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From: Daniel Gregory <code@danielg0.com>
To: "Stanisław Kardach" <stanislaw.kardach@gmail.com>,
	"Thomas Monjalon" <thomas@monjalon.net>
Cc: Daniel Gregory <code@danielg0.com>,
	dev@dpdk.org, Punit Agrawal <punit.agrawal@bytedance.com>,
	Liang Ma <liangma@liangbit.com>,
	Pengcheng Wang <wangpengcheng.pp@bytedance.com>,
	Chunsong Feng <fengchunsong@bytedance.com>,
	Daniel Gregory <daniel.gregory@bytedance.com>,
	Sun Yuechi <sunyuechi@iscas.ac.cn>
Subject: [PATCH v4 10/10] doc: implement CRC using riscv carryless multiply
Date: Sun, 22 Feb 2026 16:30:04 +0100	[thread overview]
Message-ID: <4aa8dbaacbd6ae38dae2a30c3781f1b1ee62d6d5.1771772598.git.code@danielg0.com> (raw)
In-Reply-To: <cover.1771772598.git.code@danielg0.com>

Add to v26.03 release notes support for RISC-V Zbc extension to
accelerate CRC using the Linux RISC-V hardware probing interface to
detect its presence at runtime.

Signed-off-by: Daniel Gregory <code@danielg0.com>
---
 .mailmap                               | 2 +-
 doc/guides/rel_notes/release_26_03.rst | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/.mailmap b/.mailmap
index 6c4c977dde..ba36d4310d 100644
--- a/.mailmap
+++ b/.mailmap
@@ -314,7 +314,7 @@ Dan Gora <dg@adax.com>
 Dan Nowlin <dan.nowlin@intel.com>
 Dan Wei <dan.wei@intel.com>
 Dana Vardi <danat@marvell.com>
-Daniel Gregory <daniel.gregory@bytedance.com>
+Daniel Gregory <code@danielg0.com>
 Daniel Kaminsky <daniel.kaminsky@infinitelocality.com>
 Daniel Kan <dan@nyansa.com>
 Daniel Martin Buckley <daniel.m.buckley@intel.com>
diff --git a/doc/guides/rel_notes/release_26_03.rst b/doc/guides/rel_notes/release_26_03.rst
index b4499ec066..b5badfb909 100644
--- a/doc/guides/rel_notes/release_26_03.rst
+++ b/doc/guides/rel_notes/release_26_03.rst
@@ -106,6 +106,14 @@ New Features
   Added handling of the key combination Control+L
   to clear the screen before redisplaying the prompt.
 
+* **Added RISC-V carryless multiplication support in CRC computation.**
+
+  The RISC-V Zbc extension adds instructions for carryless multiplication.
+  Support for using this extension to accelerate CRC computation was added to
+  hash and net. This acceleration is enabled when the Zbc extension is present
+  on the build target and detected at runtime using the Linux RISC-V hardware
+  probing interface.
+
 Removed Items
 -------------
 
