[linux-block.git] / include / linux / kcore.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * /proc/kcore definitions
 */
#ifndef _LINUX_KCORE_H
#define _LINUX_KCORE_H

enum kcore_type {
	KCORE_TEXT,
	KCORE_VMALLOC,
	KCORE_RAM,
	KCORE_VMEMMAP,
	KCORE_USER,
};

struct kcore_list {
	struct list_head list;
	unsigned long addr;
	size_t size;
	int type;
};

struct vmcore {
	struct list_head list;
	unsigned long long paddr;
	unsigned long long size;
	loff_t offset;
};

struct vmcoredd_node {
	struct list_head list;	/* List of dumps */
	void *buf;		/* Buffer containing device's dump */
	unsigned int size;	/* Size of the buffer */
};

#ifdef CONFIG_PROC_KCORE
void __init kclist_add(struct kcore_list *, void *, size_t, int type);

extern int __init register_mem_pfn_is_ram(int (*fn)(unsigned long pfn));
#else
static inline
void kclist_add(struct kcore_list *new, void *addr, size_t size, int type)
{
}
#endif

#endif /* _LINUX_KCORE_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
2f96b8c1 DH	2	/*
	3	* /proc/kcore definitions
	4	*/
	5	#ifndef _LINUX_KCORE_H
	6	#define _LINUX_KCORE_H
	7
	8	enum kcore_type {
	9	KCORE_TEXT,
	10	KCORE_VMALLOC,
	11	KCORE_RAM,
	12	KCORE_VMEMMAP,
595dd46e	13	KCORE_USER,
2f96b8c1 DH	14	};
	15
	16	struct kcore_list {
	17	struct list_head list;
	18	unsigned long addr;
	19	size_t size;
	20	int type;
	21	};
	22
	23	struct vmcore {
	24	struct list_head list;
	25	unsigned long long paddr;
	26	unsigned long long size;
	27	loff_t offset;
	28	};
	29
2724273e RL	30	struct vmcoredd_node {
	31	struct list_head list; /* List of dumps */
	32	void buf; / Buffer containing device's dump */
	33	unsigned int size; /* Size of the buffer */
	34	};
	35
2f96b8c1	36	#ifdef CONFIG_PROC_KCORE
a8dd9c4d	37	void __init kclist_add(struct kcore_list , void , size_t, int type);
ffc8599a KS	38
ffc8599a KS	39	extern int __init register_mem_pfn_is_ram(int (*fn)(unsigned long pfn));
2f96b8c1 DH	40	#else
	41	static inline
	42	void kclist_add(struct kcore_list new, void addr, size_t size, int type)
	43	{
	44	}
	45	#endif
	46
	47	#endif /* _LINUX_KCORE_H */