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[IA64] Fix kernel panic in kdump on INIT

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Fix the problem that kdump on INIT causes a kernel panic if kdump
kernel image is not configured. The cause of this problem is
machine_kexec_on_init() is using printk in INIT context. It should
use ia64_mca_printk() instead.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Kenji Kaneshige 2007-09-01 16:36:26 +09:00 committed by Tony Luck
parent a62c9fe463
commit ac542a513b
3 changed files with 3 additions and 3 deletions
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2
arch/ia64/kernel/crash.c
View File

@ -119,7 +119,7 @@ static void
machine_kdump_on_init(void) machine_kdump_on_init(void)
{ {
if (!ia64_kimage) { if (!ia64_kimage) {
printk(KERN_NOTICE "machine_kdump_on_init(): " ia64_mca_printk(KERN_NOTICE "machine_kdump_on_init(): "
"kdump not configured\n"); "kdump not configured\n");
return; return;
} }

2
arch/ia64/kernel/mca_drv.h
View File

@ -118,7 +118,5 @@ struct mca_table_entry {
extern const struct mca_table_entry *search_mca_tables (unsigned long addr); extern const struct mca_table_entry *search_mca_tables (unsigned long addr);
extern int mca_recover_range(unsigned long); extern int mca_recover_range(unsigned long);
extern void ia64_mca_printk(const char * fmt, ...)
__attribute__ ((format (printf, 1, 2)));
extern void ia64_mlogbuf_dump(void); extern void ia64_mlogbuf_dump(void);

2
include/asm-ia64/mca.h
View File

@ -151,6 +151,8 @@ extern void ia64_mca_cmc_vector_setup(void);
extern int ia64_reg_MCA_extension(int (*fn)(void *, struct ia64_sal_os_state *)); extern int ia64_reg_MCA_extension(int (*fn)(void *, struct ia64_sal_os_state *));
extern void ia64_unreg_MCA_extension(void); extern void ia64_unreg_MCA_extension(void);
extern u64 ia64_get_rnat(u64 *); extern u64 ia64_get_rnat(u64 *);
extern void ia64_mca_printk(const char * fmt, ...)
__attribute__ ((format (printf, 1, 2)));
struct ia64_mca_notify_die { struct ia64_mca_notify_die {
struct ia64_sal_os_state *sos; struct ia64_sal_os_state *sos;