From mboxrd@z Thu Jan 1 00:00:00 1970 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 3214C35A280; Mon, 18 Aug 2025 14:14:19 +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=1755526459; cv=none; b=ZJqORaCYuUoJqDooz3qBFTL0BcsQ8mkYbqTGztQorSZqDkhw4KNYjjifTxWVtSFYj2JaljYFnW4zhuMHfSIosavROZRdiW0DiR0EsFrXSwQ/zLXNk7Lc99tdcVZwQJhmxRfMZehMWNCeZgCqFVIwUoRckq3oPz8n2sm7f1Dd0uk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755526459; c=relaxed/simple; bh=sNpkr7l/aTy1ihK1yKnKrWtXrF9Zg+eR47DmaeZluUs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=VKXyBhhHq6M2WYMfPQOCkbCCikYWJpy11sQMMkmsTm0u1G/srdk3c10heQQKLN6vYBU7ZSoJ4RUP/7075W9E7gDN2IVSLUwrdr5XlGQcB3U4e/2vOW39pWm2E3t/t3UVQvs1xuMuQD/0RQVtcYK3jKUpiJN98id1lC3yQd/40sk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=AqWeJav/; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="AqWeJav/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AE4BCC4CEEB; Mon, 18 Aug 2025 14:14:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755526459; bh=sNpkr7l/aTy1ihK1yKnKrWtXrF9Zg+eR47DmaeZluUs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AqWeJav/SfVvyRgE+1ClXXIjFFW/hTmXfNVa5AEBDB0Duwk2JcGOWqB7Rdogj2IZM fWNSmF+2SL+5SyfzfXGiv6/h40626iKmn5OC5LGZaaeaE3gMQr8NOpcsn9OH4Y3cac j+rTBOOvRv34Nu/3ld+pxnQ/chDWFTTbTFtOflEI= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, kernel test robot , Jens Axboe Subject: [PATCH 6.16 562/570] io_uring/rw: cast rw->flags assignment to rwf_t Date: Mon, 18 Aug 2025 14:49:09 +0200 Message-ID: <20250818124527.528312326@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250818124505.781598737@linuxfoundation.org> References: <20250818124505.781598737@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jens Axboe commit 825aea662b492571877b32aeeae13689fd9fbee4 upstream. kernel test robot reports that a recent change of the sqe->rw_flags field throws a sparse warning on 32-bit archs: >> io_uring/rw.c:291:19: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __kernel_rwf_t [usertype] flags @@ got unsigned int @@ io_uring/rw.c:291:19: sparse: expected restricted __kernel_rwf_t [usertype] flags io_uring/rw.c:291:19: sparse: got unsigned int Force cast it to rwf_t to silence that new sparse warning. Fixes: cf73d9970ea4 ("io_uring: don't use int for ABI") Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202507032211.PwSNPNSP-lkp@intel.com/ Signed-off-by: Jens Axboe Signed-off-by: Greg Kroah-Hartman --- io_uring/rw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/io_uring/rw.c +++ b/io_uring/rw.c @@ -288,7 +288,7 @@ static int __io_prep_rw(struct io_kiocb rw->addr = READ_ONCE(sqe->addr); rw->len = READ_ONCE(sqe->len); - rw->flags = READ_ONCE(sqe->rw_flags); + rw->flags = (__force rwf_t) READ_ONCE(sqe->rw_flags); attr_type_mask = READ_ONCE(sqe->attr_type_mask); if (attr_type_mask) {