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From 01cb24169e6f707daea28e19dbb9cbc59180023c Mon Sep 17 00:00:00 2001
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From: Kevin Wolf <kwolf@redhat.com>
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Date: Tue, 19 Feb 2019 17:00:22 +0100
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Subject: [PATCH 21/23] qcow2: Explicit number replaced by a constant
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RH-Author: Kevin Wolf <kwolf@redhat.com>
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Message-id: <20190219170023.27826-13-kwolf@redhat.com>
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Patchwork-id: 84551
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O-Subject: [RHEL-7.7 qemu-kvm-rhev PATCH 12/13] qcow2: Explicit number replaced by a constant
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Bugzilla: 1656913
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RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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RH-Acked-by: Max Reitz <mreitz@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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From: Leonid Bloch <lbloch@janustech.com>
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Signed-off-by: Leonid Bloch <lbloch@janustech.com>
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Reviewed-by: Alberto Garcia <berto@igalia.com>
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Reviewed-by: Kevin Wolf <kwolf@redhat.com>
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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(cherry picked from commit bd016b912cc68c6f6c68cd5acb2e13126bd9e05c)
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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block/qcow2.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/block/qcow2.c b/block/qcow2.c
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index acd076c..114dcdd 100644
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--- a/block/qcow2.c
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+++ b/block/qcow2.c
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@@ -1321,7 +1321,7 @@ static int coroutine_fn qcow2_do_open(BlockDriverState *bs, QDict *options,
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/* 2^(s->refcount_order - 3) is the refcount width in bytes */
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s->refcount_block_bits = s->cluster_bits - (s->refcount_order - 3);
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s->refcount_block_size = 1 << s->refcount_block_bits;
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- bs->total_sectors = header.size / 512;
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+ bs->total_sectors = header.size / BDRV_SECTOR_SIZE;
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s->csize_shift = (62 - (s->cluster_bits - 8));
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s->csize_mask = (1 << (s->cluster_bits - 8)) - 1;
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s->cluster_offset_mask = (1LL << s->csize_shift) - 1;
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@@ -3494,7 +3494,7 @@ static int coroutine_fn qcow2_co_truncate(BlockDriverState *bs, int64_t offset,
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goto fail;
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}
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- old_length = bs->total_sectors * 512;
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+ old_length = bs->total_sectors * BDRV_SECTOR_SIZE;
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new_l1_size = size_to_l1(s, offset);
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if (offset < old_length) {
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--
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1.8.3.1
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