From nobody Wed Dec 17 10:19:43 2025 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 3084020126B for ; Thu, 27 Mar 2025 20:55:38 +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=1743108939; cv=none; b=oUiavxm6XV/ufWswySdoSmnjbMuNu/ow0kjtM2Guzz4sWHEfZehgSMyZrQFGn22a2IJuSHGAyTNAAFK7omU5TzxBjJPXZOOyQ8tQaxen5+xJZwZjGDAmBmNVLdD2tW9G7XhYe3x6Y8/mU/sHrwiBPCThmw0AIFb88f/2uF/D9bk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743108939; c=relaxed/simple; bh=0GUOSXJuYhO7n4hvtyZ3fk4YLaL5zvqwT4xfK0SfvHQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=mqIsHTJWUamH9dKKRxxXFRqGZI3qf/ONdfOKPC33cFJxD2Y5TryPD8NDXxcbNSWK+Hxh96N3rijJ8vWKktBaXmUIAmqhhzoQvN/tUeJutfYHOHWNtkz65hlfgx9ax4EtYOk+Ys8D88NU5hgzWStV7c8tguSDfKMYWtS3xpLVqmE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bAvncNBN; 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="bAvncNBN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B1BB4C4CEE8; Thu, 27 Mar 2025 20:55:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1743108938; bh=0GUOSXJuYhO7n4hvtyZ3fk4YLaL5zvqwT4xfK0SfvHQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bAvncNBNq9VwnE/UJI1luNP2nXXgizMWNhpdLIVc4zZ0q8APYe0kZmyn3emw+Dfnv TpdIr+p4+VQeANCHMcROHBjf5xhurmqnOFtJu4XDM7Ma9bTpnPPzwUq0Og5KxDLemG sXuvsE07PyhIGh8IEwL1oEyqn8eLEywsvCMWrT85nkcspw0fYPufIQVdEnZEZyLIdz 1Lj2E5aQ2ApI6nNV9i5+WmESzNc1b3H0wSRTPXAPBO05woWs1Chk6VtXNJnCwVrH4+ VffwsA+4EKrccE/YFovrlPGuCWD7V9yWN8wdvXd38uX17+ddb3QVAjrfMHH6N8/7K9 EmOynwKl54FsA== From: Ingo Molnar To: linux-kernel@vger.kernel.org Cc: Juergen Gross , "H . Peter Anvin" , Linus Torvalds , Peter Zijlstra , Borislav Petkov , Thomas Gleixner Subject: [PATCH 41/41] x86/alternatives: Simplify tp_addr_ordered() Date: Thu, 27 Mar 2025 21:53:54 +0100 Message-ID: <20250327205355.378659-42-mingo@kernel.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250327205355.378659-1-mingo@kernel.org> References: <20250327205355.378659-1-mingo@kernel.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 Content-Type: text/plain; charset="utf-8" - Use direct 'void *' pointer comparison, there's no need to force the type to 'unsigned long'. - Remove the 'tp' local variable indirection Signed-off-by: Ingo Molnar --- arch/x86/kernel/alternative.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index 32d3707d7963..7367c829a4fb 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -2838,8 +2838,6 @@ static void text_poke_int3_loc_add(void *addr, const = void *opcode, size_t len, c */ static bool tp_addr_ordered(void *addr) { - struct text_poke_int3_loc *tp; - WARN_ON_ONCE(!addr); =20 if (!tp_array.nr_entries) @@ -2851,8 +2849,7 @@ static bool tp_addr_ordered(void *addr) * is violated and we must first flush all pending patching * requests: */ - tp =3D &tp_array.vec[tp_array.nr_entries-1]; - if ((unsigned long)text_poke_int3_addr(tp) > (unsigned long)addr) + if (text_poke_int3_addr(tp_array.vec + tp_array.nr_entries-1) > addr) return false; =20 return true; --=20 2.45.2