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Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze f
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze from 2016-07-18 |
Date: |
Mon, 18 Jul 2016 13:59:38 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.1.1 |
On 18/07/2016 13:57, Peter Maydell wrote:
> On 18 July 2016 at 12:54, Paolo Bonzini <address@hidden> wrote:
>> On 18/07/2016 13:51, Peter Maydell wrote:
>>> Looks like an attempt to do an atomic op on a larger-than-host-pointer type.
>>
>> Hmm, atomic_set should be acceptable even on 64-bit.
>
> How does that work, when the host might not have an atomic
> 64-bit write?
All hosts we support should have it. Worst case, it could be done
through FP registers.
Paolo
- [Qemu-devel] [PULL 17/23] tcg: cpu-exec: remove tb_lock from the hot-path, (continued)
- [Qemu-devel] [PULL 17/23] tcg: cpu-exec: remove tb_lock from the hot-path, Paolo Bonzini, 2016/07/18
- [Qemu-devel] [PULL 18/23] tcg: Avoid bouncing tb_lock between tb_gen_code() and tb_add_jump(), Paolo Bonzini, 2016/07/18
- [Qemu-devel] [PULL 20/23] tcg: rename tb_find_physical(), Paolo Bonzini, 2016/07/18
- [Qemu-devel] [PULL 21/23] Move README to markdown, Paolo Bonzini, 2016/07/18
- [Qemu-devel] [PULL 22/23] block/iscsi: fix rounding in iscsi_allocationmap_set, Paolo Bonzini, 2016/07/18
- [Qemu-devel] [PULL 19/23] tcg: Merge tb_find_slow() and tb_find_fast(), Paolo Bonzini, 2016/07/18
- [Qemu-devel] [PULL 23/23] block/iscsi: allow caching of the allocation map, Paolo Bonzini, 2016/07/18
- Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze from 2016-07-18, Peter Maydell, 2016/07/18
- Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze from 2016-07-18, Paolo Bonzini, 2016/07/18
- Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze from 2016-07-18, Peter Maydell, 2016/07/18
- Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze from 2016-07-18,
Paolo Bonzini <=
- Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze from 2016-07-18, Peter Maydell, 2016/07/18
- Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze from 2016-07-18, Paolo Bonzini, 2016/07/18
- Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze from 2016-07-18, Peter Maydell, 2016/07/18
- Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze from 2016-07-18, Paolo Bonzini, 2016/07/18