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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DECD8CE7B1B for ; Fri, 14 Nov 2025 15:03:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=gOlu8hBDGdeSMsm+Xh5M8vOkl2dHtZBdnmdHu3tigmo=; b=fFPj+7Dmy6d1hbRr6UEj4dfnVI nr0jMi0GEQn7TYvI0cdiqaAXxS6JV6+5vSAMvK6gycnQxOEfJyP0etY+OLso50niqQutJCei75VWz pFPI5XmkZfSVzSd0gJUAl8kRkTT5+6OP046424WgSr1U9jC707qGRNlR+A56dXTjMpYV6qaOWBM1Y 9EHTd0HL0LW9vDj4QoKI8pTOLiTXG31Zc3Y1oJ2pUXi6nESOnXDRbDzEOGch0+Zacbu8/iAZ93Bn5 jMm7SMpCif4vJJ0rDZvSjwKpchta4xgiQvQuePXO91rTYBTLQnIIIo57kS1sNN1b8MuTHrUZYg7Q8 hJ3Em/GA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vJvKO-0000000CPuo-2mhm; Fri, 14 Nov 2025 15:03:08 +0000 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vJvKM-0000000CPsp-1x9Q for linux-arm-kernel@lists.infradead.org; Fri, 14 Nov 2025 15:03:07 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1763132585; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=gOlu8hBDGdeSMsm+Xh5M8vOkl2dHtZBdnmdHu3tigmo=; b=IjD34IuuHgdjcSbrclR7auTbl+AOIZXoi5dBht+Y8sHOo+tG27W+bKpwXA7VQ+2dtZuHi3 WS+eU7/+xon4xrR0On5CipSCj2OBK1FgpaLhfBIUviuiSY0d3Oq7aXNbhgAU0INlqO9voS BHDh4s4HVO17gx1/RdWR3un8d+UlHqs= Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-30-eCuXdCzbMACz_ODxDptErw-1; Fri, 14 Nov 2025 10:03:03 -0500 X-MC-Unique: eCuXdCzbMACz_ODxDptErw-1 X-Mimecast-MFC-AGG-ID: eCuXdCzbMACz_ODxDptErw_1763132572 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (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-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 976E819560BC; Fri, 14 Nov 2025 15:02:51 +0000 (UTC) Received: from vschneid-thinkpadt14sgen2i.remote.csb (unknown [10.45.226.10]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id B71AB1956048; Fri, 14 Nov 2025 15:02:36 +0000 (UTC) From: Valentin Schneider To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, rcu@vger.kernel.org, x86@kernel.org, linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linux-riscv@lists.infradead.org, linux-arch@vger.kernel.org, linux-trace-kernel@vger.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 , Yair Podemsky , Marcelo Tosatti , Daniel Wagner , Petr Tesarik , Shrikanth Hegde Subject: [PATCH v7 02/31] objtool: Flesh out warning related to pv_ops[] calls Date: Fri, 14 Nov 2025 16:01:04 +0100 Message-ID: <20251114150133.1056710-3-vschneid@redhat.com> In-Reply-To: <20251114150133.1056710-1-vschneid@redhat.com> References: <20251114150133.1056710-1-vschneid@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251114_070306_575219_9A364B78 X-CRM114-Status: GOOD ( 13.80 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 12b6967e5fd0d..1efa9f1bf16ba 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -3363,7 +3363,7 @@ 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; } } -- 2.51.0