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Thu, 22 Apr 2021 00:39:08 -0700 (PDT) From: "Tzvetomir Stoyanov (VMware)" To: rostedt@goodmis.org Cc: linux-trace-devel@vger.kernel.org Subject: [PATCH 05/10] trace-cmd library: Add new API to get compression of input handler Date: Thu, 22 Apr 2021 10:38:57 +0300 Message-Id: <20210422073902.484953-6-tz.stoyanov@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210422073902.484953-1-tz.stoyanov@gmail.com> References: <20210422073902.484953-1-tz.stoyanov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org The new API returns a handler to compression algorithm, used to compress the trace file asociated with given input file handler: tracecmd_get_file_comperssion() Signed-off-by: Tzvetomir Stoyanov (VMware) --- lib/trace-cmd/include/private/trace-cmd-private.h | 2 ++ lib/trace-cmd/trace-input.c | 11 +++++++++++ 2 files changed, 13 insertions(+) diff --git a/lib/trace-cmd/include/private/trace-cmd-private.h b/lib/trace-cmd/include/private/trace-cmd-private.h index c562fc5d..4d2116ab 100644 --- a/lib/trace-cmd/include/private/trace-cmd-private.h +++ b/lib/trace-cmd/include/private/trace-cmd-private.h @@ -236,6 +236,8 @@ unsigned long long tracecmd_get_cursor(struct tracecmd_input *handle, int cpu); unsigned long tracecmd_get_file_version(struct tracecmd_input *handle); +struct tracecmd_compress_proto * +tracecmd_get_file_comperssion(struct tracecmd_input *handle); int tracecmd_ftrace_overrides(struct tracecmd_input *handle, struct tracecmd_ftrace *finfo); bool tracecmd_get_use_trace_clock(struct tracecmd_input *handle); diff --git a/lib/trace-cmd/trace-input.c b/lib/trace-cmd/trace-input.c index b96b0192..ad5af5fa 100644 --- a/lib/trace-cmd/trace-input.c +++ b/lib/trace-cmd/trace-input.c @@ -4192,6 +4192,17 @@ unsigned long tracecmd_get_file_version(struct tracecmd_input *handle) return handle->file_version; } +/** + * tracecmd_get_file_comperssion - return a handler to compression protocol, + * used to compress the trace file + * @handle: input handle for the trace.dat file + */ +struct tracecmd_compress_proto * +tracecmd_get_file_comperssion(struct tracecmd_input *handle) +{ + return handle->z_proto; +} + /** * tracecmd_get_use_trace_clock - return use_trace_clock * @handle: input handle for the trace.dat file -- 2.30.2