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From: Eric Blake <eblake@redhat.com>
To: Alberto Garcia <berto@igalia.com>, qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>, Derek Su <dereksu@qnap.com>,
	Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>,
	qemu-block@nongnu.org, Max Reitz <mreitz@redhat.com>
Subject: Re: [PATCH v7 21/32] qcow2: Add subcluster support to qcow2_get_host_offset()
Date: Wed, 27 May 2020 11:40:06 -0500	[thread overview]
Message-ID: <0ba75da9-5a39-a24b-068e-ed7b20cd5b27@redhat.com> (raw)
In-Reply-To: <46add38625edc8ffec0056018d2cc512efda9a55.1590429901.git.berto@igalia.com>

On 5/25/20 1:08 PM, Alberto Garcia wrote:
> The logic of this function remains pretty much the same, except that
> it uses count_contiguous_subclusters(), which combines the logic of
> count_contiguous_clusters() / count_contiguous_clusters_unallocated()
> and checks individual subclusters.
> 
> qcow2_cluster_to_subcluster_type() is not necessary as a separate
> function anymore so it's inlined into its caller.
> 
> Signed-off-by: Alberto Garcia <berto@igalia.com>
> ---
>   block/qcow2.h         |  38 ++++-------
>   block/qcow2-cluster.c | 150 ++++++++++++++++++++++--------------------
>   2 files changed, 92 insertions(+), 96 deletions(-)
> 

Reviewed-by: Eric Blake <eblake@redhat.com>

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3226
Virtualization:  qemu.org | libvirt.org



  reply	other threads:[~2020-05-27 16:41 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-25 18:08 [PATCH v7 00/32] Add subcluster allocation to qcow2 Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 01/32] qcow2: Make Qcow2AioTask store the full host offset Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 02/32] qcow2: Convert qcow2_get_cluster_offset() into qcow2_get_host_offset() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 03/32] qcow2: Add calculate_l2_meta() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 04/32] qcow2: Split cluster_needs_cow() out of count_cow_clusters() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 05/32] qcow2: Process QCOW2_CLUSTER_ZERO_ALLOC clusters in handle_copied() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 06/32] qcow2: Add get_l2_entry() and set_l2_entry() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 07/32] qcow2: Document the Extended L2 Entries feature Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 08/32] qcow2: Add dummy has_subclusters() function Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 09/32] qcow2: Add subcluster-related fields to BDRVQcow2State Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 10/32] qcow2: Add offset_to_sc_index() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 11/32] qcow2: Add offset_into_subcluster() and size_to_subclusters() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 12/32] qcow2: Add l2_entry_size() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 13/32] qcow2: Update get/set_l2_entry() and add get/set_l2_bitmap() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 14/32] qcow2: Add QCow2SubclusterType and qcow2_get_subcluster_type() Alberto Garcia
2020-05-26 20:32   ` Eric Blake
2020-05-27  9:51     ` Alberto Garcia
2020-05-27 13:27       ` Eric Blake
2020-05-25 18:08 ` [PATCH v7 15/32] qcow2: Add qcow2_get_subcluster_range_type() Alberto Garcia
2020-05-26 21:48   ` Eric Blake
2020-05-25 18:08 ` [PATCH v7 16/32] qcow2: Add qcow2_cluster_is_allocated() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 17/32] qcow2: Add cluster type parameter to qcow2_get_host_offset() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 18/32] qcow2: Replace QCOW2_CLUSTER_* with QCOW2_SUBCLUSTER_* Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 19/32] qcow2: Handle QCOW2_SUBCLUSTER_UNALLOCATED_ALLOC Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 20/32] qcow2: Add subcluster support to calculate_l2_meta() Alberto Garcia
2020-05-27 15:57   ` Eric Blake
2020-05-25 18:08 ` [PATCH v7 21/32] qcow2: Add subcluster support to qcow2_get_host_offset() Alberto Garcia
2020-05-27 16:40   ` Eric Blake [this message]
2020-05-25 18:08 ` [PATCH v7 22/32] qcow2: Add subcluster support to zero_in_l2_slice() Alberto Garcia
2020-05-27 16:43   ` Eric Blake
2020-05-25 18:08 ` [PATCH v7 23/32] qcow2: Add subcluster support to discard_in_l2_slice() Alberto Garcia
2020-05-27 16:50   ` Eric Blake
2020-05-25 18:08 ` [PATCH v7 24/32] qcow2: Add subcluster support to check_refcounts_l2() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 25/32] qcow2: Update L2 bitmap in qcow2_alloc_cluster_link_l2() Alberto Garcia
2020-05-27 16:52   ` Eric Blake
2020-05-25 18:08 ` [PATCH v7 26/32] qcow2: Clear the L2 bitmap when allocating a compressed cluster Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 27/32] qcow2: Add subcluster support to handle_alloc_space() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 28/32] qcow2: Add subcluster support to qcow2_co_pwrite_zeroes() Alberto Garcia
2020-05-27 17:58   ` Eric Blake
2020-05-28 15:04     ` Alberto Garcia
2020-05-28 19:11       ` Eric Blake
2020-05-29 16:06         ` Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 29/32] qcow2: Add subcluster support to qcow2_measure() Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 30/32] qcow2: Add the 'extended_l2' option and the QCOW2_INCOMPAT_EXTL2 bit Alberto Garcia
2020-05-27 18:03   ` Eric Blake
2020-05-25 18:08 ` [PATCH v7 31/32] qcow2: Assert that expand_zero_clusters_in_l1() does not support subclusters Alberto Garcia
2020-05-25 18:08 ` [PATCH v7 32/32] iotests: Add tests for qcow2 images with extended L2 entries Alberto Garcia
2020-05-27 18:30   ` Eric Blake
2020-05-29 15:07     ` Alberto Garcia
2020-05-29 15:13       ` Eric Blake
2020-05-26  2:54 ` [PATCH v7 00/32] Add subcluster allocation to qcow2 no-reply
2020-05-26 11:01   ` Alberto Garcia
2020-05-26  5:17 ` no-reply
2020-05-26  5:48 ` no-reply
2020-05-26  6:14 ` no-reply
2020-05-26  8:01 ` no-reply
2020-05-26 10:13 ` no-reply
2020-05-26 13:08 ` no-reply

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