From 7728fa0cfaeb7d25b12c8865c733359cc8e5fb13 Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Mon, 7 Oct 2019 14:53:17 +0200 Subject: libperf: Adopt perf_mmap__consume() function from tools/perf Move perf_mmap__consume() vrom tools/perf to libperf and export it in the perf/mmap.h header. Move also the needed helpers perf_mmap__write_tail(), perf_mmap__read_head() and perf_mmap__empty(). Signed-off-by: Jiri Olsa Cc: Alexander Shishkin Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/20191007125344.14268-10-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/lib/libperf.map | 1 + 1 file changed, 1 insertion(+) (limited to 'tools/perf/lib/libperf.map') diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map index ab8dbde1136c..d7b327f224e2 100644 --- a/tools/perf/lib/libperf.map +++ b/tools/perf/lib/libperf.map @@ -40,6 +40,7 @@ LIBPERF_0.0.1 { perf_evlist__next; perf_evlist__set_maps; perf_evlist__poll; + perf_mmap__consume; local: *; }; -- cgit v1.2.3 From 7c4d41824f9afc659ba425a41018546531cffd72 Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Mon, 7 Oct 2019 14:53:18 +0200 Subject: libperf: Adopt perf_mmap__read_init() from tools/perf Move perf_mmap__read_init() from tools/perf to libperf and export it in perf/mmap.h header. And add pr_debug2()/pr_debug3() macros support, because the code is using them. Signed-off-by: Jiri Olsa Cc: Alexander Shishkin Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/20191007125344.14268-11-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/lib/libperf.map | 1 + 1 file changed, 1 insertion(+) (limited to 'tools/perf/lib/libperf.map') diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map index d7b327f224e2..bc3fbb213a3e 100644 --- a/tools/perf/lib/libperf.map +++ b/tools/perf/lib/libperf.map @@ -41,6 +41,7 @@ LIBPERF_0.0.1 { perf_evlist__set_maps; perf_evlist__poll; perf_mmap__consume; + perf_mmap__read_init; local: *; }; -- cgit v1.2.3 From 32fdc2ca7e2ae8ae5d0ff660ca7783acd8ee6396 Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Mon, 7 Oct 2019 14:53:19 +0200 Subject: libperf: Adopt perf_mmap__read_done() from tools/perf Move perf_mmap__read_init() from tools/perf to libperf and export it in the perf/mmap.h header. Signed-off-by: Jiri Olsa Cc: Alexander Shishkin Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/20191007125344.14268-12-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/lib/libperf.map | 1 + 1 file changed, 1 insertion(+) (limited to 'tools/perf/lib/libperf.map') diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map index bc3fbb213a3e..7e3ea2e9c917 100644 --- a/tools/perf/lib/libperf.map +++ b/tools/perf/lib/libperf.map @@ -42,6 +42,7 @@ LIBPERF_0.0.1 { perf_evlist__poll; perf_mmap__consume; perf_mmap__read_init; + perf_mmap__read_done; local: *; }; -- cgit v1.2.3 From 151ed5d70da87720022e4171227733a008b3c719 Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Mon, 7 Oct 2019 14:53:20 +0200 Subject: libperf: Adopt perf_mmap__read_event() from tools/perf Move perf_mmap__read_event() from tools/perf to libperf and export it in the perf/mmap.h header. Signed-off-by: Jiri Olsa Cc: Alexander Shishkin Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/20191007125344.14268-13-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/lib/libperf.map | 1 + 1 file changed, 1 insertion(+) (limited to 'tools/perf/lib/libperf.map') diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map index 7e3ea2e9c917..8bb0d73e0c6c 100644 --- a/tools/perf/lib/libperf.map +++ b/tools/perf/lib/libperf.map @@ -43,6 +43,7 @@ LIBPERF_0.0.1 { perf_mmap__consume; perf_mmap__read_init; perf_mmap__read_done; + perf_mmap__read_event; local: *; }; -- cgit v1.2.3 From d1a177595b3a824c72dacb0f9d1a4e5906eaef0e Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Mon, 7 Oct 2019 14:53:21 +0200 Subject: libperf: Adopt perf_evlist__mmap()/munmap() from tools/perf Add libperf's version of perf_evlist__mmap()/munmap() functions and exporting them in the perf/evlist.h header. It's the backbone of what we have in perf code. The following changes will add needed callbacks and then we'll finally switch the perf code to use libperf's version. Add mmap/mmap_ovw 'struct perf_mmap' object arrays to hold maps for libperf's evlist. Signed-off-by: Jiri Olsa Cc: Alexander Shishkin Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/20191007125344.14268-14-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/lib/libperf.map | 2 ++ 1 file changed, 2 insertions(+) (limited to 'tools/perf/lib/libperf.map') diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map index 8bb0d73e0c6c..5a18fd1aacf2 100644 --- a/tools/perf/lib/libperf.map +++ b/tools/perf/lib/libperf.map @@ -40,6 +40,8 @@ LIBPERF_0.0.1 { perf_evlist__next; perf_evlist__set_maps; perf_evlist__poll; + perf_evlist__mmap; + perf_evlist__munmap; perf_mmap__consume; perf_mmap__read_init; perf_mmap__read_done; -- cgit v1.2.3 From 84227cb11ff4d9815b9b1daf0c1a2bd7e9274c58 Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Mon, 7 Oct 2019 14:53:34 +0200 Subject: libperf: Adopt perf_evlist__filter_pollfd() from tools/perf Introduce the perf_evlist__filter_pollfd function and export it in the perf/evlist.h header, so that libperf users can check if the descriptor is still alive. Signed-off-by: Jiri Olsa Cc: Alexander Shishkin Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/20191007125344.14268-27-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/lib/libperf.map | 1 + 1 file changed, 1 insertion(+) (limited to 'tools/perf/lib/libperf.map') diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map index 5a18fd1aacf2..2184aba36c3f 100644 --- a/tools/perf/lib/libperf.map +++ b/tools/perf/lib/libperf.map @@ -42,6 +42,7 @@ LIBPERF_0.0.1 { perf_evlist__poll; perf_evlist__mmap; perf_evlist__munmap; + perf_evlist__filter_pollfd; perf_mmap__consume; perf_mmap__read_init; perf_mmap__read_done; -- cgit v1.2.3