From f0514ae323f19ba1ad4bea4174ea274c812f7eee Mon Sep 17 00:00:00 2001 From: James Bottomley Date: Thu, 11 Sep 2008 10:17:23 -0400 Subject: parisc: initialize unwinder much earlier The unwinder was being initialized way too late to be any use debugging early boot crashes. Instead of relying on module_init initcalls to initialize it, let's do it explicitly as early as we can. Signed-off-by: James Bottomley Signed-off-by: Kyle McMartin --- arch/parisc/include/asm/unwind.h | 2 ++ arch/parisc/kernel/setup.c | 2 ++ arch/parisc/kernel/unwind.c | 4 +--- 3 files changed, 5 insertions(+), 3 deletions(-) (limited to 'arch/parisc') diff --git a/arch/parisc/include/asm/unwind.h b/arch/parisc/include/asm/unwind.h index 2f7e6e50a15..52482e4fc20 100644 --- a/arch/parisc/include/asm/unwind.h +++ b/arch/parisc/include/asm/unwind.h @@ -74,4 +74,6 @@ void unwind_frame_init_running(struct unwind_frame_info *info, struct pt_regs *r int unwind_once(struct unwind_frame_info *info); int unwind_to_user(struct unwind_frame_info *info); +int unwind_init(void); + #endif diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c index a59b71efdbe..7d27853ff8c 100644 --- a/arch/parisc/kernel/setup.c +++ b/arch/parisc/kernel/setup.c @@ -44,6 +44,7 @@ #include #include #include +#include static char __initdata command_line[COMMAND_LINE_SIZE]; @@ -123,6 +124,7 @@ void __init setup_arch(char **cmdline_p) #ifdef CONFIG_64BIT extern int parisc_narrow_firmware; #endif + unwind_init(); init_per_cpu(smp_processor_id()); /* Set Modes & Enable FP */ diff --git a/arch/parisc/kernel/unwind.c b/arch/parisc/kernel/unwind.c index 701b2d2d888..6773c582e45 100644 --- a/arch/parisc/kernel/unwind.c +++ b/arch/parisc/kernel/unwind.c @@ -170,7 +170,7 @@ void unwind_table_remove(struct unwind_table *table) } /* Called from setup_arch to import the kernel unwind info */ -static int unwind_init(void) +int unwind_init(void) { long start, stop; register unsigned long gp __asm__ ("r27"); @@ -417,5 +417,3 @@ int unwind_to_user(struct unwind_frame_info *info) return ret; } - -module_init(unwind_init); -- cgit v1.2.3