From patchwork Thu Apr 28 07:35:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tiezhu Yang X-Patchwork-Id: 12830122 X-Patchwork-Delegate: bpf@iogearbox.net 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 9F94EC4332F for ; Thu, 28 Apr 2022 07:36:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245434AbiD1HjL (ORCPT ); Thu, 28 Apr 2022 03:39:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42924 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245619AbiD1HjF (ORCPT ); Thu, 28 Apr 2022 03:39:05 -0400 Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 379B14EF58; Thu, 28 Apr 2022 00:35:50 -0700 (PDT) Received: from linux.localdomain (unknown [113.200.148.30]) by mail.loongson.cn (Coremail) with SMTP id AQAAf9BxUNrQQ2piqFEBAA--.6543S3; Thu, 28 Apr 2022 15:35:46 +0800 (CST) From: Tiezhu Yang To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Jonathan Corbet Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH bpf-next RESEND 1/2] bpf, docs: Remove duplicated word "instructions" Date: Thu, 28 Apr 2022 15:35:43 +0800 Message-Id: <1651131344-24528-2-git-send-email-yangtiezhu@loongson.cn> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1651131344-24528-1-git-send-email-yangtiezhu@loongson.cn> References: <1651131344-24528-1-git-send-email-yangtiezhu@loongson.cn> X-CM-TRANSID: AQAAf9BxUNrQQ2piqFEBAA--.6543S3 X-Coremail-Antispam: 1UD129KBjvdXoWrtF4UCryftFy3XF18Wr1UAwb_yoWfArg_CF y7tFW5C3Z8Ka4rKr4UCr1UXF97uFWrCr18Ar1jyrsFq34DXa1DAFZ8tryqy343Cr4xuFn8 JrZ7Xr13ArnxCjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbqxYjsxI4VWxJwAYFVCjjxCrM7AC8VAFwI0_Xr0_Wr1l1xkIjI8I 6I8E6xAIw20EY4v20xvaj40_Wr0E3s1l1IIY67AEw4v_Jr0_Jr4l82xGYIkIc2x26280x7 IE14v26r18M28IrcIa0xkI8VCY1x0267AKxVWUCVW8JwA2ocxC64kIII0Yj41l84x0c7CE w4AK67xGY2AK021l84ACjcxK6xIIjxv20xvE14v26ryj6F1UM28EF7xvwVC0I7IYx2IY6x kF7I0E14v26r4UJVWxJr1l84ACjcxK6I8E87Iv67AKxVWxJr0_GcWl84ACjcxK6I8E87Iv 6xkF7I0E14v26rxl6s0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c 02F40Ex7xfMcIj6xIIjxv20xvE14v26r1Y6r17McIj6I8E87Iv67AKxVW8JVWxJwAm72CE 4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41lc7CjxVAaw2AFwI0_JF0_Jw1lc2xSY4 AK67AK6r4xMxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8C rVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUtVW8Zw CIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE2Ix0cI8IcVCY1x02 67AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Jr 0_Gr1lIxAIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI43ZEXa7IU0eT 5PUUUUU== X-CM-SenderInfo: p1dqw3xlh2x3gn0dqz5rrqw2lrqou0/ Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: bpf@iogearbox.net The word "instructions" is duplicated, remove it. Signed-off-by: Tiezhu Yang --- Documentation/bpf/instruction-set.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/bpf/instruction-set.rst b/Documentation/bpf/instruction-set.rst index 5300837..30b019c 100644 --- a/Documentation/bpf/instruction-set.rst +++ b/Documentation/bpf/instruction-set.rst @@ -130,7 +130,7 @@ Byte swap instructions The byte swap instructions use an instruction class of ``BFP_ALU`` and a 4-bit code field of ``BPF_END``. -The byte swap instructions instructions operate on the destination register +The byte swap instructions operate on the destination register only and do not use a separate source register or immediate value. The 1-bit source operand