From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-2711254-1520286318-2-9643060893310777934 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.249, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='de', MailFrom='org' X-Spam-charsets: X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: linux-api-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1520286318; b=K8dmY/q+AZCr+ilBMUpYlHP1D9aV1O5ylebZFHwGrzDxr5P MOf3E2sgwm4BT7WoOEGnNTD1g73bghR6suyvgpQjG8biuOJK2pR7QCGTnfw5bnqp r0MEsjIUMBNkNMkI/EiKVELCuiVhE9g6cLLgKC33TULmaLA3e3momutMSAxlRBK7 /CIJVyBw2x3jCM6flKz32FDgCXcqh8JxgOYEG+0RoSZNSwZ4DnfgXf/RY6+1tt/O x+Z1PpwItIGEQXTA8rV6TZebMcxKPLDgiGHmBkroE83Icm2N9759g2lt8F7FQ3C3 JIv/5k51Pq+FJySdp7U1DlXaU6tz59Pa/CNOi+g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:sender:list-id; s=arctest; t=1520286318; bh=XDmYlVZfEaNXw36fjjyh7602kjE6bdKD8lA2+mSkN9o=; b=pgq5189d9v/n 6FHst/GPb9xfy7Nh3L6TrCabRDz1CT0eHSW3/01ld7NV2GqCfQfGgSsijEIrbV2x ONlKusSPGfokZnDYmyadrI0Nsju/o1/oMBa/rR2wqbehILvgz4AXWZA/qjmX9eye uI+XVOgSiBs/gIUmSdQvxYtn4JGX6jnygEgoOMN4PG+xnnE9E7wiWNHh3vO/RtCk ayYoZ/QEfYNK7OeGK0sTHpKha85xeP6o0yGIgFD/VAKeR2BglhRrEBh0DFHfJkfK gDwC4r4uCkICmbrMFbS/SEHYWH9xn+mwKfjRbMvob54w3CHsyK5bt8BKAbTN7F+A KLPxfLEe7w== ARC-Authentication-Results: i=1; mx1.messagingengine.com; arc=none (no signatures found); dkim=fail (message has been altered; 2048-bit rsa key sha256) header.d=infradead.org header.i=@infradead.org header.b=t8+P6Qv2 x-bits=2048 x-keytype=rsa x-algorithm=sha256 x-selector=bombadil.20170209; dmarc=none (p=none,has-list-id=yes,d=none) header.from=lst.de; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=linux-api-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-category=clean score=0 state=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=lst.de header.result=pass header_is_org_domain=yes Authentication-Results: mx1.messagingengine.com; arc=none (no signatures found); dkim=fail (message has been altered; 2048-bit rsa key sha256) header.d=infradead.org header.i=@infradead.org header.b=t8+P6Qv2 x-bits=2048 x-keytype=rsa x-algorithm=sha256 x-selector=bombadil.20170209; dmarc=none (p=none,has-list-id=yes,d=none) header.from=lst.de; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=linux-api-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-category=clean score=0 state=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=lst.de header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932084AbeCEVoq (ORCPT ); Mon, 5 Mar 2018 16:44:46 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:60592 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932069AbeCEV1t (ORCPT ); Mon, 5 Mar 2018 16:27:49 -0500 From: Christoph Hellwig To: viro@zeniv.linux.org.uk Cc: Avi Kivity , linux-aio@kvack.org, linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org, linux-api@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 06/36] aio: delete iocbs from the active_reqs list in kiocb_cancel Date: Mon, 5 Mar 2018 13:27:13 -0800 Message-Id: <20180305212743.16664-7-hch@lst.de> X-Mailer: git-send-email 2.14.2 In-Reply-To: <20180305212743.16664-1-hch@lst.de> References: <20180305212743.16664-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-api-owner@vger.kernel.org X-Mailing-List: linux-api@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: One we cancel an iocb there is no reason to keep it on the active_reqs list, given that the list is only used to look for cancelation candidates. Signed-off-by: Christoph Hellwig Acked-by: Jeff Moyer --- fs/aio.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/aio.c b/fs/aio.c index 2d40cf5dd4ec..0b6394b4e528 100644 --- a/fs/aio.c +++ b/fs/aio.c @@ -561,6 +561,8 @@ static int kiocb_cancel(struct aio_kiocb *kiocb) { kiocb_cancel_fn *cancel = kiocb->ki_cancel; + list_del_init(&kiocb->ki_list); + if (!cancel) return -EINVAL; kiocb->ki_cancel = NULL; @@ -607,8 +609,6 @@ static void free_ioctx_users(struct percpu_ref *ref) while (!list_empty(&ctx->active_reqs)) { req = list_first_entry(&ctx->active_reqs, struct aio_kiocb, ki_list); - - list_del_init(&req->ki_list); kiocb_cancel(req); } -- 2.14.2