linux-fsdevel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Chunyan Zhang <zhangchunyan@iscas.ac.cn>
To: linux-riscv@lists.infradead.org, linux-fsdevel@vger.kernel.org,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>, Conor Dooley <conor@kernel.org>,
	Deepak Gupta <debug@rivosinc.com>,
	Ved Shanbhogue <ved@rivosinc.com>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>,
	Andrew Morton <akpm@linux-foundation.org>,
	Peter Xu <peterx@redhat.com>, Arnd Bergmann <arnd@arndb.de>,
	David Hildenbrand <david@redhat.com>,
	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
	"Liam R . Howlett" <Liam.Howlett@oracle.com>,
	Vlastimil Babka <vbabka@suse.cz>, Mike Rapoport <rppt@kernel.org>,
	Suren Baghdasaryan <surenb@google.com>,
	Michal Hocko <mhocko@suse.com>,
	Axel Rasmussen <axelrasmussen@google.com>,
	Yuanchu Xie <yuanchu@google.com>,
	Chunyan Zhang <zhang.lyra@gmail.com>
Subject: [PATCH V13 6/6] dt-bindings: riscv: Add Svrsw60t59b extension description
Date: Wed, 17 Sep 2025 11:37:03 +0800	[thread overview]
Message-ID: <20250917033703.1695933-7-zhangchunyan@iscas.ac.cn> (raw)
In-Reply-To: <20250917033703.1695933-1-zhangchunyan@iscas.ac.cn>

Add description for the Svrsw60t59b extension (PTE Reserved for SW
bits 60:59) extension which was ratified recently in
riscv-non-isa/riscv-iommu.

Signed-off-by: Chunyan Zhang <zhangchunyan@iscas.ac.cn>
---
 Documentation/devicetree/bindings/riscv/extensions.yaml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Documentation/devicetree/bindings/riscv/extensions.yaml
index ede6a58ccf53..7e1a59c7d911 100644
--- a/Documentation/devicetree/bindings/riscv/extensions.yaml
+++ b/Documentation/devicetree/bindings/riscv/extensions.yaml
@@ -217,6 +217,12 @@ properties:
             memory types as ratified in the 20191213 version of the privileged
             ISA specification.
 
+        - const: svrsw60t59b
+          description:
+            The svrsw60t59b for providing two more bits[60:59] to PTE/PMD entry
+            as ratified at commit 28bde925e7a7 ("PTE Reserved for SW bits 60:59")
+            of riscv-non-isa/riscv-iommu.
+
         - const: svvptc
           description:
             The standard Svvptc supervisor-level extension for
-- 
2.34.1


  parent reply	other threads:[~2025-09-17  3:38 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-17  3:36 [PATCH V13 0/6] riscv: mm: Add soft-dirty and uffd-wp support Chunyan Zhang
2025-09-17  3:36 ` [PATCH V13 1/6] mm: softdirty: Add pgtable_supports_soft_dirty() Chunyan Zhang
2025-09-17  3:36 ` [PATCH V13 2/6] mm: userfaultfd: Add pgtable_supports_uffd_wp() Chunyan Zhang
2025-09-17  7:25   ` David Hildenbrand
2025-09-17  9:20     ` Chunyan Zhang
2025-09-17  3:37 ` [PATCH V13 3/6] riscv: Add RISC-V Svrsw60t59b extension support Chunyan Zhang
2025-09-17  3:37 ` [PATCH V13 4/6] riscv: mm: Add soft-dirty page tracking support Chunyan Zhang
2025-09-17  3:37 ` [PATCH V13 5/6] riscv: mm: Add userfaultfd write-protect support Chunyan Zhang
2025-09-17  3:37 ` Chunyan Zhang [this message]
2025-09-18  0:10   ` [PATCH V13 6/6] dt-bindings: riscv: Add Svrsw60t59b extension description Krzysztof Kozlowski

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20250917033703.1695933-7-zhangchunyan@iscas.ac.cn \
    --to=zhangchunyan@iscas.ac.cn \
    --cc=Liam.Howlett@oracle.com \
    --cc=akpm@linux-foundation.org \
    --cc=alex@ghiti.fr \
    --cc=aou@eecs.berkeley.edu \
    --cc=arnd@arndb.de \
    --cc=axelrasmussen@google.com \
    --cc=brauner@kernel.org \
    --cc=conor@kernel.org \
    --cc=david@redhat.com \
    --cc=debug@rivosinc.com \
    --cc=jack@suse.cz \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=linux-riscv@lists.infradead.org \
    --cc=lorenzo.stoakes@oracle.com \
    --cc=mhocko@suse.com \
    --cc=palmer@dabbelt.com \
    --cc=paul.walmsley@sifive.com \
    --cc=peterx@redhat.com \
    --cc=rppt@kernel.org \
    --cc=surenb@google.com \
    --cc=vbabka@suse.cz \
    --cc=ved@rivosinc.com \
    --cc=viro@zeniv.linux.org.uk \
    --cc=yuanchu@google.com \
    --cc=zhang.lyra@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).