field in the opcode is used to to select what byte From patchwork Thu Apr 28 07:35:44 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tiezhu Yang X-Patchwork-Id: 12830124 X-Patchwork-Delegate: bpf@iogearbox.net 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 DF6C8C433F5 for ; Thu, 28 Apr 2022 07:36:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245523AbiD1HjO (ORCPT ); Thu, 28 Apr 2022 03:39:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42884 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245610AbiD1HjF (ORCPT ); Thu, 28 Apr 2022 03:39:05 -0400 Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 0FEAC344ED; Thu, 28 Apr 2022 00:35:49 -0700 (PDT) Received: from linux.localdomain (unknown [113.200.148.30]) by mail.loongson.cn (Coremail) with SMTP id AQAAf9BxUNrQQ2piqFEBAA--.6543S4; Thu, 28 Apr 2022 15:35:46 +0800 (CST) From: Tiezhu Yang To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Jonathan Corbet Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH bpf-next RESEND 2/2] bpf, docs: BPF_FROM_BE exists as alias for BPF_TO_BE Date: Thu, 28 Apr 2022 15:35:44 +0800 Message-Id: <1651131344-24528-3-git-send-email-yangtiezhu@loongson.cn> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1651131344-24528-1-git-send-email-yangtiezhu@loongson.cn> References: <1651131344-24528-1-git-send-email-yangtiezhu@loongson.cn> X-CM-TRANSID: AQAAf9BxUNrQQ2piqFEBAA--.6543S4 X-Coremail-Antispam: 1UD129KBjvdXoW7GrWrJryUJrWruF47WF17KFg_yoW3Zrg_CF 1kJ3Z5Wa1rCryruw1UWF1xCF97AFWrur4UA3WIyF4DAayqqws8Cr98W34DArWUGrW7u398 CrZ3Wry3ZrnrGjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbqxYjsxI4VWxJwAYFVCjjxCrM7AC8VAFwI0_Wr0E3s1l1xkIjI8I 6I8E6xAIw20EY4v20xvaj40_Wr0E3s1l1IIY67AEw4v_Jr0_Jr4l82xGYIkIc2x26280x7 IE14v26r15M28IrcIa0xkI8VCY1x0267AKxVW8JVW5JwA2ocxC64kIII0Yj41l84x0c7CE w4AK67xGY2AK021l84ACjcxK6xIIjxv20xvE14v26ryj6F1UM28EF7xvwVC0I7IYx2IY6x kF7I0E14v26r4UJVWxJr1l84ACjcxK6I8E87Iv67AKxVWxJr0_GcWl84ACjcxK6I8E87Iv 6xkF7I0E14v26rxl6s0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c 02F40Ex7xfMcIj6xIIjxv20xvE14v26r1Y6r17McIj6I8E87Iv67AKxVW8JVWxJwAm72CE 4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41lc7CjxVAaw2AFwI0_JF0_Jw1lc2xSY4 AK67AK6r4xMxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8C rVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUtVW8Zw CIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1I6r4UMIIF0xvE2Ix0cI8IcVCY1x02 67AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Jr 0_Gr1lIxAIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI43ZEXa7IU090 ePUUUUU== X-CM-SenderInfo: p1dqw3xlh2x3gn0dqz5rrqw2lrqou0/ Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: bpf@iogearbox.net According include/uapi/linux/bpf.h: #define BPF_FROM_LE BPF_TO_LE #define BPF_FROM_BE BPF_TO_BE BPF_FROM_BE exists as alias for BPF_TO_BE instead of BPF_TO_LE. Signed-off-by: Tiezhu Yang --- Documentation/bpf/instruction-set.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/bpf/instruction-set.rst b/Documentation/bpf/instruction-set.rst index 30b019c..00b0800 100644 --- a/Documentation/bpf/instruction-set.rst +++ b/Documentation/bpf/instruction-set.rst @@ -157,7 +157,7 @@ Examples: dst_reg = htobe64(dst_reg) ``BPF_FROM_LE`` and ``BPF_FROM_BE`` exist as aliases for ``BPF_TO_LE`` and -``BPF_TO_LE`` respetively. +``BPF_TO_BE`` respetively. Jump instructions