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Thu, 10 Jul 2025 08:31:48 -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 6a1803df08f44-704979dbc3asm9449496d6.38.2025.07.10.08.31.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Jul 2025 08:31:47 -0700 (PDT) From: Tamir Duberstein Date: Thu, 10 Jul 2025 11:31:10 -0400 Subject: [PATCH 07/17] rust: device: replace `kernel::c_str!` with C-Strings Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250710-core-cstr-cstrings-v1-7-027420ea799e@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=1752161489; l=1137; i=tamird@gmail.com; h=from:subject:message-id; bh=lKArFG3jk79KbI1Ip2d9VIpBoj3sVr8YWgzpzTTR72M=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgtYz36g7iDMSkY5K7Ab51ksGX7hJgs MRt+XVZTrIzMVIAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QAzd5arAmJGDCeVxbMUwisyHuguGLVYd1t94JvFxCxzK/cekAHr5Rtjw+6FA4xzDvfKhCkirXSB JiQdbWuO4ygU= 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/device.rs | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/rust/kernel/device.rs b/rust/kernel/device.rs index b34173536230..ff300e1d014b 100644 --- a/rust/kernel/device.rs +++ b/rust/kernel/device.rs @@ -11,8 +11,6 @@ }; use core::{marker::PhantomData, ptr}; -#[cfg(CONFIG_PRINTK)] -use crate::c_str; use crate::str::CStrExt as _; /// A reference-counted device. @@ -198,7 +196,7 @@ unsafe fn printk(&self, klevel: &[u8], msg: fmt::Arguments<'_>) { bindings::_dev_printk( klevel.as_ptr().cast::(), self.as_raw(), - c_str!("%pA").as_char_ptr(), + c"%pA".as_char_ptr(), core::ptr::from_ref(&msg).cast::(), ) }; -- 2.50.0