#include <linux/list.h>
#include <linux/linkage.h>
#include <linux/compat.h>
+#include <linux/ioport.h>
#include <asm/kexec.h>
/* Verify architecture specific macros are defined */
#define IND_DONE 0x4
#define IND_SOURCE 0x8
-#define KEXEC_SEGMENT_MAX 8
+#define KEXEC_SEGMENT_MAX 16
struct kexec_segment {
void __user *buf;
size_t bufsz;
extern int machine_kexec_prepare(struct kimage *image);
extern void machine_kexec_cleanup(struct kimage *image);
extern asmlinkage long sys_kexec_load(unsigned long entry,
- unsigned long nr_segments, struct kexec_segment __user *segments,
- unsigned long flags);
+ unsigned long nr_segments,
+ struct kexec_segment __user *segments,
+ unsigned long flags);
#ifdef CONFIG_COMPAT
extern asmlinkage long compat_sys_kexec_load(unsigned long entry,
- unsigned long nr_segments, struct compat_kexec_segment __user *segments,
- unsigned long flags);
+ unsigned long nr_segments,
+ struct compat_kexec_segment __user *segments,
+ unsigned long flags);
#endif
-extern struct page *kimage_alloc_control_pages(struct kimage *image, unsigned int order);
-extern void crash_kexec(void);
+extern struct page *kimage_alloc_control_pages(struct kimage *image,
+ unsigned int order);
+extern void crash_kexec(struct pt_regs *);
+int kexec_should_crash(struct task_struct *);
extern struct kimage *kexec_image;
#define KEXEC_ON_CRASH 0x00000001
#define KEXEC_ARCH_PPC64 (21 << 16)
#define KEXEC_ARCH_IA_64 (50 << 16)
#define KEXEC_ARCH_S390 (22 << 16)
+#define KEXEC_ARCH_SH (42 << 16)
#define KEXEC_FLAGS (KEXEC_ON_CRASH) /* List of defined/legal kexec flags */
/* Location of a reserved region to hold the crash kernel.
*/
extern struct resource crashk_res;
+typedef u32 note_buf_t[MAX_NOTE_BYTES/4];
+extern note_buf_t *crash_notes;
#else /* !CONFIG_KEXEC */
-static inline void crash_kexec(void) { }
+struct pt_regs;
+struct task_struct;
+static inline void crash_kexec(struct pt_regs *regs) { }
+static inline int kexec_should_crash(struct task_struct *p) { return 0; }
#endif /* CONFIG_KEXEC */
#endif /* LINUX_KEXEC_H */