From patchwork Mon May 16 20:35:45 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Schumaker, Anna" X-Patchwork-Id: 12851433 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8769DC43217 for ; Mon, 16 May 2022 21:01:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348860AbiEPVBs (ORCPT ); Mon, 16 May 2022 17:01:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44144 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348953AbiEPVBA (ORCPT ); Mon, 16 May 2022 17:01:00 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A39ED2ACC for ; Mon, 16 May 2022 13:35:54 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 24EC7B8165D for ; Mon, 16 May 2022 20:35:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A0111C36AE5; Mon, 16 May 2022 20:35:51 +0000 (UTC) From: Anna.Schumaker@Netapp.com To: steved@redhat.com, linux-nfs@vger.kernel.org Cc: Anna.Schumaker@Netapp.com Subject: [PATCH v1 2/6] SUNRPC: Introduce xdr_encode_double() Date: Mon, 16 May 2022 16:35:45 -0400 Message-Id: <20220516203549.2605575-3-Anna.Schumaker@Netapp.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220516203549.2605575-1-Anna.Schumaker@Netapp.com> References: <20220516203549.2605575-1-Anna.Schumaker@Netapp.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org From: Anna Schumaker This is similar to xdr_encode_word(), but instead lets us encode a 64-bit wide value into the xdr_buf at the given offset. Signed-off-by: Anna Schumaker --- include/linux/sunrpc/xdr.h | 1 + net/sunrpc/xdr.c | 8 ++++++++ 2 files changed, 9 insertions(+) diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h index 04d47a096f8a..e502fe576813 100644 --- a/include/linux/sunrpc/xdr.h +++ b/include/linux/sunrpc/xdr.h @@ -196,6 +196,7 @@ extern int read_bytes_from_xdr_buf(const struct xdr_buf *, unsigned int, void *, extern int write_bytes_to_xdr_buf(const struct xdr_buf *, unsigned int, void *, unsigned int); extern int xdr_encode_word(const struct xdr_buf *, unsigned int, u32); +extern int xdr_encode_double(const struct xdr_buf *, unsigned int, u64); extern int xdr_decode_word(const struct xdr_buf *, unsigned int, u32 *); struct xdr_array2_desc; diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c index 26559c08f68f..87526bce9e15 100644 --- a/net/sunrpc/xdr.c +++ b/net/sunrpc/xdr.c @@ -1856,6 +1856,14 @@ int xdr_encode_word(const struct xdr_buf *buf, unsigned int base, u32 obj) } EXPORT_SYMBOL_GPL(xdr_encode_word); +int xdr_encode_double(const struct xdr_buf *buf, unsigned int base, u64 obj) +{ + __be64 raw = cpu_to_be64(obj); + + return write_bytes_to_xdr_buf(buf, base, &raw, sizeof(obj)); +} +EXPORT_SYMBOL_GPL(xdr_encode_double); + /* Returns 0 on success, or else a negative error code. */ static int xdr_xcode_array2(const struct xdr_buf *buf, unsigned int base, struct xdr_array2_desc *desc, int encode)