From nobody Tue Feb 10 20:47:14 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 0A11D2222B2; Mon, 9 Feb 2026 14:39:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770647963; cv=none; b=c8fLnDV6vqaCUpwRZganhXfqFo3Q35W7ewUBi/RFdDt/XjPP8MRNDcSyE/TnSN1Q82q+JveOLw5wjfCWJqP3G/gW6orp85tQPMtnjlIj4XY4vI5VBu0RME7wTPkTA+Shaks1M/kfFi5xv7uOAE726mjNoDmHMD+wmCvxZDsfwpI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770647963; c=relaxed/simple; bh=QeBXOf7iICj0Ad5qHcIJv0VhQMqjDmVdKEV04oiCJGE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=UFL36CMtmjzyNOpaW/Xo3WSnbSA2nji4QJp/tJ9ZkpRrM/sxQ1NIzVuRJjym7mAF9lX1JsusjkRBHa3vjx6wZ4sshFaAJtr/K25WymH9/x5nWxtrAKY8WYHGNg2BNkLArDPwJS6AKJ6SZNmdbGD1nB+0mLXL2r4hpS8Qwm9xAaM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KsCOB8hv; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KsCOB8hv" 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` Precedence: bulk X-Mailing-List: linux-kernel@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 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 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 Acked-by: Liam R. Howlett Reviewed-by: Daniel Gomez --- 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, } =20 +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 --=20 2.51.2