From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 30 Jul 2024 10:17:47 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1sYi3H-004P3i-1l for lore@lore.pengutronix.de; Tue, 30 Jul 2024 10:17:47 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1sYi3H-00056p-0G for lore@pengutronix.de; Tue, 30 Jul 2024 10:17:47 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:Date:Message-Id:Subject:References:In-Reply-To:To: From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=wPjXU/LcEDp3LRUc7InmbaRrppMXyxuVbUgb3nvXdY8=; b=GlvUQmJtsqrB7EOxlhDV7yTPPE aV7KgTJJtHSKkFbNjfJQWEXI7DKTsfz1NmeSFJEawkYqAWS9bHYB7IuO0lJ/aaU2Chh8oSrnXLw49 Pwqxf+ERtzTzIoALf6J+UYfwmbxBM8glJ8xQyYYGxeOEshUh6HoU8lDphXIKbrmW5B5+5secLYcDf vLDyDhkwK5aPfgp5AvGqhxV+KHpET0oTL9IYRkzZ1ASip3eImjcw/2H8S9qxB3GpGQO/tr3FMkgNK CCbnBwxgTH6JRVicj1mTOLh87DkJoWX/wJ47GEExO7XUz77Ci5Sf1rFbiLm5gs2ja86vjKpw5wT9S DbPD48Lw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sYi2l-0000000ED8R-41yZ; Tue, 30 Jul 2024 08:17:15 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sYi2j-0000000ED7L-1fhR for barebox@lists.infradead.org; Tue, 30 Jul 2024 08:17:14 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1sYi2i-00052l-0U; Tue, 30 Jul 2024 10:17:12 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1sYi2h-003Ey8-Jx; Tue, 30 Jul 2024 10:17:11 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1sYi2h-004ntf-1n; Tue, 30 Jul 2024 10:17:11 +0200 From: Sascha Hauer To: barebox@lists.infradead.org, Ahmad Fatoum In-Reply-To: <20240724090932.134375-1-a.fatoum@pengutronix.de> References: <20240724090932.134375-1-a.fatoum@pengutronix.de> Message-Id: <172232743155.1145032.9456095474325050115.b4-ty@pengutronix.de> Date: Tue, 30 Jul 2024 10:17:11 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.12.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240730_011713_469278_D3B719D9 X-CRM114-Status: UNSURE ( 6.29 ) X-CRM114-Notice: Please train this message. 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.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.3 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH] fs: ramfs: simplify len calculation in ramfs_find_chunk X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) On Wed, 24 Jul 2024 11:09:32 +0200, Ahmad Fatoum wrote: > ramfs_find_chunk finds the correct chunk and additionally returns via > argument pointers the offset to use and the remaining length. > > While correct, the way the remaining len is calculated can be simplified > by using the offset previously calculated: > > data->ofs + data->size - pos > data->size - pos + data->ofs > data->size - (pos - data->ofs) > data->size - (*ofs) > > [...] Applied, thanks! [1/1] fs: ramfs: simplify len calculation in ramfs_find_chunk https://git.pengutronix.de/cgit/barebox/commit/?id=e2f6209720d8 (link may not be stable) Best regards, -- Sascha Hauer