-- 
2.53.0


  parent reply	other threads:[~2026-02-22 15:31 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-18 17:41 [PATCH 0/5] riscv: implement accelerated crc using zbc Daniel Gregory
2024-06-18 17:41 ` [PATCH 1/5] config/riscv: add flag for using Zbc extension Daniel Gregory
2024-06-18 20:03   ` Stephen Hemminger
2024-06-19  7:08     ` Morten Brørup
2024-06-19 14:49       ` Stephen Hemminger
2024-06-19 16:41       ` Daniel Gregory
2024-10-07  8:14         ` Stanisław Kardach
2024-10-07 15:20           ` Stephen Hemminger
2024-10-08  5:52             ` Stanisław Kardach
2024-10-08 15:35               ` Stephen Hemminger
2024-06-18 17:41 ` [PATCH 2/5] hash: implement crc using riscv carryless multiply Daniel Gregory
2024-06-18 17:41 ` [PATCH 3/5] net: " Daniel Gregory
2024-06-18 17:41 ` [PATCH 4/5] examples/l3fwd: use accelerated crc on riscv Daniel Gregory
2024-06-18 17:41 ` [PATCH 5/5] ipfrag: " Daniel Gregory
2024-07-12 15:46 ` [PATCH v2 0/9] riscv: implement accelerated crc using zbc Daniel Gregory
2024-07-12 15:46   ` [PATCH v2 1/9] config/riscv: detect presence of Zbc extension Daniel Gregory
2024-07-12 15:46   ` [PATCH v2 2/9] hash: implement crc using riscv carryless multiply Daniel Gregory
2024-07-12 15:46   ` [PATCH v2 3/9] net: " Daniel Gregory
2024-07-12 15:46   ` [PATCH v2 4/9] config/riscv: add qemu crossbuild target Daniel Gregory
2024-07-12 15:46   ` [PATCH v2 5/9] examples/l3fwd: use accelerated crc on riscv Daniel Gregory
2024-07-12 15:46   ` [PATCH v2 6/9] ipfrag: " Daniel Gregory
2024-07-12 15:46   ` [PATCH v2 7/9] examples/l3fwd-power: " Daniel Gregory
2024-07-12 15:46   ` [PATCH v2 8/9] hash/cuckoo: " Daniel Gregory
2024-07-12 15:46   ` [PATCH v2 9/9] member: " Daniel Gregory
2024-07-12 17:19   ` [PATCH v2 0/9] riscv: implement accelerated crc using zbc David Marchand
2024-08-27 15:32   ` [PATCH v3 " Daniel Gregory
2024-08-27 15:32     ` [PATCH v3 1/9] config/riscv: detect presence of Zbc extension Daniel Gregory
2024-08-27 15:32     ` [PATCH v3 2/9] hash: implement CRC using riscv carryless multiply Daniel Gregory
2024-08-27 15:32     ` [PATCH v3 3/9] net: " Daniel Gregory
2024-08-27 15:32     ` [PATCH v3 4/9] config/riscv: add qemu crossbuild target Daniel Gregory
2024-08-27 15:36     ` [PATCH v3 5/9] examples/l3fwd: use accelerated CRC on riscv Daniel Gregory
2024-08-27 15:36       ` [PATCH v3 6/9] ipfrag: " Daniel Gregory
2024-08-27 15:36       ` [PATCH v3 7/9] examples/l3fwd-power: " Daniel Gregory
2024-08-27 15:36       ` [PATCH v3 8/9] hash/cuckoo: " Daniel Gregory
2024-08-27 15:36       ` [PATCH v3 9/9] member: " Daniel Gregory
2024-09-17 14:26     ` [PATCH v3 0/9] riscv: implement accelerated crc using zbc Daniel Gregory
2025-11-17  4:47       ` sunyuechi
2026-01-13  1:07     ` Stephen Hemminger
2026-02-22 15:29     ` [PATCH v4 00/10] " Daniel Gregory
2026-02-22 15:29       ` [PATCH v4 01/10] config/riscv: detect presence of Zbc extension Daniel Gregory
2026-02-22 15:29       ` [PATCH v4 02/10] hash: implement CRC using riscv carryless multiply Daniel Gregory
2026-02-22 15:29       ` [PATCH v4 03/10] net: " Daniel Gregory
2026-02-22 15:29       ` [PATCH v4 04/10] config/riscv: add qemu crossbuild target Daniel Gregory
2026-02-22 15:29       ` [PATCH v4 05/10] examples/l3fwd: use accelerated CRC on riscv Daniel Gregory
2026-02-22 15:30       ` [PATCH v4 06/10] ipfrag: " Daniel Gregory
2026-02-22 15:30       ` [PATCH v4 07/10] examples/l3fwd-power: " Daniel Gregory
2026-02-22 15:30       ` [PATCH v4 08/10] hash: " Daniel Gregory
2026-02-22 15:30       ` [PATCH v4 09/10] member: " Daniel Gregory
2026-02-22 15:30       ` Daniel Gregory [this message]
2026-02-22 18:03       ` [PATCH v4 00/10] riscv: implement accelerated crc using zbc Stephen Hemminger
2026-02-22 19:42         ` Morten Brørup
2026-03-23  5:42       ` dangshiwei
2026-03-29 18:22       ` Stephen Hemminger

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