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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2E451E9A74B for ; Tue, 24 Mar 2026 09:49:25 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 96A296B0089; Tue, 24 Mar 2026 05:49:24 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 940056B008A; Tue, 24 Mar 2026 05:49:24 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 855496B008C; Tue, 24 Mar 2026 05:49:24 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 763486B0089 for ; Tue, 24 Mar 2026 05:49:24 -0400 (EDT) Received: from smtpin21.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id EC7F89205D for ; Tue, 24 Mar 2026 09:49:23 +0000 (UTC) X-FDA: 84580483806.21.0CDDC2D Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by imf18.hostedemail.com (Postfix) with ESMTP id 0A0F01C000C for ; Tue, 24 Mar 2026 09:49:21 +0000 (UTC) Authentication-Results: imf18.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=Xfc+zlsm; spf=pass (imf18.hostedemail.com: domain of vschneid@redhat.com designates 170.10.129.124 as permitted sender) smtp.mailfrom=vschneid@redhat.com; dmarc=pass (policy=quarantine) header.from=redhat.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1774345762; a=rsa-sha256; cv=none; b=PyjEA81qXLqS5RWLTKbi5hrawK0/wPf/LdUXH+ILJ78puziyr0Njp7NtXhPybH83XqgaLK FZhb2R0Cls2FlGOPu6qSJStdGawvdgrH9DVJg8d/ZkE2wdGAlCLa2BKhlVDkpN61RU6Jhx tc6atRov40H7M1PKCibk9XsSP9nUtLo= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1774345762; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=RTf6sg/Whunq8XuiYT0VZnNsDFxZypJnLbapPFQuudQ=; b=zwApGxPky1r3jQo+FaFrBUVwHHbMWwpgNA0lHHKJm0WqS/D6EKJL6GVtG68uuMqVK/hg8P W1TZXOzz31JZ/Q3gC9Glt9pZ9paTl9wIY7MHO2arq2XJXHHIbaJiWQnbVXK9yRwHsZlRRl u4A9YKhCw2kRwX9w4NiSe0fN5JoAi2U= ARC-Authentication-Results: i=1; imf18.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=Xfc+zlsm; spf=pass (imf18.hostedemail.com: domain of vschneid@redhat.com designates 170.10.129.124 as permitted sender) smtp.mailfrom=vschneid@redhat.com; dmarc=pass (policy=quarantine) header.from=redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1774345761; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=RTf6sg/Whunq8XuiYT0VZnNsDFxZypJnLbapPFQuudQ=; b=Xfc+zlsmsYV5bjJVgznWsyxwue6M47QXdXlVwbsBIlF4jgtfSmT3RCsh3+Ny0rzygu58hz wwqVuNHlZBbFWjtZG9UhYDeacfOo5eX0JyZRYohi5hJvHKflSD64pHS/EBFjtx3QVKRtI2 bSS5bMRkNOb9PzlvZ2owPvwSguYG4Y4= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-193-7QOl47OWNtCgy7nQumHfow-1; Tue, 24 Mar 2026 05:49:16 -0400 X-MC-Unique: 7QOl47OWNtCgy7nQumHfow-1 X-Mimecast-MFC-AGG-ID: 7QOl47OWNtCgy7nQumHfow_1774345752 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (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) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 22F0D18002C7; Tue, 24 Mar 2026 09:49:12 +0000 (UTC) Received: from vschneid-thinkpadt14sgen2i.remote.csb (unknown [10.44.34.246]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 6D35E3000223; Tue, 24 Mar 2026 09:48:57 +0000 (UTC) From: Valentin Schneider To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org Cc: Josh Poimboeuf , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Andy Lutomirski , Peter Zijlstra , Arnaldo Carvalho de Melo , Paolo Bonzini , Arnd Bergmann , Frederic Weisbecker , "Paul E. McKenney" , Jason Baron , Steven Rostedt , Ard Biesheuvel , Sami Tolvanen , "David S. Miller" , Neeraj Upadhyay , Joel Fernandes , Josh Triplett , Boqun Feng , Uladzislau Rezki , Mathieu Desnoyers , Mel Gorman , Andrew Morton , Masahiro Yamada , Han Shen , Rik van Riel , Jann Horn , Dan Carpenter , Oleg Nesterov , Juri Lelli , Clark Williams , Tomas Glozar , Yair Podemsky , Marcelo Tosatti , Daniel Wagner , Petr Tesarik , Shrikanth Hegde Subject: [RFC PATCH v8 02/10] objtool: Flesh out warning related to pv_ops[] calls Date: Tue, 24 Mar 2026 10:47:53 +0100 Message-ID: <20260324094801.3092968-3-vschneid@redhat.com> In-Reply-To: <20260324094801.3092968-1-vschneid@redhat.com> References: <20260324094801.3092968-1-vschneid@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 X-Mimecast-MFC-PROC-ID: JCUoUx8gQzGhRNOWRw0IV9eyq3DTCtjuaFwZflHn818_1774345752 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit content-type: text/plain; charset="US-ASCII"; x-default=true X-Rspam-User: X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 0A0F01C000C X-Stat-Signature: npqaixm8ptix8qszgq95t7w8o86zf3zc X-HE-Tag: 1774345761-464964 X-HE-Meta: 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 4knhTtxf jx1ngdP2xhI8ouiAGgBo28sITBax1TXvCrNMw/x7dklUX/VVBeAGnULiL6iv2BoeSaKWP8nPHyPqkwpvMLd5Gfh0nyrKrRQEdDdTq1s4C+reuDsKm872lmfeqn7iq1UA54Sxw/Dso07/r8hM= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: I had to look into objtool itself to understand what this warning was about; make it more explicit. Signed-off-by: Valentin Schneider Acked-by: Josh Poimboeuf --- tools/objtool/check.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 7c82934247484..418dce921e48d 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -3426,7 +3426,7 @@ static bool pv_call_dest(struct objtool_file *file, struct instruction *insn) list_for_each_entry(target, &file->pv_ops[idx].targets, pv_target) { if (!target->sec->noinstr) { - WARN("pv_ops[%d]: %s", idx, target->name); + WARN("pv_ops[%d]: indirect call to %s() leaves .noinstr.text section", idx, target->name); file->pv_ops[idx].clean = false; } } -- 2.52.0