From 40cb2d5141bdd52b3c00bb78799118c4606947ac Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Tue, 6 Aug 2019 11:28:02 +0200 Subject: [PATCH] libperf: Move 'pollfd' from 'struct evlist' to 'struct perf_evlist' Moving 'pollfd' from 'struct evlist' to 'struct perf_evlist' it will be used in following patches. Signed-off-by: Jiri Olsa Cc: Alexander Shishkin Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/20190913132355.21634-23-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-kvm.c | 2 +- tools/perf/lib/include/internal/evlist.h | 2 ++ tools/perf/util/evlist.c | 18 +++++++++--------- tools/perf/util/evlist.h | 1 - tools/perf/util/python.c | 6 +++--- 5 files changed, 15 insertions(+), 14 deletions(-) diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index e2b42efc86fa..710a2898ed6c 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -981,7 +981,7 @@ static int kvm_events_live_report(struct perf_kvm_stat *kvm) evlist__enable(kvm->evlist); while (!done) { - struct fdarray *fda = &kvm->evlist->pollfd; + struct fdarray *fda = &kvm->evlist->core.pollfd; int rc; rc = perf_kvm__mmap_read(kvm); diff --git a/tools/perf/lib/include/internal/evlist.h b/tools/perf/lib/include/internal/evlist.h index 01b813616440..8a4eb66fbf3a 100644 --- a/tools/perf/lib/include/internal/evlist.h +++ b/tools/perf/lib/include/internal/evlist.h @@ -3,6 +3,7 @@ #define __LIBPERF_INTERNAL_EVLIST_H #include +#include struct perf_cpu_map; struct perf_thread_map; @@ -15,6 +16,7 @@ struct perf_evlist { struct perf_thread_map *threads; int nr_mmaps; size_t mmap_len; + struct fdarray pollfd; }; /** diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 4d8cde099e10..13595e8e6b4b 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -61,7 +61,7 @@ void evlist__init(struct evlist *evlist, struct perf_cpu_map *cpus, INIT_HLIST_HEAD(&evlist->heads[i]); perf_evlist__init(&evlist->core); perf_evlist__set_maps(&evlist->core, cpus, threads); - fdarray__init(&evlist->pollfd, 64); + fdarray__init(&evlist->core.pollfd, 64); evlist->workload.pid = -1; evlist->bkw_mmap_state = BKW_MMAP_NOTREADY; } @@ -142,7 +142,7 @@ void evlist__exit(struct evlist *evlist) { zfree(&evlist->mmap); zfree(&evlist->overwrite_mmap); - fdarray__exit(&evlist->pollfd); + fdarray__exit(&evlist->core.pollfd); } void evlist__delete(struct evlist *evlist) @@ -416,8 +416,8 @@ int perf_evlist__alloc_pollfd(struct evlist *evlist) nfds += nr_cpus * nr_threads; } - if (fdarray__available_entries(&evlist->pollfd) < nfds && - fdarray__grow(&evlist->pollfd, nfds) < 0) + if (fdarray__available_entries(&evlist->core.pollfd) < nfds && + fdarray__grow(&evlist->core.pollfd, nfds) < 0) return -ENOMEM; return 0; @@ -426,13 +426,13 @@ int perf_evlist__alloc_pollfd(struct evlist *evlist) static int __perf_evlist__add_pollfd(struct evlist *evlist, int fd, struct mmap *map, short revent) { - int pos = fdarray__add(&evlist->pollfd, fd, revent | POLLERR | POLLHUP); + int pos = fdarray__add(&evlist->core.pollfd, fd, revent | POLLERR | POLLHUP); /* * Save the idx so that when we filter out fds POLLHUP'ed we can * close the associated evlist->mmap[] entry. */ if (pos >= 0) { - evlist->pollfd.priv[pos].ptr = map; + evlist->core.pollfd.priv[pos].ptr = map; fcntl(fd, F_SETFL, O_NONBLOCK); } @@ -456,13 +456,13 @@ static void perf_evlist__munmap_filtered(struct fdarray *fda, int fd, int perf_evlist__filter_pollfd(struct evlist *evlist, short revents_and_mask) { - return fdarray__filter(&evlist->pollfd, revents_and_mask, + return fdarray__filter(&evlist->core.pollfd, revents_and_mask, perf_evlist__munmap_filtered, NULL); } int perf_evlist__poll(struct evlist *evlist, int timeout) { - return fdarray__poll(&evlist->pollfd, timeout); + return fdarray__poll(&evlist->core.pollfd, timeout); } static void perf_evlist__id_hash(struct evlist *evlist, @@ -1009,7 +1009,7 @@ int evlist__mmap_ex(struct evlist *evlist, unsigned int pages, if (!evlist->mmap) return -ENOMEM; - if (evlist->pollfd.entries == NULL && perf_evlist__alloc_pollfd(evlist) < 0) + if (evlist->core.pollfd.entries == NULL && perf_evlist__alloc_pollfd(evlist) < 0) return -ENOMEM; evlist->core.mmap_len = evlist__mmap_size(pages); diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h index 765cee8bced1..4fcdf93eb19c 100644 --- a/tools/perf/util/evlist.h +++ b/tools/perf/util/evlist.h @@ -64,7 +64,6 @@ struct evlist { int cork_fd; pid_t pid; } workload; - struct fdarray pollfd; struct mmap *mmap; struct mmap *overwrite_mmap; struct evsel *selected; diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c index 62144b97e17b..fcbafb1e8d9d 100644 --- a/tools/perf/util/python.c +++ b/tools/perf/util/python.c @@ -935,17 +935,17 @@ static PyObject *pyrf_evlist__get_pollfd(struct pyrf_evlist *pevlist, PyObject *list = PyList_New(0); int i; - for (i = 0; i < evlist->pollfd.nr; ++i) { + for (i = 0; i < evlist->core.pollfd.nr; ++i) { PyObject *file; #if PY_MAJOR_VERSION < 3 - FILE *fp = fdopen(evlist->pollfd.entries[i].fd, "r"); + FILE *fp = fdopen(evlist->core.pollfd.entries[i].fd, "r"); if (fp == NULL) goto free_list; file = PyFile_FromFile(fp, "perf", "r", NULL); #else - file = PyFile_FromFd(evlist->pollfd.entries[i].fd, "perf", "r", -1, + file = PyFile_FromFd(evlist->core.pollfd.entries[i].fd, "perf", "r", -1, NULL, NULL, NULL, 0); #endif if (file == NULL)