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00447ccdf3
Add a thread stack for synthesizing call chains from call and return events. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1414678188-14946-2-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
32 lines
998 B
C
32 lines
998 B
C
/*
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* thread-stack.h: Synthesize a thread's stack using call / return events
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* Copyright (c) 2014, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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*/
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#ifndef __PERF_THREAD_STACK_H
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#define __PERF_THREAD_STACK_H
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#include <sys/types.h>
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#include <linux/types.h>
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struct thread;
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struct ip_callchain;
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int thread_stack__event(struct thread *thread, u32 flags, u64 from_ip,
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u64 to_ip, u16 insn_len, u64 trace_nr);
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void thread_stack__sample(struct thread *thread, struct ip_callchain *chain,
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size_t sz, u64 ip);
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void thread_stack__free(struct thread *thread);
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#endif
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