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 X-Spam-Level: X-Spam-Status: No, score=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0EAF9C4361A for ; Sat, 5 Dec 2020 01:44:06 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C8FA922B3B for ; Sat, 5 Dec 2020 01:44:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C8FA922B3B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0B4ED6E3AA; Sat, 5 Dec 2020 01:43:54 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id EFB956E334 for ; Sat, 5 Dec 2020 01:43:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1607132628; 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=yfnbcXnKaxVtlJzzNRHF0Gxnxvp6ml+K62fOuuwG0xQ=; b=UOBNKItaXodSjHut27y4LSKlrS9+UyRI+u/Hl7C2G/kJC4WGf5qIpbtRnzhZMIOPJINuvJ W+6rAAG0k5IUBZVEmwLeMEPPparZ1furhFWwTqvBH2qktzaXGzVFGnk6nVrNgc76nHW3P8 znRQJEq+YtM6E4tY1ivMctMtyleAoNA= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-453-4ZINpmTlOnSepeF3G2brOA-1; Fri, 04 Dec 2020 20:43:46 -0500 X-MC-Unique: 4ZINpmTlOnSepeF3G2brOA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D26CC80ED8A; Sat, 5 Dec 2020 01:43:43 +0000 (UTC) Received: from cantor.redhat.com (ovpn-114-119.phx2.redhat.com [10.3.114.119]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3C0F160917; Sat, 5 Dec 2020 01:43:43 +0000 (UTC) From: Jerry Snitselaar To: linux-kernel@vger.kernel.org Subject: [PATCH v3 1/4] irq: export kstat_irqs Date: Fri, 4 Dec 2020 18:43:37 -0700 Message-Id: <20201205014340.148235-2-jsnitsel@redhat.com> In-Reply-To: <20201205014340.148235-1-jsnitsel@redhat.com> References: <20201205014340.148235-1-jsnitsel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kernel test robot , Hans de Goede , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, James Bottomley , Jason Gunthorpe , Jarkko Sakkinen , Matthew Garrett , linux-integrity@vger.kernel.org, Thomas Gleixner , Peter Huewe Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To try and detect potential interrupt storms that have been occurring with tpm_tis devices it was suggested to use kstat_irqs() to get the number of interrupts. Since tpm_tis can be built as a module it needs kstat_irqs exported. Reported-by: kernel test robot Cc: Thomas Gleixner Cc: Jarkko Sakkinen Cc: Jason Gunthorpe Cc: Peter Huewe Cc: James Bottomley Cc: Matthew Garrett Cc: Hans de Goede Signed-off-by: Jerry Snitselaar --- include/linux/irqdesc.h | 1 + kernel/irq/irqdesc.c | 1 + 2 files changed, 2 insertions(+) diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index 5745491303e0..fff88c1f1ac6 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -153,6 +153,7 @@ static inline void generic_handle_irq_desc(struct irq_desc *desc) } int generic_handle_irq(unsigned int irq); +unsigned int kstat_irqs(unsigned int irq); #ifdef CONFIG_HANDLE_DOMAIN_IRQ /* diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c index 1a7723604399..12398ef1796b 100644 --- a/kernel/irq/irqdesc.c +++ b/kernel/irq/irqdesc.c @@ -1000,6 +1000,7 @@ unsigned int kstat_irqs(unsigned int irq) sum += *per_cpu_ptr(desc->kstat_irqs, cpu); return sum; } +EXPORT_SYMBOL_GPL(kstat_irqs); /** * kstat_irqs_usr - Get the statistics for an interrupt -- 2.27.0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel