From nobody Wed Oct 29 06:43:42 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1524560067123238.521472150514; Tue, 24 Apr 2018 01:54:27 -0700 (PDT) Received: from localhost ([::1]:57238 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAtiN-0006uT-ST for importer@patchew.org; Tue, 24 Apr 2018 04:54:19 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43765) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAthV-0006ZL-Bk for qemu-devel@nongnu.org; Tue, 24 Apr 2018 04:53:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fAthR-0000aZ-Id for qemu-devel@nongnu.org; Tue, 24 Apr 2018 04:53:25 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:56730 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fAthN-0000Yp-Mc; Tue, 24 Apr 2018 04:53:17 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id F07BA8DC43; Tue, 24 Apr 2018 08:53:06 +0000 (UTC) Received: from localhost (unknown [10.36.118.39]) by smtp.corp.redhat.com (Postfix) with ESMTP id 56908215CDC8; Tue, 24 Apr 2018 08:53:01 +0000 (UTC) From: Stefan Hajnoczi To: Date: Tue, 24 Apr 2018 09:52:40 +0100 Message-Id: <20180424085240.5798-1-stefanha@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.2]); Tue, 24 Apr 2018 08:53:06 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.2]); Tue, 24 Apr 2018 08:53:06 +0000 (UTC) for IP:'10.11.54.6' DOMAIN:'int-mx06.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'stefanha@redhat.com' RCPT:'' X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 66.187.233.73 Subject: [Qemu-devel] [PATCH] blockjob: drop block_job_pause/resume_all() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Jeff Cody , Stefan Hajnoczi , qemu-block@nongnu.org, Max Reitz Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Commit 8119334918e86f45877cfc139192d54f2449a239 ("block: Don't block_job_pause_all() in bdrv_drain_all()") removed the only callers of block_job_pause/resume_all(). Pausing and resuming now happens in child_job_drained_begin/end() so it's no longer necessary to globally pause/resume jobs. Signed-off-by: Stefan Hajnoczi Reviewed-by: Alberto Garcia Reviewed-by: John Snow --- include/block/blockjob_int.h | 14 -------------- blockjob.c | 27 --------------------------- 2 files changed, 41 deletions(-) diff --git a/include/block/blockjob_int.h b/include/block/blockjob_int.h index 642adce68b..d5a515de9b 100644 --- a/include/block/blockjob_int.h +++ b/include/block/blockjob_int.h @@ -168,20 +168,6 @@ void block_job_sleep_ns(BlockJob *job, int64_t ns); */ void block_job_yield(BlockJob *job); =20 -/** - * block_job_pause_all: - * - * Asynchronously pause all jobs. - */ -void block_job_pause_all(void); - -/** - * block_job_resume_all: - * - * Resume all block jobs. Must be paired with a preceding block_job_pause= _all. - */ -void block_job_resume_all(void); - /** * block_job_early_fail: * @bs: The block device. diff --git a/blockjob.c b/blockjob.c index 27f957e571..dfffad921a 100644 --- a/blockjob.c +++ b/blockjob.c @@ -988,19 +988,6 @@ void *block_job_create(const char *job_id, const Block= JobDriver *driver, return job; } =20 -void block_job_pause_all(void) -{ - BlockJob *job =3D NULL; - while ((job =3D block_job_next(job))) { - AioContext *aio_context =3D blk_get_aio_context(job->blk); - - aio_context_acquire(aio_context); - block_job_ref(job); - block_job_pause(job); - aio_context_release(aio_context); - } -} - void block_job_early_fail(BlockJob *job) { assert(job->status =3D=3D BLOCK_JOB_STATUS_CREATED); @@ -1078,20 +1065,6 @@ void coroutine_fn block_job_pause_point(BlockJob *jo= b) } } =20 -void block_job_resume_all(void) -{ - BlockJob *job, *next; - - QLIST_FOREACH_SAFE(job, &block_jobs, job_list, next) { - AioContext *aio_context =3D blk_get_aio_context(job->blk); - - aio_context_acquire(aio_context); - block_job_resume(job); - block_job_unref(job); - aio_context_release(aio_context); - } -} - /* * Conditionally enter a block_job pending a call to fn() while * under the block_job_lock critical section. --=20 2.14.3