From: Wei Yang <richardw.yang@linux.intel.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: qemu-devel@nongnu.org, quintela@redhat.com,
Wei Yang <richardw.yang@linux.intel.com>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>
Subject: Re: [Qemu-devel] [PATCH 2/3] migration/ram.c: start of cpu_physical_memory_sync_dirty_bitmap is always 0
Date: Thu, 18 Jul 2019 09:07:51 +0800 [thread overview]
Message-ID: <20190718010751.GA15881@richard> (raw)
In-Reply-To: <4b3016cd-de7b-3ab7-76b8-8608cb1239b6@redhat.com>
On Wed, Jul 17, 2019 at 11:16:19AM +0200, Paolo Bonzini wrote:
>On 17/07/19 03:13, Wei Yang wrote:
>> On Tue, May 14, 2019 at 03:21:08PM +0100, Dr. David Alan Gilbert wrote:
>>> * Wei Yang (richardw.yang@linux.intel.com) wrote:
>>>> Since start of cpu_physical_memory_sync_dirty_bitmap is always 0, we can
>>>> remove this parameter and simplify the calculation a bit.
>>>>
>>>> Signed-off-by: Wei Yang <richardw.yang@linux.intel.com>
>>>
>>> So I think you're right it's currently unused; however, lets ask
>>> Paolo: Do we need to keep this parameter for flexiblity?
>>>
>>
>> Hey, Paolo
>>
>> Do you have some spare time to give some insight?
>
>I think it's cleaner to leave the start argument in place. However,
>I'll note that in migration_bitmap_sync_range the length argument is
>always block->used_length so that's also unnecessary (you already have
>block).
>
That's reasonable.
>Paolo
>
--
Wei Yang
Help you, Help me
next prev parent reply other threads:[~2019-07-18 1:08 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-30 3:44 [Qemu-devel] [PATCH 0/3] Cleanup migration/ram.c Wei Yang
2019-04-30 3:44 ` Wei Yang
2019-04-30 3:44 ` [Qemu-devel] [PATCH 1/3] migration/ram.c: start of migration_bitmap_sync_range is always 0 Wei Yang
2019-04-30 3:44 ` Wei Yang
2019-05-14 14:15 ` Dr. David Alan Gilbert
2019-05-14 14:27 ` Dr. David Alan Gilbert
2019-05-15 6:41 ` Wei Yang
2019-05-15 8:04 ` Dr. David Alan Gilbert
2019-05-15 8:54 ` Wei Yang
2019-04-30 3:44 ` [Qemu-devel] [PATCH 2/3] migration/ram.c: start of cpu_physical_memory_sync_dirty_bitmap " Wei Yang
2019-04-30 3:44 ` Wei Yang
2019-05-14 14:21 ` Dr. David Alan Gilbert
2019-05-31 0:54 ` Wei Yang
2019-06-21 7:43 ` Wei Yang
2019-07-17 1:13 ` Wei Yang
2019-07-17 9:16 ` Paolo Bonzini
2019-07-18 1:07 ` Wei Yang [this message]
2019-04-30 3:44 ` [Qemu-devel] [PATCH 3/3] ram: RAMBlock->offset is always aligned to a word Wei Yang
2019-04-30 3:44 ` Wei Yang
2019-07-17 9:17 ` Paolo Bonzini
2019-07-18 1:11 ` Wei Yang
2019-05-01 22:53 ` [Qemu-devel] [PATCH 0/3] Cleanup migration/ram.c no-reply
2019-05-01 22:53 ` no-reply
2019-05-02 0:10 ` Wei Yang
2019-05-02 0:10 ` Wei Yang
2019-05-02 4:24 ` no-reply
2019-05-02 4:24 ` no-reply
2019-05-02 5:32 ` Wei Yang
2019-05-02 5:32 ` Wei Yang
2019-05-02 8:35 ` Dr. David Alan Gilbert
2019-05-02 8:35 ` Dr. David Alan Gilbert
2019-05-02 22:34 ` Wei Yang
2019-05-02 22:34 ` Wei Yang
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