code = (unsigned long)_stext; init_mm.end_code = (unsigned long) _etext; init_mm.end_data = (unsigned long) _edata; diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 3fd59bca06f7..f55c25dff02c 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -649,6 +649,8 @@ void __init setup_arch(char **cmdline_p) /* Probe the machine type */ probe_machine(); + setup_panic(); + /* * We can discover serial ports now since the above did setup the * hash table management for us, thus ioremap works. We do that early @@ -696,9 +698,6 @@ void __init setup_arch(char **cmdline_p) */ reserve_hugetlb_gpages(); - if (ppc_md.panic) - setup_panic(); - klp_init_thread_info(&init_thread_info); init_mm.start_code = (unsigned long)_stext;