From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-106113.protonmail.ch (mail-106113.protonmail.ch [79.135.106.113]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A32C7390999; Tue, 23 Jun 2026 17:53:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=79.135.106.113 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782237189; cv=none; b=Nj7qjSX1VRMB48IoKozVGrKuiC3xa7q56p6kC0fX1ane/gaaqCYfz+4zZJxuZbBcbqibI6NHFrf190m8rHovvrTWXAWvtMIPEqRA+aesIaF4tWhnwBcKpOFPqHfZwIoJ7cp5cGciR35qsd99PFB5Zi/oHGWayVV8lPahmVIjxio= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782237189; c=relaxed/simple; bh=E2rm2AmDMNS3fPDLaY+Hd1im7cKJ8qFPnxcfWIeR0r4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Y+/ZLJc8+R2X5sRK8NN3h9s2j7e98otaszFhyyVH/qS2wbODTz1Qa0ijbb0bhi61Iz9QXAKz0bSkViUPbAH8/4SyhzSwE7STQzQAxBEtaLntTcuMeOPAnU24KxmMNxQCw69XHbsVdQ6A+bE8k5f4lDBsz6WBX1Bm1DtbHoLqu48= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=onurozkan.dev; spf=pass smtp.mailfrom=onurozkan.dev; dkim=pass (2048-bit key) header.d=onurozkan.dev header.i=@onurozkan.dev header.b=IUwcPBUm; arc=none smtp.client-ip=79.135.106.113 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=onurozkan.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=onurozkan.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=onurozkan.dev header.i=@onurozkan.dev header.b="IUwcPBUm" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=onurozkan.dev; s=protonmail; t=1782237176; x=1782496376; bh=s4Is0q7DP6LQ80r/3dZ+cvP75TsKFlNwA4YLWr0Cmjo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:From:To: Cc:Date:Subject:Reply-To:Feedback-ID:Message-ID:BIMI-Selector; b=IUwcPBUmckP5rXwZanc2iqSVRvyw2KiD/T2Pka87Rr9k4JwUwaQxuj1ie3YNYlWKu 5SUso8FzI/8S2nwliVNmKyy5T6vNtzQOOJYflWqR4gKYe/zJeoLkX1HssX7w0KrrYT z5a8Xo2nG83wDO9cxhI9ynMlCnHSVndW/Ik3uZsGUjQPd27/DkqV1pdBnZ3kjyDvuw hdo6xjK3+Bn32c5Rbvy9noKj25u2gjwfNJsOcGOE2Qoat1hu7dE7fElB44u+harnIi XQ9bAQvtPyKSzo8iph+srCyfCU2kULocTMHVEXB5Lq44IPfTpcHPWSVdV2JadFB+qu nf58a6hspOA8w== X-Pm-Submission-Id: 4glCMd2JVcz1DDKr From: =?UTF-8?q?Onur=20=C3=96zkan?= To: Andreas Hindborg Cc: Miguel Ojeda , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Alice Ryhl , Trevor Gross , Danilo Krummrich , Greg Kroah-Hartman , Dave Ertman , Ira Weiny , Leon Romanovsky , Paul Moore , Serge Hallyn , "Rafael J. Wysocki" , David Airlie , Simona Vetter , Alexander Viro , Christian Brauner , Jan Kara , Daniel Almeida , Viresh Kumar , Nishanth Menon , Stephen Boyd , Bjorn Helgaas , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Boqun Feng , Uladzislau Rezki , Lorenzo Stoakes , Vlastimil Babka , "Liam R. Howlett" , Igor Korotin , Pavel Tikhomirov , linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org, linux-block@vger.kernel.org, linux-security-module@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-pm@vger.kernel.org, linux-pci@vger.kernel.org, driver-core@lists.linux.dev, =?UTF-8?q?Onur=20=C3=96zkan?= Subject: Re: [PATCH v17 10/10] rust: page: add `from_raw()` Date: Tue, 23 Jun 2026 20:52:41 +0300 Message-ID: <20260623175243.83672-1-work@onurozkan.dev> X-Mailer: git-send-email 2.51.2 In-Reply-To: <20260604-unique-ref-v17-10-7b4c3d2930b9@kernel.org> References: <20260604-unique-ref-v17-0-7b4c3d2930b9@kernel.org> <20260604-unique-ref-v17-10-7b4c3d2930b9@kernel.org> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On Thu, 04 Jun 2026 22:11:22 +0200=0D Andreas Hindborg wrote:=0D =0D > From: Andreas Hindborg =0D > =0D > Add a method to `Page` that allows construction of an instance from `stru= ct=0D > page` pointer.=0D > =0D > Signed-off-by: Andreas Hindborg =0D > ---=0D > rust/kernel/page.rs | 12 ++++++++++++=0D > 1 file changed, 12 insertions(+)=0D > =0D > diff --git a/rust/kernel/page.rs b/rust/kernel/page.rs=0D > index 844c75e54134..d56ae597f692 100644=0D > --- a/rust/kernel/page.rs=0D > +++ b/rust/kernel/page.rs=0D > @@ -214,6 +214,18 @@ pub fn nid(&self) -> i32 {=0D > unsafe { bindings::page_to_nid(self.as_ptr()) }=0D > }=0D > =0D > + /// Create a `&Page` from a raw `struct page` pointer.=0D > + ///=0D > + /// # Safety=0D > + ///=0D > + /// `ptr` must be convertible to a shared reference with a lifetime = of `'a`.=0D > + #[inline]=0D > + pub unsafe fn from_raw<'a>(ptr: *const bindings::page) -> &'a Self {= =0D > + // SAFETY: By function safety requirements, `ptr` is not null an= d is convertible to a shared=0D > + // reference.=0D > + unsafe { &*ptr.cast() }=0D > + }=0D > +=0D > /// Runs a piece of code with this page mapped to an address.=0D > ///=0D > /// The page is unmapped when this call returns.=0D > =0D > -- =0D > 2.51.2=0D > =0D > =0D =0D Reviewed-by: Onur =C3=96zkan =0D