From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from 013.lax.mailroute.net (013.lax.mailroute.net [199.89.1.16]) (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 D271736C596; Mon, 23 Feb 2026 21:51:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=199.89.1.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771883505; cv=none; b=SPNadUCaC0knE4eCJ4NTfE5+uMRcxgB7voIIJpd6Z9IuJ737Ki9OFagOLTwRSUGa+ZTUtPfE2KTKjXz6frGo4+LajJJIyM9jDWJjrzkhNbPQFaW9VX7ThLMVJrBt1VPHrU1rOm/xOFSHq7x0eCf3DLrmcI1gSCELdi4M6B8I4wE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771883505; c=relaxed/simple; bh=RmTxviYeFD+kxaP37UaKhNpja7wr7nUMBYTDoejJfWs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=AWiBv4YtTxhkubqvcf5/ZyA0VkT8Pqmvb34vFZDiIFYFq5aEhEW63VBoFtuxWAgpyTIA4/YlJNdZLIWt2ndlZ06BkCOwEVzrjg/JKDfcdCG1OvlyIRrvzk89cw7LBORtE7y89KoSdjZoDovipaZa6+OJ3T3bUMmFdw/ZN2bucBg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org; spf=pass smtp.mailfrom=acm.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b=qAoetkz7; arc=none smtp.client-ip=199.89.1.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=acm.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b="qAoetkz7" Received: from localhost (localhost [127.0.0.1]) by 013.lax.mailroute.net (Postfix) with ESMTP id 4fKZLm4P25zlfc9G; Mon, 23 Feb 2026 21:51:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=acm.org; h= content-transfer-encoding:mime-version:references:in-reply-to :x-mailer:message-id:date:date:subject:subject:from:from :received:received; s=mr01; t=1771883501; x=1774475502; bh=AZ3sG Qj4YIz4DJk6WdxfGfC5ktdFyZ0XPqv+VnHtmLU=; b=qAoetkz70r/yOQMfgOWBy HoXcGws+z8bIK2Ie1yL9uY3zbcwIYBCeufiJCq+ZsqE9t8CWOBZZWvRCvp27PuPb wwxIcewRvVMSsJ8KfQMk8ul8MRUh8APwtmByPXGc85NZEmlYgpdp5G6WU9LIky26 9begIV+Bj4Ia1oAy9qbaZj2RlfB6nnC4nYh8i5HIt8jTBbCTYmHFnWfTi2AHakgo lDaGBnul4mc/6F/6ouBf6QW3chZ2k74aTBnT4gtgLrwt2J3VoiEWKP4RRn2Ix7RF Qscv/e20J331ArDsOTyeyA5n0jeRG8ig7IrIVbgwG7P2hxht59jxWx+4rpOWKXhx w== X-Virus-Scanned: by MailRoute Received: from 013.lax.mailroute.net ([127.0.0.1]) by localhost (013.lax [127.0.0.1]) (mroute_mailscanner, port 10029) with LMTP id 02Rbj0PkP50c; Mon, 23 Feb 2026 21:51:41 +0000 (UTC) Received: from bvanassche.mtv.corp.google.com (unknown [104.135.180.219]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: bvanassche@acm.org) by 013.lax.mailroute.net (Postfix) with ESMTPSA id 4fKZLd0sYjzlfl6N; Mon, 23 Feb 2026 21:51:36 +0000 (UTC) From: Bart Van Assche To: Peter Zijlstra Cc: Ingo Molnar , Will Deacon , Boqun Feng , Waiman Long , linux-kernel@vger.kernel.org, Marco Elver , Christoph Hellwig , Steven Rostedt , Nick Desaulniers , Nathan Chancellor , Kees Cook , Jann Horn , Bart Van Assche , Jens Axboe , Yu Kuai , Jan Kara , linux-block@vger.kernel.org Subject: [PATCH 02/62] blk-ioc: Prepare for enabling thread-safety analysis Date: Mon, 23 Feb 2026 13:50:17 -0800 Message-ID: <20260223215118.2154194-3-bvanassche@acm.org> X-Mailer: git-send-email 2.53.0.371.g1d285c8824-goog In-Reply-To: <20260223215118.2154194-1-bvanassche@acm.org> References: <20260223215118.2154194-1-bvanassche@acm.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable The Clang thread-safety analyzer does not support testing return values with "< 0". Hence change the "< 0" test into "!=3D 0". This is fine since the radix_tree_maybe_preload() return value is <=3D 0. Cc: Jens Axboe Cc: Yu Kuai Cc: Jan Kara Cc: linux-block@vger.kernel.org Signed-off-by: Bart Van Assche --- block/blk-ioc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/blk-ioc.c b/block/blk-ioc.c index d15918d7fabb..0bf78aebc887 100644 --- a/block/blk-ioc.c +++ b/block/blk-ioc.c @@ -364,7 +364,7 @@ static struct io_cq *ioc_create_icq(struct request_qu= eue *q) if (!icq) return NULL; =20 - if (radix_tree_maybe_preload(GFP_ATOMIC) < 0) { + if (radix_tree_maybe_preload(GFP_ATOMIC) !=3D 0) { kmem_cache_free(et->icq_cache, icq); return NULL; }