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X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-103.7 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE,USER_IN_WELCOMELIST,USER_IN_WHITELIST autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH v3 11/18] tftp: reduce block size on lookup requests X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) Save some bytes on network traffic by reducing the server response for lookup requests. Signed-off-by: Enrico Scholz --- fs/tftp.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/fs/tftp.c b/fs/tftp.c index 9f881249ce07..2ed62b77901b 100644 --- a/fs/tftp.c +++ b/fs/tftp.c @@ -148,7 +148,9 @@ static int tftp_send(struct file_priv *priv) '\0', /* "tsize" */ priv->filesize, '\0', '\0', /* "blksize" */ - TFTP_MTU_SIZE); + /* use only a minimal blksize for getattr + operations, */ + priv->is_getattr ? TFTP_BLOCK_SIZE : TFTP_MTU_SIZE); pkt++; len = pkt - xp; break; -- 2.37.1