From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E1261441037; Fri, 22 May 2026 14:37:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779460661; cv=none; b=F/1MqdvJyDTqF+5dMEgmzGoW2/b/rDeQW/ogg28/P9YIwZ0aJdXe9shuEGWzjbaK+yutwlw5X9tgUkii0Vvtnvgrz7kW6knJbyYjz6oVqA9gL3lzSGLxiPpX5iNvPugOxDiqtHZ+4GED9rThBv8fdJ+qPlbS8WVxi+bRhAytz5g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779460661; c=relaxed/simple; bh=SF04hMWnvVDzw6Ywlwvn/dgTgHBZ8NtqkN8QbaqWwD8=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=KA5kzTfRK/AH/mf3pwnRmmlduan1pWqfZetaZB0TIC+4Rjkpvxoa0a6+c/Vd2Fb8jhVqTziaaGK/kN4sfCDLG052C8XnbzTKUnyWG9Ft7Vah9jhMKYxXmv3RiWngoqN2DCH2LioPGhpj9EnHxQgZzV1fJIdYX6YCRizdY2Ml+/U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=DrxxGXgd; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="DrxxGXgd" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 47D821F000E9; Fri, 22 May 2026 14:37:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1779460659; bh=gnNwX6EwnBzg871L69SuQvl2F1vLGJhwqjyBkOfwe1o=; h=Subject:From:To:Cc:Date:In-Reply-To:References; b=DrxxGXgdrGoMoMpq5Qzm/k2ID+g3z0cTJk7hJTGj9EnJceH6n4GKa5JYkcW7z8T5T hl8lZeHIgI8RbH7ElpYZG3PIvx5W9FYVNiBXS9uFKtMRz88S1Ui9XR+uFQWz8j+Zgp kYot5o4V4a2o3xRD+werosBL/s8hTL4/QYaRrwv5RvKqPRgPzxd0QoFeNesYzhMZmt NXiJIW+VGvXhy8hdFoSybkib7GcYmyv0dFKMdUQKRWOkEpcJxU+l4yxrEJGLiDdGCQ QCor+mZAEw0IKsdC2Dt/snkb1XGTSiP9CMaR2mbskkkgxR44cEWbPQCl09vkj0jzZP BSLYv0aqrzxzQ== Message-ID: Subject: Re: [PATCH v4 11/21] nfsd: add tracepoint to dir_event handler From: Jeff Layton To: Steven Rostedt Cc: Chuck Lever , NeilBrown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Trond Myklebust , Anna Schumaker , Alexander Aring , Amir Goldstein , Jan Kara , Alexander Viro , Christian Brauner , Calum Mackay , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-nfs@vger.kernel.org Date: Fri, 22 May 2026 10:37:36 -0400 In-Reply-To: <20260522103131.080908fc@gandalf.local.home> References: <20260522-dir-deleg-v4-0-2acb883ac6bc@kernel.org> <20260522-dir-deleg-v4-11-2acb883ac6bc@kernel.org> <20260522103131.080908fc@gandalf.local.home> Autocrypt: addr=jlayton@kernel.org; prefer-encrypt=mutual; keydata=mQINBE6V0TwBEADXhJg7s8wFDwBMEvn0qyhAnzFLTOCHooMZyx7XO7dAiIhDSi7G1NPxw 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Evolution 3.60.1 (3.60.1-1.fc44) Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Fri, 2026-05-22 at 10:31 -0400, Steven Rostedt wrote: > On Fri, 22 May 2026 08:29:00 -0400 > Jeff Layton wrote: >=20 > > Add some extra visibility around the fsnotify handlers. > >=20 > > Reviewed-by: Steven Rostedt (Google) > > Signed-off-by: Jeff Layton > > --- > > fs/nfsd/nfs4state.c | 2 ++ > > fs/nfsd/trace.h | 22 ++++++++++++++++++++++ > > 2 files changed, 24 insertions(+) > >=20 > > diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c > > index 3afde2e91efe..8d73203297e5 100644 > > --- a/fs/nfsd/nfs4state.c > > +++ b/fs/nfsd/nfs4state.c > > @@ -10032,6 +10032,8 @@ nfsd_handle_dir_event(u32 mask, const struct in= ode *dir, const void *data, > > struct file_lock_core *flc; > > struct nfsd_notify_event *evt; > > =20 > > + trace_nfsd_handle_dir_event(mask, dir, name); > > + > > /* Normalize cross-dir rename events to create/delete */ > > if (mask & FS_MOVED_FROM) { > > mask &=3D ~FS_MOVED_FROM; > > diff --git a/fs/nfsd/trace.h b/fs/nfsd/trace.h > > index ebf5677c4e73..e8e121a52e82 100644 > > --- a/fs/nfsd/trace.h > > +++ b/fs/nfsd/trace.h > > @@ -12,6 +12,7 @@ > > #include > > #include > > #include > > +#include > > #include > > #include > > =20 > > @@ -1377,6 +1378,27 @@ TRACE_EVENT(nfsd_file_fsnotify_handle_event, > > __entry->nlink, __entry->mode, __entry->mask) > > ); > > =20 > > +TRACE_EVENT(nfsd_handle_dir_event, > > + TP_PROTO(u32 mask, const struct inode *dir, const struct qstr *name), > > + TP_ARGS(mask, dir, name), > > + TP_STRUCT__entry( > > + __field(u32, mask) > > + __field(dev_t, s_dev) > > + __field(ino_t, i_ino) > > + __string_len(name, name->name, name->len) > > + ), > > + TP_fast_assign( > > + __entry->mask =3D mask; > > + __entry->s_dev =3D dir->i_sb->s_dev; > > + __entry->i_ino =3D dir->i_ino; > > + __assign_str(name); > > + ), > > + TP_printk("inode=3D0x%x:0x%x:0x%lx mask=3D%s name=3D%s", > > + MAJOR(__entry->s_dev), MINOR(__entry->s_dev), > > + __entry->i_ino, show_fsnotify_mask(__entry->mask), >=20 > Hmm, I don't have the show_fsnotify_mask() function in my repos and don't > see it defined in the patch series (I scanned lore). >=20 > Have a link to the patch or repo that creates it? >=20 > -- Steve >=20 The series is in the dir-deleg branch of my kernel.org repo. Thanks, --=20 Jeff Layton