Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752712AbdLCCDM (ORCPT ); Sat, 2 Dec 2017 21:03:12 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:2198 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752646AbdLCCDI (ORCPT ); Sat, 2 Dec 2017 21:03:08 -0500 From: Wang Nan To: , , , , CC: Wang Nan Subject: [PATCH v2 4/8] perf tools: Remove overwrite from arguments list of perf_mmap__push Date: Sun, 3 Dec 2017 02:00:40 +0000 Message-ID: <20171203020044.81680-5-wangnan0@huawei.com> X-Mailer: git-send-email 2.10.1 In-Reply-To: <20171203020044.81680-1-wangnan0@huawei.com> References: <20171203020044.81680-1-wangnan0@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.107.193.248] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2554 Lines: 69 'overwrite' argument is always 'false'. Revmove it from arguments list of perf_mmap__push. Signed-off-by: Wang Nan --- tools/perf/builtin-record.c | 2 +- tools/perf/util/mmap.c | 6 +++--- tools/perf/util/mmap.h | 2 +- 3 files changed, 5 insertions(+), 5 deletions(-) diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 3bc6cee..26b8571 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -500,7 +500,7 @@ static int record__mmap_read_evlist(struct record *rec, struct perf_evlist *evli struct auxtrace_mmap *mm = &maps[i].auxtrace_mmap; if (maps[i].base) { - if (perf_mmap__push(&maps[i], false, backward, rec, record__pushfn) != 0) { + if (perf_mmap__push(&maps[i], backward, rec, record__pushfn) != 0) { rc = -1; goto out; } diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c index 9fe5f9c..703ed41 100644 --- a/tools/perf/util/mmap.c +++ b/tools/perf/util/mmap.c @@ -299,7 +299,7 @@ static int rb_find_range(void *data, int mask, u64 head, u64 old, return backward_rb_find_range(data, mask, head, start, end); } -int perf_mmap__push(struct perf_mmap *md, bool overwrite, bool backward, +int perf_mmap__push(struct perf_mmap *md, bool backward, void *to, int push(void *to, void *buf, size_t size)) { u64 head = perf_mmap__read_head(md); @@ -321,7 +321,7 @@ int perf_mmap__push(struct perf_mmap *md, bool overwrite, bool backward, WARN_ONCE(1, "failed to keep up with mmap data. (warn only once)\n"); md->prev = head; - perf_mmap__consume(md, overwrite || backward); + perf_mmap__consume(md, backward); return 0; } @@ -346,7 +346,7 @@ int perf_mmap__push(struct perf_mmap *md, bool overwrite, bool backward, } md->prev = head; - perf_mmap__consume(md, overwrite || backward); + perf_mmap__consume(md, backward); out: return rc; } diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h index efd78b8..2c3d291 100644 --- a/tools/perf/util/mmap.h +++ b/tools/perf/util/mmap.h @@ -89,7 +89,7 @@ static inline void perf_mmap__write_tail(struct perf_mmap *md, u64 tail) union perf_event *perf_mmap__read_forward(struct perf_mmap *map, bool check_messup); union perf_event *perf_mmap__read_backward(struct perf_mmap *map); -int perf_mmap__push(struct perf_mmap *md, bool overwrite, bool backward, +int perf_mmap__push(struct perf_mmap *md, bool backward, void *to, int push(void *to, void *buf, size_t size)); size_t perf_mmap__mmap_len(struct perf_mmap *map); -- 2.10.1