From patchwork Thu Oct 12 16:22:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kevin Wolf X-Patchwork-Id: 13419454 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F1E36CDB486 for ; Thu, 12 Oct 2023 16:31:29 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qqySv-0003fG-5F; Thu, 12 Oct 2023 12:23:13 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qqySr-0003bm-SQ for qemu-devel@nongnu.org; Thu, 12 Oct 2023 12:23:09 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qqySb-0000co-Hb for qemu-devel@nongnu.org; Thu, 12 Oct 2023 12:23:09 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1697127772; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=aTansi5iYYM78de8wLXg/Xiisg6BcuxfV1H3RkCFWZs=; b=BD7yUgms1Y5lmnNRozmzwKiEpOmPRnksbzFqewAy4f50NHs62SsCB69NTmwgDmseTIt/pY nGlUT0tQHJ/9SS/Xbse/MOuV6aghqR//4H4Bohm0Ut/BQTgxU7n2dB6t6OsvfaEWS5TkJx 8cEZfZvBFlKXPPmEBBLoUavjMKjPpuU= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-81-xJr6BldtNBuyEspGU_CygA-1; Thu, 12 Oct 2023 12:22:39 -0400 X-MC-Unique: xJr6BldtNBuyEspGU_CygA-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id DE852858F1C; Thu, 12 Oct 2023 16:22:38 +0000 (UTC) Received: from merkur.fritz.box (unknown [10.39.192.233]) by smtp.corp.redhat.com (Postfix) with ESMTP id 4D8902026831; Thu, 12 Oct 2023 16:22:38 +0000 (UTC) From: Kevin Wolf To: qemu-block@nongnu.org Cc: kwolf@redhat.com, qemu-devel@nongnu.org Subject: [PULL 04/26] block: convert more bdrv_is_allocated* and bdrv_block_status* calls to coroutine versions Date: Thu, 12 Oct 2023 18:22:02 +0200 Message-ID: <20231012162224.240535-5-kwolf@redhat.com> In-Reply-To: <20231012162224.240535-1-kwolf@redhat.com> References: <20231012162224.240535-1-kwolf@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 Received-SPF: pass client-ip=170.10.129.124; envelope-from=kwolf@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Paolo Bonzini Reviewed-by: Eric Blake Signed-off-by: Paolo Bonzini Message-ID: <20230904100306.156197-5-pbonzini@redhat.com> Reviewed-by: Kevin Wolf Signed-off-by: Kevin Wolf --- block/copy-before-write.c | 2 +- block/copy-on-read.c | 8 ++++---- block/io.c | 6 +++--- block/mirror.c | 10 +++++----- block/qcow2.c | 5 +++-- block/replication.c | 8 ++++---- block/stream.c | 8 ++++---- block/vvfat.c | 18 +++++++++--------- 8 files changed, 33 insertions(+), 32 deletions(-) diff --git a/block/copy-before-write.c b/block/copy-before-write.c index aeaff3bb82..4ffabc5ca2 100644 --- a/block/copy-before-write.c +++ b/block/copy-before-write.c @@ -305,7 +305,7 @@ cbw_co_snapshot_block_status(BlockDriverState *bs, return -EACCES; } - ret = bdrv_block_status(child->bs, offset, cur_bytes, pnum, map, file); + ret = bdrv_co_block_status(child->bs, offset, cur_bytes, pnum, map, file); if (child == s->target) { /* * We refer to s->target only for areas that we've written to it. diff --git a/block/copy-on-read.c b/block/copy-on-read.c index b4d6b7efc3..5149fcf63a 100644 --- a/block/copy-on-read.c +++ b/block/copy-on-read.c @@ -146,11 +146,11 @@ cor_co_preadv_part(BlockDriverState *bs, int64_t offset, int64_t bytes, local_flags = flags; /* In case of failure, try to copy-on-read anyway */ - ret = bdrv_is_allocated(bs->file->bs, offset, bytes, &n); + ret = bdrv_co_is_allocated(bs->file->bs, offset, bytes, &n); if (ret <= 0) { - ret = bdrv_is_allocated_above(bdrv_backing_chain_next(bs->file->bs), - state->bottom_bs, true, offset, - n, &n); + ret = bdrv_co_is_allocated_above(bdrv_backing_chain_next(bs->file->bs), + state->bottom_bs, true, offset, + n, &n); if (ret > 0 || ret < 0) { local_flags |= BDRV_REQ_COPY_ON_READ; } diff --git a/block/io.c b/block/io.c index b15a1ea880..9e170929a7 100644 --- a/block/io.c +++ b/block/io.c @@ -1223,8 +1223,8 @@ bdrv_co_do_copy_on_readv(BdrvChild *child, int64_t offset, int64_t bytes, ret = 1; /* "already allocated", so nothing will be copied */ pnum = MIN(align_bytes, max_transfer); } else { - ret = bdrv_is_allocated(bs, align_offset, - MIN(align_bytes, max_transfer), &pnum); + ret = bdrv_co_is_allocated(bs, align_offset, + MIN(align_bytes, max_transfer), &pnum); if (ret < 0) { /* * Safe to treat errors in querying allocation as if @@ -1371,7 +1371,7 @@ bdrv_aligned_preadv(BdrvChild *child, BdrvTrackedRequest *req, /* The flag BDRV_REQ_COPY_ON_READ has reached its addressee */ flags &= ~BDRV_REQ_COPY_ON_READ; - ret = bdrv_is_allocated(bs, offset, bytes, &pnum); + ret = bdrv_co_is_allocated(bs, offset, bytes, &pnum); if (ret < 0) { goto out; } diff --git a/block/mirror.c b/block/mirror.c index 3cc0757a03..dcd88de2e3 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -559,9 +559,9 @@ static void coroutine_fn mirror_iteration(MirrorBlockJob *s) assert(!(offset % s->granularity)); WITH_GRAPH_RDLOCK_GUARD() { - ret = bdrv_block_status_above(source, NULL, offset, - nb_chunks * s->granularity, - &io_bytes, NULL, NULL); + ret = bdrv_co_block_status_above(source, NULL, offset, + nb_chunks * s->granularity, + &io_bytes, NULL, NULL); } if (ret < 0) { io_bytes = MIN(nb_chunks * s->granularity, max_io_bytes); @@ -879,8 +879,8 @@ static int coroutine_fn mirror_dirty_init(MirrorBlockJob *s) } WITH_GRAPH_RDLOCK_GUARD() { - ret = bdrv_is_allocated_above(bs, s->base_overlay, true, offset, - bytes, &count); + ret = bdrv_co_is_allocated_above(bs, s->base_overlay, true, offset, + bytes, &count); } if (ret < 0) { return ret; diff --git a/block/qcow2.c b/block/qcow2.c index 5a3c537f14..6e9c731bac 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -3991,7 +3991,8 @@ finish: } -static bool is_zero(BlockDriverState *bs, int64_t offset, int64_t bytes) +static bool coroutine_fn GRAPH_RDLOCK +is_zero(BlockDriverState *bs, int64_t offset, int64_t bytes) { int64_t nr; int res; @@ -4012,7 +4013,7 @@ static bool is_zero(BlockDriverState *bs, int64_t offset, int64_t bytes) * backing file. So, we need a loop. */ do { - res = bdrv_block_status_above(bs, NULL, offset, bytes, &nr, NULL, NULL); + res = bdrv_co_block_status_above(bs, NULL, offset, bytes, &nr, NULL, NULL); offset += nr; bytes -= nr; } while (res >= 0 && (res & BDRV_BLOCK_ZERO) && nr && bytes); diff --git a/block/replication.c b/block/replication.c index dd166d2d82..4ad3dd5115 100644 --- a/block/replication.c +++ b/block/replication.c @@ -276,10 +276,10 @@ replication_co_writev(BlockDriverState *bs, int64_t sector_num, while (remaining_sectors > 0) { int64_t count; - ret = bdrv_is_allocated_above(top->bs, base->bs, false, - sector_num * BDRV_SECTOR_SIZE, - remaining_sectors * BDRV_SECTOR_SIZE, - &count); + ret = bdrv_co_is_allocated_above(top->bs, base->bs, false, + sector_num * BDRV_SECTOR_SIZE, + remaining_sectors * BDRV_SECTOR_SIZE, + &count); if (ret < 0) { goto out1; } diff --git a/block/stream.c b/block/stream.c index 133cb72fb4..ddaab7dbbd 100644 --- a/block/stream.c +++ b/block/stream.c @@ -172,7 +172,7 @@ static int coroutine_fn stream_run(Job *job, Error **errp) copy = false; WITH_GRAPH_RDLOCK_GUARD() { - ret = bdrv_is_allocated(unfiltered_bs, offset, STREAM_CHUNK, &n); + ret = bdrv_co_is_allocated(unfiltered_bs, offset, STREAM_CHUNK, &n); if (ret == 1) { /* Allocated in the top, no need to copy. */ } else if (ret >= 0) { @@ -180,9 +180,9 @@ static int coroutine_fn stream_run(Job *job, Error **errp) * Copy if allocated in the intermediate images. Limit to the * known-unallocated area [offset, offset+n*BDRV_SECTOR_SIZE). */ - ret = bdrv_is_allocated_above(bdrv_cow_bs(unfiltered_bs), - s->base_overlay, true, - offset, n, &n); + ret = bdrv_co_is_allocated_above(bdrv_cow_bs(unfiltered_bs), + s->base_overlay, true, + offset, n, &n); /* Finish early if end of backing file has been reached */ if (ret == 0 && n == 0) { n = len - offset; diff --git a/block/vvfat.c b/block/vvfat.c index 856b479c91..1a3a64c713 100644 --- a/block/vvfat.c +++ b/block/vvfat.c @@ -1480,8 +1480,8 @@ vvfat_read(BlockDriverState *bs, int64_t sector_num, uint8_t *buf, int nb_sector if (s->qcow) { int64_t n; int ret; - ret = bdrv_is_allocated(s->qcow->bs, sector_num * BDRV_SECTOR_SIZE, - (nb_sectors - i) * BDRV_SECTOR_SIZE, &n); + ret = bdrv_co_is_allocated(s->qcow->bs, sector_num * BDRV_SECTOR_SIZE, + (nb_sectors - i) * BDRV_SECTOR_SIZE, &n); if (ret < 0) { return ret; } @@ -1806,10 +1806,10 @@ cluster_was_modified(BDRVVVFATState *s, uint32_t cluster_num) } for (i = 0; !was_modified && i < s->sectors_per_cluster; i++) { - was_modified = bdrv_is_allocated(s->qcow->bs, - (cluster2sector(s, cluster_num) + - i) * BDRV_SECTOR_SIZE, - BDRV_SECTOR_SIZE, NULL); + was_modified = bdrv_co_is_allocated(s->qcow->bs, + (cluster2sector(s, cluster_num) + + i) * BDRV_SECTOR_SIZE, + BDRV_SECTOR_SIZE, NULL); } /* @@ -1967,9 +1967,9 @@ get_cluster_count_for_direntry(BDRVVVFATState* s, direntry_t* direntry, const ch for (i = 0; i < s->sectors_per_cluster; i++) { int res; - res = bdrv_is_allocated(s->qcow->bs, - (offs + i) * BDRV_SECTOR_SIZE, - BDRV_SECTOR_SIZE, NULL); + res = bdrv_co_is_allocated(s->qcow->bs, + (offs + i) * BDRV_SECTOR_SIZE, + BDRV_SECTOR_SIZE, NULL); if (res < 0) { return -1; }