From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from e2i340.smtp2go.com (e2i340.smtp2go.com [103.2.141.84]) (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 1ECBC2405ED for ; Fri, 23 Jan 2026 15:06:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=103.2.141.84 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769180800; cv=none; b=rWJLLfy9+ub/T8rGgc8wIDRSrj2I6cwOAR47fNo3iqQg9up8XVrIE6pXS9PKilk/rZVi1exhKUsF2ByW4I5GTwCKtkxzZrgCXyiZEmR9qayP/dxbQQrsDDJPSiu0GxGljBGyZt+vZGi4HWKVzWsfnpUYrQhmWqOae7OamnIBlg8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769180800; c=relaxed/simple; bh=Pynp0nE/3zAtaQ+2+SSJ/nl47ljUhiFgkbGLgQ6OWNE=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=p+fp5JFlULu4f4skurznNd9M1LtwRsLQna2vzK639TO5/nAMXEZXymiPbCpko7yu1BWOEZqaJInlMETnHSDnud5qQJFBBW1NxO+E5eIEORLcBxRaEICo1F+d1mGw9y5TESJsGGhPEOgH/MlF2TUTsXSaJyARF9ljOgmIVPJAlw4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=triplefau.lt; spf=pass smtp.mailfrom=em510616.triplefau.lt; dkim=fail (0-bit key) header.d=smtpservice.net header.i=@smtpservice.net header.b=AVvGIbBW reason="unknown key version"; dkim=pass (2048-bit key) header.d=triplefau.lt header.i=@triplefau.lt header.b=eKeFG+hs; arc=none smtp.client-ip=103.2.141.84 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=triplefau.lt Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=em510616.triplefau.lt Authentication-Results: smtp.subspace.kernel.org; dkim=fail reason="unknown key version" (0-bit key) header.d=smtpservice.net header.i=@smtpservice.net header.b="AVvGIbBW"; dkim=pass (2048-bit key) header.d=triplefau.lt header.i=@triplefau.lt header.b="eKeFG+hs" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=smtpservice.net; s=maxzs0.a1-4.dyn; x=1769181699; h=Feedback-ID: X-Smtpcorp-Track:Message-ID:Date:Subject:To:From:Reply-To:Sender: List-Unsubscribe:List-Unsubscribe-Post; bh=SAgBVedFuyxPIgCRhhig25olZXujs9yuAYM+zynQ8pg=; b=AVvGIbBW01a9/dp2blf35BxHd9 nGvN553Q+7JU0wrWwMLeqJ4gSzNGZx9ULW0xloH/D/f+JqR+Q/9Mnyfyp+ES2UXjTdbh5oQCZD3f1 6xSK//QsMCyStjcX0+QZrGchLBt3NeG/7EvGT0qpS/jfaEaU/kXw4EDOWJbWOtlcKKMfORI8KaFif vhuZ+huiJiR2v+metSmyOKTzw45z3eFI1f/0uy4bSlT9eOrBje0EBhbF2oHzQWPDO12NZu8mApc1u Xg6Qxp/Dlv3w0V9uGw7F+16BDZkQc3vbP0yq88D04IntF1pbLW73LUZ7IEV+BcIgVCwd6zGozJyF1 d+3wa1PA==; DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=triplefau.lt; i=@triplefau.lt; q=dns/txt; s=s510616; t=1769180799; h=from : subject : to : message-id : date; bh=SAgBVedFuyxPIgCRhhig25olZXujs9yuAYM+zynQ8pg=; b=eKeFG+hsTdDvxiBwpAxRJt8I9Xm9shJAMkm3nhKhZVUlgh66SEYm1HCxZgMBBiWDkSB5f /VJZZJP1ZwwN0pnxIUgzZ+Bi15HyTvgGUSa6GY9L0h09kYQfBptNGDQxYhoRzw7DZTF9xpx B1FVOrE2qDk86cXXbzn//Iccq7phnvdrIv3+pXjV6eKeTk1Z1waOaTZRinOxPCB+n9JpzR4 TjBorj2QMTJRixPWX2zBCnnjshwZo5hepjYUUmicGRFZfn/HzFQG8pKKC7EePdM/ojH2rJq 7VAL5nr1dceoeFpRRs4ATyKFY25jGkEopUMNwy5AqnWPVfpiM+6wQG2A+aOA== Received: from [10.172.233.45] (helo=SmtpCorp) by smtpcorp.com with esmtpsa (TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.94.2-S2G) (envelope-from ) id 1vjIjN-TRk3KW-7v; Fri, 23 Jan 2026 15:05:49 +0000 Received: from [10.12.239.196] (helo=localhost) by smtpcorp.com with esmtpsa (TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.98.1-S2G) (envelope-from ) id 1vjIjM-AIkwcC8p1zf-KKLF; Fri, 23 Jan 2026 15:05:48 +0000 From: Remi Pommarel To: Peter Zijlstra , Ingo Molnar , v9fs@lists.linux.dev Cc: Juri Lelli , Vincent Guittot , Eric Van Hensbergen , Latchesar Ionkov , Dominique Martinet , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Remi Pommarel Subject: [PATCH v2 0/2] wait/9p: Account 9P RPC waiting time as I/O wait Date: Fri, 23 Jan 2026 15:48:06 +0100 Message-ID: X-Mailer: git-send-email 2.50.1 Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Smtpcorp-Track: 12AKV0VVjs0j.9YjSjez59Bmd.wFnU8wrYxNP Feedback-ID: 510616m:510616apGKSTK:510616sLG8nV3o7E X-Report-Abuse: Please forward a copy of this message, including all headers, to This patch serie helps to attribute the time spent waiting for server responses during 9P RPC calls to I/O wait time in system metrics. As a result, I/O-intensive operations on a 9pfs mount will now be reflected in the "wa" column instead of the "id" one of tools like top. Changes since v1: - Convert a bunch of other 9P's wait_event_killable candidates Remi Pommarel (2): wait: Introduce io_wait_event_killable() 9p: Track 9P RPC waiting time as IO include/linux/wait.h | 15 +++++++++++++++ net/9p/client.c | 4 ++-- net/9p/trans_virtio.c | 14 +++++++------- net/9p/trans_xen.c | 4 ++-- 4 files changed, 26 insertions(+), 11 deletions(-) -- 2.50.1