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39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
#ifndef PROCESS_H
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#define PROCESS_H
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#include "binfile.h"
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typedef struct Process Process;
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/* We are making the assumption that pid's are not recycled during
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* a profiling run. That is wrong, but necessary to avoid reading
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* from /proc/<pid>/maps on every sample (which would be a race
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* condition anyway).
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*
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* If the address passed to new_from_pid() is somewhere that hasn't
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* been checked before, the mappings are reread for the Process. This
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* means that if some previously sampled pages have been unmapped,
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* they will be lost and appear as "???" on the profile.
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*
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* To flush the pid cache, call process_flush_caches().
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* This will invalidate all instances of Process.
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*
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*/
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void process_flush_caches (void);
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Process * process_get_from_pid (int pid);
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void process_ensure_map (Process *process,
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int pid,
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gulong address);
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const Symbol *process_lookup_symbol (Process *process,
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gulong address);
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const Symbol *process_lookup_symbol_with_filename (Process *process,
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int pid,
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gulong map_start,
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const char *filename,
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gulong address);
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const char * process_get_cmdline (Process *process);
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#endif
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