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7e26e9ff0a
This patch changes return type of pstore_is_mounted from int to bool. Signed-off-by: Geliang Tang <geliangtang@163.com> Acked-by: Kees Cook <keescook@chromium.org> Signed-off-by: Tony Luck <tony.luck@intel.com>
69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
#ifndef __PSTORE_INTERNAL_H__
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#define __PSTORE_INTERNAL_H__
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#include <linux/types.h>
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#include <linux/time.h>
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#include <linux/pstore.h>
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#if NR_CPUS <= 2 && defined(CONFIG_ARM_THUMB)
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#define PSTORE_CPU_IN_IP 0x1
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#elif NR_CPUS <= 4 && defined(CONFIG_ARM)
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#define PSTORE_CPU_IN_IP 0x3
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#endif
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struct pstore_ftrace_record {
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unsigned long ip;
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unsigned long parent_ip;
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#ifndef PSTORE_CPU_IN_IP
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unsigned int cpu;
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#endif
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};
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static inline void
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pstore_ftrace_encode_cpu(struct pstore_ftrace_record *rec, unsigned int cpu)
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{
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#ifndef PSTORE_CPU_IN_IP
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rec->cpu = cpu;
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#else
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rec->ip |= cpu;
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#endif
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}
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static inline unsigned int
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pstore_ftrace_decode_cpu(struct pstore_ftrace_record *rec)
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{
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#ifndef PSTORE_CPU_IN_IP
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return rec->cpu;
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#else
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return rec->ip & PSTORE_CPU_IN_IP;
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#endif
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}
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#ifdef CONFIG_PSTORE_FTRACE
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extern void pstore_register_ftrace(void);
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extern void pstore_unregister_ftrace(void);
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#else
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static inline void pstore_register_ftrace(void) {}
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static inline void pstore_unregister_ftrace(void) {}
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#endif
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#ifdef CONFIG_PSTORE_PMSG
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extern void pstore_register_pmsg(void);
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extern void pstore_unregister_pmsg(void);
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#else
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static inline void pstore_register_pmsg(void) {}
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static inline void pstore_unregister_pmsg(void) {}
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#endif
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extern struct pstore_info *psinfo;
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extern void pstore_set_kmsg_bytes(int);
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extern void pstore_get_records(int);
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extern int pstore_mkfile(enum pstore_type_id, char *psname, u64 id,
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int count, char *data, bool compressed,
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size_t size, struct timespec time,
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struct pstore_info *psi);
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extern bool pstore_is_mounted(void);
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#endif
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