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From: "Tzvetomir Stoyanov (VMware)" <tz.stoyanov@gmail.com>
To: rostedt@goodmis.org
Cc: linux-trace-devel@vger.kernel.org
Subject: [PATCH v2 02/21] trace-cmd library: Remove unused API tracecmd_update_option
Date: Mon, 10 May 2021 09:16:17 +0300	[thread overview]
Message-ID: <20210510061636.1794357-3-tz.stoyanov@gmail.com> (raw)
In-Reply-To: <20210510061636.1794357-1-tz.stoyanov@gmail.com>

Removed not used trace-cmd library API for updating the options section
of already written trace file:
 tracecmd_update_option()

Signed-off-by: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
---
 .../include/private/trace-cmd-private.h       |  3 --
 lib/trace-cmd/trace-output.c                  | 40 -------------------
 2 files changed, 43 deletions(-)

diff --git a/lib/trace-cmd/include/private/trace-cmd-private.h b/lib/trace-cmd/include/private/trace-cmd-private.h
index 8ec33ea2..ecd172ca 100644
--- a/lib/trace-cmd/include/private/trace-cmd-private.h
+++ b/lib/trace-cmd/include/private/trace-cmd-private.h
@@ -290,9 +290,6 @@ int tracecmd_write_cpus(struct tracecmd_output *handle, int cpus);
 int tracecmd_write_cmdlines(struct tracecmd_output *handle);
 int tracecmd_write_options(struct tracecmd_output *handle);
 int tracecmd_append_options(struct tracecmd_output *handle);
-int tracecmd_update_option(struct tracecmd_output *handle,
-			   struct tracecmd_option *option, int size,
-			   const void *data);
 void tracecmd_output_close(struct tracecmd_output *handle);
 void tracecmd_output_free(struct tracecmd_output *handle);
 struct tracecmd_output *tracecmd_copy(struct tracecmd_input *ihandle,
diff --git a/lib/trace-cmd/trace-output.c b/lib/trace-cmd/trace-output.c
index 9231c319..c0aa58cf 100644
--- a/lib/trace-cmd/trace-output.c
+++ b/lib/trace-cmd/trace-output.c
@@ -1229,46 +1229,6 @@ int tracecmd_append_options(struct tracecmd_output *handle)
 	return 0;
 }
 
-int tracecmd_update_option(struct tracecmd_output *handle,
-			   struct tracecmd_option *option, int size,
-			   const void *data)
-{
-	tsize_t offset;
-	stsize_t ret;
-
-	if (size > option->size) {
-		tracecmd_warning("Can't update option with more data than allocated");
-		return -1;
-	}
-
-	if (handle->file_state < TRACECMD_FILE_OPTIONS) {
-		/* Hasn't been written yet. Just update current pointer */
-		option->size = size;
-		memcpy(option->data, data, size);
-		return 0;
-	}
-
-	/* Save current offset */
-	offset = lseek64(handle->fd, 0, SEEK_CUR);
-
-	ret = lseek64(handle->fd, option->offset, SEEK_SET);
-	if (ret == (off64_t)-1) {
-		tracecmd_warning("could not seek to %lld\n", option->offset);
-		return -1;
-	}
-
-	if (do_write_check(handle, data, size))
-		return -1;
-
-	ret = lseek64(handle->fd, offset, SEEK_SET);
-	if (ret == (off64_t)-1) {
-		tracecmd_warning("could not seek to %lld\n", offset);
-		return -1;
-	}
-
-	return 0;
-}
-
 struct tracecmd_option *
 tracecmd_add_buffer_option(struct tracecmd_output *handle, const char *name,
 			   int cpus)
-- 
2.31.1


  parent reply	other threads:[~2021-05-10  6:16 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-10  6:16 [PoC PATCH v2 00/21] Add trace file compression Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 01/21] trace-cmd library: Remove unused private APIs for creating trace files Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` Tzvetomir Stoyanov (VMware) [this message]
2021-05-10  6:16 ` [PATCH v2 03/21] trace-cmd: Check if file version is supported Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 04/21] trace-cmd library: Add new API to get file version of input handler Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 05/21] trace-cmd library: Select the file version when writing trace file Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 06/21] trace-cmd: Add APIs for library initialization and free Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 07/21] trace-cmd library: Add support for compression algorithms Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 08/21] trace-cmd list: Show supported " Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 09/21] trace-cmd library: Bump the trace file version to 7 Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 10/21] trace-cmd library: Compress part of the trace file Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 11/21] trace-cmd library: Read compressed " Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 12/21] trace-cmd library: Add new API to get compression of input handler Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 13/21] trace-cmd library: Inherit compression algorithm from input file Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 14/21] trace-cmd library: Extend the create file APIs to support different compression Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 15/21] trace-cmd record: Add new parameter --compression Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 16/21] trace-cmd dump: Add support for trace files version 7 Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 17/21] trace-cmd library: Add support for zlib compression library Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 18/21] trace-cmd library: Hide the logic for updating buffer offset Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 19/21] trace-cmd: Move buffers description outside of options Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 20/21] trace-cmd library: Track the offset in the option section in the trace file Tzvetomir Stoyanov (VMware)
2021-05-10  6:16 ` [PATCH v2 21/21] trace-cmd library: Add compression of the option section of " Tzvetomir Stoyanov (VMware)

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