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afe61f6778
Add routines to locate the debugfs mount point and to manage the mounting and unmounting of the debugfs. Signed-off-by: Clark Williams <williams@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> LKML-Reference: <20091101155621.2b3503ee@torg> Signed-off-by: Ingo Molnar <mingo@elte.hu>
26 lines
700 B
C
26 lines
700 B
C
#ifndef __DEBUGFS_H__
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#define __DEBUGFS_H__
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#include <sys/mount.h>
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#ifndef MAX_PATH
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# define MAX_PATH 256
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#endif
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#ifndef STR
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# define _STR(x) #x
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# define STR(x) _STR(x)
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#endif
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extern const char *debugfs_find_mountpoint(void);
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extern int debugfs_valid_mountpoint(const char *debugfs);
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extern int debugfs_valid_entry(const char *path);
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extern int debugfs_mount(const char *mountpoint);
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extern int debugfs_umount(void);
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extern int debugfs_write(const char *entry, const char *value);
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extern int debugfs_read(const char *entry, char *buffer, size_t size);
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extern void debugfs_force_cleanup(void);
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extern int debugfs_make_path(const char *element, char *buffer, int size);
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#endif /* __DEBUGFS_H__ */
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