From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 31DF8E81BD1 for ; Mon, 9 Feb 2026 14:39:26 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 988886B009D; Mon, 9 Feb 2026 09:39:25 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 93F226B009E; Mon, 9 Feb 2026 09:39:25 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 82B3A6B009F; Mon, 9 Feb 2026 09:39:25 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 6F9796B009D for ; Mon, 9 Feb 2026 09:39:25 -0500 (EST) Received: from smtpin12.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 0C2B6136DF1 for ; Mon, 9 Feb 2026 14:39:25 +0000 (UTC) X-FDA: 84425176290.12.F0AB07C Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf16.hostedemail.com (Postfix) with ESMTP id 46B73180005 for ; Mon, 9 Feb 2026 14:39:23 +0000 (UTC) Authentication-Results: imf16.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=KsCOB8hv; spf=pass (imf16.hostedemail.com: domain of a.hindborg@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=a.hindborg@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1770647963; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=ideqKXRl+KC8uyTipqZC2c0hD7mkSSa147PGCFe88zQ=; b=rIuC2D+rPEGTp1PVG3/3VgwjOm+QpG1dzzv6tlSyuDixcai9kVBVRnhZDoZLyIaGWcS+Hr GdA6v5rfmEkpEeO1pvrhtNfYVKhBDuwreMpkdi4yJY2KYzvOzwoG0S1vucvhzQ3JIva8xk 3FGt4WTG9CSbEIdM63iG8mVX89HzNso= ARC-Authentication-Results: i=1; imf16.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=KsCOB8hv; spf=pass (imf16.hostedemail.com: domain of a.hindborg@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=a.hindborg@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1770647963; a=rsa-sha256; cv=none; b=um9FziSt4qNIFqmFGaLppXM9r6jdDAxOTSWamRIJlQ1LDJ1Dimml2O8qOlUhSSVEe5j8yO 5ZDWY7Q44plYQftj6WJaegpM1hEvM/VhPPxeewnqHK0bHRBSH3kcVRtvcyAjpAAY0nR140 WkuObM+fHRMZof+95ZiMU6v36dwMLq0= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id C1938600CB; Mon, 9 Feb 2026 14:39:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4FFB5C16AAE; Mon, 9 Feb 2026 14:39:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770647962; bh=QeBXOf7iICj0Ad5qHcIJv0VhQMqjDmVdKEV04oiCJGE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=KsCOB8hvj7Gtk4r2EvVikB0I4H7vI12YU2LI1k0BQOQnCeokh6tjUPBHt71Q9pkdZ 1lNhcWa9XKHUI8c1dl/BxAg8wdd4stVJralvwL6pR28PRYVYPslxkrZ/GSWS2he9TO 3s6rWp7/K3KEbpBykpo4f+sVpz/vyJx3w9VsV81QqTq7sd8QwFVdaTtBKw8OcFuFro SedCpoe7++qniGqyVXi/+cdSI4xr69ogDjCnr0+9dBH4u/ExIVPzBsxc/7HdhrWNOY rNWc5pQf3vpU61ghIg0y8I57IxpcczFGnENVCPWsW+Kt5NmWivpJPsoJbtLRJR2F3a W3gCw7K8boG+g== From: Andreas Hindborg Date: Mon, 09 Feb 2026 15:38:07 +0100 Subject: [PATCH v3 02/12] rust: xarray: add debug format for `StoreError` MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260209-xarray-entry-send-v3-2-f777c65b8ae2@kernel.org> References: <20260209-xarray-entry-send-v3-0-f777c65b8ae2@kernel.org> In-Reply-To: <20260209-xarray-entry-send-v3-0-f777c65b8ae2@kernel.org> To: Tamir Duberstein , Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Alice Ryhl , Trevor Gross , Danilo Krummrich , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Andrew Morton , Christoph Lameter , David Rientjes , Roman Gushchin , Harry Yoo Cc: Daniel Gomez , rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andreas Hindborg X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openpgp-sha256; l=1047; i=a.hindborg@kernel.org; h=from:subject:message-id; bh=QeBXOf7iICj0Ad5qHcIJv0VhQMqjDmVdKEV04oiCJGE=; b=owEBbQKS/ZANAwAKAeG4Gj55KGN3AcsmYgBpifFW0J5aHNJu6sg5tbQ2bMQpjZ6diEOzfohIH ThYiryfIliJAjMEAAEKAB0WIQQSwflHVr98KhXWwBLhuBo+eShjdwUCaYnxVgAKCRDhuBo+eShj d/aCD/9U7agBCp8sIBnhY4v7lk+rLva9/so2zOxVLJn+Ju2B2HRFE10h0Jx9KyJVbbvbeIcxgJf BBq2DOvK+m0c5GSw2uewYmJaqcLA4mxfaOzgtfFsA94TV0MBmp9XydMMTvx4/zRi9BeLIu7Uko3 thaN5I1xUBYiVkhk3KlJ2BQujOvvZwmKqROn03pXpFBr0cBSKuHmFVVprzMRd7UpSMRqoBEoh60 9+Qe1KDMDPekp0CezkJurKJK/E5uVbdwSgRRAfXonDulmT2hhARoZBe4sJ1HaUczJUNWYzs2Wjr XOJO7pKsDEwGnK86gnShBPj/5VQ5PqicQmpGikFIwUcDDxWSLyA6nREmK8gl+fm0Fj7JQrvX/3O lg7dXPMeWFMCbN0aAitSXxaxYDIZf0xaTpeiUebEO+w8BU8zlW7ICOO7UUyhYuonKEg1aLQIiyP kTkcIlosy5t3uXD5hYKDLQ/ZnS3GQdxjEiw1uHS3W1Zd/I6P63lvkaPI9RIZbiiD/6kmKsgp1Zm wRMVg4srvYx1V2/ZkDxDE4b9qqXT/jxvkzKe5OuVwK4aa/P0kEs5NIO2g2vh4t7SJE7PlHA/eVT EW9eLL9eROuQmExyYOAAMvWNTC5fxcPKDH6gZWBkAwjID7zizU2AD1r3Puc1cMN6sBeNrOrr1+7 HZgrFfLb68bznRQ== X-Developer-Key: i=a.hindborg@kernel.org; a=openpgp; fpr=3108C10F46872E248D1FB221376EB100563EF7A7 X-Rspamd-Server: rspam11 X-Stat-Signature: ufkmm9ew6dmunn8ah8hf8ptcq5j74jhx X-Rspam-User: X-Rspamd-Queue-Id: 46B73180005 X-HE-Tag: 1770647963-517307 X-HE-Meta: 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 1ctpVQtZ AsnuXtOfCDSIDQRvdUV6BB9bXzUkfDM1KqvVlm4ie0vNkuzafbw7xptJKkIx7Cb+/yEZ0hJ5ox/pHxuIdjB1YBlh50xx4shov84737kivr1oSG15sZCHUGtrHQqkBspxYGhreHnAHkMKFGqnDAjnc3CF2bpA93dOXwLVbCz/rSO8DGRmKaarUlcxfQRqk2FIoAym+/bTlt9mwaaj9yLT6KBknHdfYdBxn7xfAjiDPfKhQsFHSUDB65G3lX/QYL7r2EC+/PxQY/G9X722Ptwr0KtLmEuF+S0hsOBNyCZks9VpPYTTDLeSQdXfHUCPDhaKJTrn9ITbx6iCG8aILLErK/oPFRBX3OXfx23hxYYJSYEO5IzNNEp8ByT55FKikM3sFdhtrivX1PSi5qn4= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Add a `Debug` implementation for `StoreError` to enable better error reporting and debugging. The implementation only displays the `error` field and omits the `value` field, as `T` may not implement `Debug`. Reviewed-by: Gary Guo Acked-by: Tamir Duberstein Signed-off-by: Andreas Hindborg --- rust/kernel/xarray.rs | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/rust/kernel/xarray.rs b/rust/kernel/xarray.rs index 88625c9abf4ef..d9762c6bef19c 100644 --- a/rust/kernel/xarray.rs +++ b/rust/kernel/xarray.rs @@ -193,6 +193,14 @@ pub struct StoreError { pub value: T, } +impl core::fmt::Debug for StoreError { + fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result { + f.debug_struct("StoreError") + .field("error", &self.error) + .finish() + } +} + impl From> for Error { fn from(value: StoreError) -> Self { value.error -- 2.51.2