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 4D5B6C43219 for ; Mon, 29 Nov 2021 14:25:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244160AbhK2O3K (ORCPT ); Mon, 29 Nov 2021 09:29:10 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:59924 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343918AbhK2O1H (ORCPT ); Mon, 29 Nov 2021 09:27:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1638195829; 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=ACiYe0HFXOzVSLQC/8ISf0vXFtAbLD5llrq1iYT+Clg=; b=Io4zymQYDrBvMUXq3rOGCZlVeazlKCiNHHace6r/GXwDivISCG4+mb7u8WATBC7N/AASvw D8k0urLr6YVCNAbpNbWiGxE0eFnfgf/ecQLr35OMJrPov1KOtUgu9y3LfMsrmETs/8XRju Sqp4s+f74rYeTsrWknNBmGPNHTxwk9s= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-151-Fk9wzxmhMXqm5bGxAE-J_g-1; Mon, 29 Nov 2021 09:23:48 -0500 X-MC-Unique: Fk9wzxmhMXqm5bGxAE-J_g-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 0396F10557D0; Mon, 29 Nov 2021 14:23:46 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.33.36.25]) by smtp.corp.redhat.com (Postfix) with ESMTP id DA2766060F; Mon, 29 Nov 2021 14:23:31 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 Subject: [PATCH 04/64] netfs: Display the netfs inode number in the netfs_read tracepoint From: David Howells To: linux-cachefs@redhat.com Cc: dhowells@redhat.com, Trond Myklebust , Anna Schumaker , Steve French , Dominique Martinet , Jeff Layton , Matthew Wilcox , Alexander Viro , Omar Sandoval , Linus Torvalds , linux-afs@lists.infradead.org, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, ceph-devel@vger.kernel.org, v9fs-developer@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Date: Mon, 29 Nov 2021 14:23:31 +0000 Message-ID: <163819581097.215744.17476611915583897051.stgit@warthog.procyon.org.uk> In-Reply-To: <163819575444.215744.318477214576928110.stgit@warthog.procyon.org.uk> References: <163819575444.215744.318477214576928110.stgit@warthog.procyon.org.uk> User-Agent: StGit/0.23 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org Display the netfs inode number in the netfs_read tracepoint so that this can be used to correlate with the cachefiles_prep_read tracepoint. Signed-off-by: David Howells cc: linux-cachefs@redhat.com --- include/trace/events/netfs.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/include/trace/events/netfs.h b/include/trace/events/netfs.h index 4d470bffd9f1..e6f4ebbb4c69 100644 --- a/include/trace/events/netfs.h +++ b/include/trace/events/netfs.h @@ -135,6 +135,7 @@ TRACE_EVENT(netfs_read, __field(loff_t, start ) __field(size_t, len ) __field(enum netfs_read_trace, what ) + __field(unsigned int, netfs_inode ) ), TP_fast_assign( @@ -143,12 +144,14 @@ TRACE_EVENT(netfs_read, __entry->start = start; __entry->len = len; __entry->what = what; + __entry->netfs_inode = rreq->inode->i_ino; ), - TP_printk("R=%08x %s c=%08x s=%llx %zx", + TP_printk("R=%08x %s c=%08x ni=%x s=%llx %zx", __entry->rreq, __print_symbolic(__entry->what, netfs_read_traces), __entry->cookie, + __entry->netfs_inode, __entry->start, __entry->len) );