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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6C855C433EF for ; Sat, 16 Jul 2022 23:18:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233216AbiGPXSt (ORCPT ); Sat, 16 Jul 2022 19:18:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39874 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233130AbiGPXSC (ORCPT ); Sat, 16 Jul 2022 19:18:02 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 58CFE2409C for ; Sat, 16 Jul 2022 16:17:49 -0700 (PDT) Message-ID: <20220716230953.918740143@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1658013464; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=/h0ZE3KOnMvzgiDFOYx6/4OXuRqRs3WRg7RaeD3nrMY=; b=A9iZ8Od0A9eYHT4eukFRfhAJ79PiHYnUG7+WTvD0VkBMWvNFZTTRtnJZnH1lTMZrTW+mso eyz+x3IkDHY1jPe8Sg8XnnIUnqOZhbWI+IAjQ2ytxiCZ5lmbXESygdD7QFuIxEXKHe9pau fcjWp3hBTqaNLJpE0cpeNpGD88ODnmrCOil9AXb1h/aWJSM2JGf4dHrq09ppgSP+Ls7xPg p+ohZTC9PqKDb6etzmMsYhXs1Gi6aFrePhZbYmauTsQGOyOAfvQN7CnaJxcvhwtKXfr5jo MG0ptkQJ/waBXBldXXXLjLG6F4YtUR7zasHR5quzAPUKfqHq5hi3erLOuNHMpA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1658013464; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=/h0ZE3KOnMvzgiDFOYx6/4OXuRqRs3WRg7RaeD3nrMY=; b=aUPrudRtQHSyrbnyMPkrBQnTg0pB/OEBjtFWxlSDNsjncYJSExM7N8fNA5Ru2E92ORvC4A fM04bIPi4f46RvCg== From: Thomas Gleixner To: LKML Cc: x86@kernel.org, Linus Torvalds , Tim Chen , Josh Poimboeuf , Andrew Cooper , Pawan Gupta , Johannes Wikner , Alyssa Milburn , Jann Horn , "H.J. Lu" , Joao Moreira , Joseph Nuzman , Steven Rostedt Subject: [patch 21/38] x86/entry: Make some entry symbols global References: <20220716230344.239749011@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Date: Sun, 17 Jul 2022 01:17:43 +0200 (CEST) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org paranoid_entry(), error_entry() and xen_error_entry() have to be exempted from call accounting by thunk patching because they are before UNTRAIN_RET. Expose them so they are available in the alternative code. Signed-off-by: Thomas Gleixner --- arch/x86/entry/entry_64.S | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) --- a/arch/x86/entry/entry_64.S +++ b/arch/x86/entry/entry_64.S @@ -326,7 +326,8 @@ SYM_CODE_END(ret_from_fork) #endif .endm -SYM_CODE_START_LOCAL(xen_error_entry) +SYM_CODE_START(xen_error_entry) + ANNOTATE_NOENDBR UNWIND_HINT_FUNC PUSH_AND_CLEAR_REGS save_ret=1 ENCODE_FRAME_POINTER 8 @@ -904,7 +905,8 @@ SYM_CODE_END(xen_failsafe_callback) * R14 - old CR3 * R15 - old SPEC_CTRL */ -SYM_CODE_START_LOCAL(paranoid_entry) +SYM_CODE_START(paranoid_entry) + ANNOTATE_NOENDBR UNWIND_HINT_FUNC PUSH_AND_CLEAR_REGS save_ret=1 ENCODE_FRAME_POINTER 8 @@ -1039,7 +1041,8 @@ SYM_CODE_END(paranoid_exit) /* * Switch GS and CR3 if needed. */ -SYM_CODE_START_LOCAL(error_entry) +SYM_CODE_START(error_entry) + ANNOTATE_NOENDBR UNWIND_HINT_FUNC PUSH_AND_CLEAR_REGS save_ret=1