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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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cddcef6077
Sharing map groups within all process threads. This way there's only one copy of mmap info and it's reachable from any thread within the process. Original-patch-by: Arnaldo Carvalho de Melo <acme@kernel.org> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: David Ahern <dsahern@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1397490723-1992-5-git-send-email-jolsa@redhat.com Signed-off-by: Jiri Olsa <jolsa@kernel.org>
82 lines
2.1 KiB
C
82 lines
2.1 KiB
C
#ifndef __PERF_THREAD_H
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#define __PERF_THREAD_H
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#include <linux/rbtree.h>
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#include <linux/list.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include "symbol.h"
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#include <strlist.h>
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struct thread {
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union {
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struct rb_node rb_node;
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struct list_head node;
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};
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struct map_groups *mg;
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pid_t pid_; /* Not all tools update this */
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pid_t tid;
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pid_t ppid;
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char shortname[3];
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bool comm_set;
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bool dead; /* if set thread has exited */
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struct list_head comm_list;
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int comm_len;
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void *priv;
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};
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struct machine;
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struct comm;
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struct thread *thread__new(pid_t pid, pid_t tid);
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int thread__init_map_groups(struct thread *thread, struct machine *machine);
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void thread__delete(struct thread *thread);
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static inline void thread__exited(struct thread *thread)
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{
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thread->dead = true;
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}
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int thread__set_comm(struct thread *thread, const char *comm, u64 timestamp);
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int thread__comm_len(struct thread *thread);
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struct comm *thread__comm(const struct thread *thread);
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const char *thread__comm_str(const struct thread *thread);
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void thread__insert_map(struct thread *thread, struct map *map);
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int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp);
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size_t thread__fprintf(struct thread *thread, FILE *fp);
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void thread__find_addr_map(struct thread *thread, struct machine *machine,
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u8 cpumode, enum map_type type, u64 addr,
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struct addr_location *al);
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void thread__find_addr_location(struct thread *thread, struct machine *machine,
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u8 cpumode, enum map_type type, u64 addr,
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struct addr_location *al);
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void thread__find_cpumode_addr_location(struct thread *thread,
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struct machine *machine,
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enum map_type type, u64 addr,
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struct addr_location *al);
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static inline void *thread__priv(struct thread *thread)
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{
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return thread->priv;
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}
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static inline void thread__set_priv(struct thread *thread, void *p)
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{
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thread->priv = p;
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}
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static inline bool thread__is_filtered(struct thread *thread)
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{
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if (symbol_conf.comm_list &&
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!strlist__has_entry(symbol_conf.comm_list, thread__comm_str(thread))) {
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return true;
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}
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return false;
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}
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#endif /* __PERF_THREAD_H */
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