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Thu, 10 Jul 2025 08:32:07 -0700 (PDT) Received: from 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa ([148.76.185.197]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-704979dbc3asm9449496d6.38.2025.07.10.08.32.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Jul 2025 08:32:07 -0700 (PDT) From: Tamir Duberstein Date: Thu, 10 Jul 2025 11:31:19 -0400 Subject: [PATCH 16/17] rust: str: replace `kernel::c_str!` with C-Strings Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20250710-core-cstr-cstrings-v1-16-027420ea799e@gmail.com> References: <20250710-core-cstr-cstrings-v1-0-027420ea799e@gmail.com> In-Reply-To: <20250710-core-cstr-cstrings-v1-0-027420ea799e@gmail.com> To: "Rafael J. Wysocki" , Viresh Kumar , Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , FUJITA Tomonori , Andrew Lunn , Heiner Kallweit , Russell King , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Michael Turquette , Stephen Boyd , Breno Leitao , Greg Kroah-Hartman , Luis Chamberlain , Russ Weight , Dave Ertman , Ira Weiny , Leon Romanovsky , Bjorn Helgaas , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Arnd Bergmann , Brendan Higgins , David Gow , Rae Moar , Jens Axboe Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org, nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org, netdev@vger.kernel.org, linux-clk@vger.kernel.org, linux-pci@vger.kernel.org, linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com, linux-block@vger.kernel.org, Tamir Duberstein X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openssh-sha256; t=1752161490; l=1304; i=tamird@gmail.com; h=from:subject:message-id; bh=Y04H46Vkhl20b1wCTfgyVZYYKhXv1+IODFSBq3p+QNY=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgtYz36g7iDMSkY5K7Ab51ksGX7hJgs MRt+XVZTrIzMVIAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QN/x43LOGtGcE5XoKlHGuC7ORRj2DN1CIT42OvTRD/0MaEaE8FrNbcFi6fQDB5xIRVLz4YRHP6h Lk3wiyMArwww= X-Developer-Key: i=tamird@gmail.com; a=openssh; fpr=SHA256:264rPmnnrb+ERkS7DDS3tuwqcJss/zevJRzoylqMsbc C-String literals were added in Rust 1.77. Replace instances of `kernel::c_str!` with C-String literals where possible. Acked-by: Greg Kroah-Hartman Reviewed-by: Alice Ryhl Signed-off-by: Tamir Duberstein --- rust/kernel/str.rs | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/rust/kernel/str.rs b/rust/kernel/str.rs index 61ebaacddc23..26bb3d916ba6 100644 --- a/rust/kernel/str.rs +++ b/rust/kernel/str.rs @@ -266,15 +266,14 @@ impl fmt::Display for CStr { /// Formats printable ASCII characters, escaping the rest. /// /// ``` - /// # use kernel::c_str; /// # use kernel::prelude::fmt; /// # use kernel::str::CStr; /// # use kernel::str::CString; - /// let penguin = c_str!("🐧"); + /// let penguin = c"🐧"; /// let s = CString::try_from_fmt(fmt!("{penguin}"))?; /// assert_eq!(s.to_bytes_with_nul(), "\\xf0\\x9f\\x90\\xa7\0".as_bytes()); /// - /// let ascii = c_str!("so \"cool\""); + /// let ascii = c"so \"cool\""; /// let s = CString::try_from_fmt(fmt!("{ascii}"))?; /// assert_eq!(s.to_bytes_with_nul(), "so \"cool\"\0".as_bytes()); /// # Ok::<(), kernel::error::Error>(()) -- 2.50.0