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 246C2CD6E6E for ; Thu, 4 Jun 2026 20:00:05 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 895CE6B0095; Thu, 4 Jun 2026 16:00:04 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 847326B0096; Thu, 4 Jun 2026 16:00:04 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 784126B0098; Thu, 4 Jun 2026 16:00:04 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 67DB06B0095 for ; Thu, 4 Jun 2026 16:00:04 -0400 (EDT) Received: from smtpin13.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 0FC44140204 for ; Thu, 4 Jun 2026 20:00:04 +0000 (UTC) X-FDA: 84843296328.13.D93893B Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf03.hostedemail.com (Postfix) with ESMTP id 2AEF12000E for ; Thu, 4 Jun 2026 20:00:01 +0000 (UTC) Authentication-Results: imf03.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b="YO/iaCXs"; spf=pass (imf03.hostedemail.com: domain of a.hindborg@kernel.org designates 172.234.252.31 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=1780603202; 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=0nBF57LRsWrMEo8iN2euSSytrxyB+R/0oRMmaelTwQA=; b=i3OpGD9JAJNijSnIWu7L2vaMKAgITTb3OS5d5aXlA15MXAvlUFCQq7kXYH05t8v6iyXclk E8NO+msuzDkUPOpXrzikZUBKInKvGCBMcNPfg4vqgBSQq+YGsksMlzrY2yXPV294i9nh+i KfyviitcDogrA7HzBbfQDysL5F3AC9Q= ARC-Authentication-Results: i=1; imf03.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b="YO/iaCXs"; spf=pass (imf03.hostedemail.com: domain of a.hindborg@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=a.hindborg@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1780603202; b=iceR/i7dXV5Cj+9djVYbpnjk39PbPg3HEdwTGvPX3fYcTzbSUznZz374B/gOAi2M0N91Mt FDnwuf1hEdeWilfvva3a3sCVljWDqh2wUjsDiKX+R49vMQClW4t8kPYT9+JrLpsU2A/XlG UXv5QWSKU46rZc95qpqLjsWngrA4qtY= Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 64FBF4358D; Thu, 4 Jun 2026 20:00:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D10D1F00893; Thu, 4 Jun 2026 19:59:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780603201; bh=0nBF57LRsWrMEo8iN2euSSytrxyB+R/0oRMmaelTwQA=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=YO/iaCXs1ZU63nZVH1a43zbW8BPeEPyW7LFZCDDd5aVO0JXVJTt/1OW0VvZuvisiW TJlHfnUzpTJxFgNyVRQjDc9WNCg5gvwTxlj96TNDApW5aOAFjFIrrRbHSkFWMifdUu i0pT8C0EpBz5CqaV296YpJaGTWF4MHkz3khQmEMFsyGmOMfQj7jnRszGL/OPKeFbs7 KECsJiYIyKv8ieP81f7zerO+8Dyn7RESVDAsSHQOKk4DHYZKbqdzWpL5FSwnPqBKQw qm/zy69GWjTXKAbjAZPq8pyWhCzr8yZqaUTyQHcR1JssnixZdcZw1T7J8E5hXhrAjM 8J4uN7fBuaSmQ== From: Andreas Hindborg Date: Thu, 04 Jun 2026 21:58:08 +0200 Subject: [PATCH v4 02/11] rust: xarray: add debug format for `StoreError` MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260604-xarray-entry-send-v4-2-965f6028790e@kernel.org> References: <20260604-xarray-entry-send-v4-0-965f6028790e@kernel.org> In-Reply-To: <20260604-xarray-entry-send-v4-0-965f6028790e@kernel.org> To: Miguel Ojeda , Alex Gaynor , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Alice Ryhl , Trevor Gross , Danilo Krummrich , Andrew Morton , Christoph Lameter , David Rientjes , Roman Gushchin , Tamir Duberstein , Boqun Feng , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Harry Yoo , Hao Li , Tamir Duberstein , Boqun Feng , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Harry Yoo Cc: Daniel Gomez , rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andreas Hindborg , Daniel Gomez X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1148; i=a.hindborg@kernel.org; h=from:subject:message-id; bh=l0CwU5Ulb0y9mTSS9KkZDum+7qeUfx4uMpAmUgVECbw=; b=owEBbQKS/ZANAwAKAfpQKQiqxb3QAcsmYgBqIdjrzorzq+4T6PurdpmkIUWDjVZ/tEBb8myon 5d/0/v7XIqJAjMEAAEKAB0WIQRXitnI2WZ2JirAaob6UCkIqsW90AUCaiHY6wAKCRD6UCkIqsW9 0EfUD/9OWWqFNFIktQfpK1Hyle/LSAjmNlESK91BK2sb65VFLfMXyoTm67fb3PbbhdLRKbEkrN8 Cmf/q4f9mPWpw5IZXPdvpE6COADtszfD/KLvrYr+fgFA16tWnvXtjpxp2Sy+SWI02uLkeOO3YYU 6lln3/eE5N9bc4aMSJHSFGXFOWQUbPnqy3NYMONVbnZuBUd+nQdSE9iX67mmCZINedr9HMVKdpe SmDNlTDHEEyfCRUn6bwv9VEARI3o2Vm8HOhMaLbmPqRm2h3WCa6DpRqQbyVDa5lnsRR/UNLJ6Ky gF9D/p/gAu66ru+R26U0G13ri+7ntEggShXuRw6SKs44stEdanQk/P+BnTs0ap6R6eI6a8wnnbx +jFNpn5TgiXEWqTPXZwn7LAQYbuBsr8K6bmC3qhDypfzYg2kJJq0k+Fnk1kPOrNT0FiwDg+pw0N JBdHH3RkypHidqpglHSixmYT/p4ggHiD/osQLnLyHsjjOuXS7yXxmfkwBCqfZmRf7W/RDniTy2i cuz2hcNkOaEPrH5oEwGuWi4o6V/oYIKLq8RISJViVqVr4z9TfRI0hrQVRkot4v8PuOI2Abl8QoB +HOJ0ZrYUPLbqm880J95kzG6gBV3JFxPGpPPxQSJoBcYFyK0BH1nEPSdJGZkiUx21JcbCpmM1p4 frYqT+ng6G3oPrw== X-Developer-Key: i=a.hindborg@kernel.org; a=openpgp; fpr=3108C10F46872E248D1FB221376EB100563EF7A7 X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 2AEF12000E X-Stat-Signature: 9j3jz16f9ki8edd6jrk49r9pdr718qcr X-Rspam-User: X-HE-Tag: 1780603201-435541 X-HE-Meta: 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 z6p6d6gG fs2ooRPWlGlKvBg1XgMVioVSTCJMMpUFOeejQxYtEsFGXh/F0brDcrRPsBENISnisAm+wbF6qIX0QNk54d2+R3kwqjoNuVD0OjBcfM2LGf2zj9ApR7vZkeP0aONeQ4uH2BmXGgDKIB/GK0vxQ4y7ElZXOd3tUmayNCSkAvBvvozOflk/yG57rIgrwjxGosqy4tZ+XD9jIT9SmXZT0zVgNa1Ul/x+Qp03kHunW3YI21Yb0Ex+6V3uoMNZYqpifPCyl/kJs5Tfm/zJO7hYxQMqYD/Y3KAvdDHPI5zbL/v724zaKVHazUbK/q8zvSoT8EmsGExIoyWoJdEYf87uelWIbmA+qP5TeLaYC+aPPjw1aTQjqA0dmPa8ny9KK2TmN8c+ohRs4ObZyyBPRljzorCCHBTY8DSvRyAJiJr6PaIxtzJtbPd1FYH876tYfBxBMCfhOoNpn 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 Reviewed-by: Daniel Gomez Acked-by: Tamir Duberstein Acked-by: Liam R. Howlett 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 b80fb7a262d0..d54942aeb201 100644 --- a/rust/kernel/xarray.rs +++ b/rust/kernel/xarray.rs @@ -193,6 +193,14 @@ pub struct StoreError { pub value: T, } +impl kernel::fmt::Debug for StoreError { + fn fmt(&self, f: &mut kernel::fmt::Formatter<'_>) -> kernel::fmt::Result { + f.debug_struct("StoreError") + .field("error", &self.error) + .finish() + } +} + impl From> for Error { #[inline] fn from(value: StoreError) -> Self { -- 2.51.2