[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH 10/17] migration: create ram_multifd_page
From: |
Juan Quintela |
Subject: |
Re: [Qemu-devel] [PATCH 10/17] migration: create ram_multifd_page |
Date: |
Mon, 30 Jan 2017 11:06:30 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) |
"Dr. David Alan Gilbert" <address@hidden> wrote:
> * Juan Quintela (address@hidden) wrote:
>> The function still don't use multifd, but we have simplified
>> ram_save_page, xbzrle and RDMA stuff is gone. We have added a new
>> counter and a new flag for this type of pages.
>>
>> Signed-off-by: Juan Quintela <address@hidden>
>> --- a/migration/ram.c
>> +++ b/migration/ram.c
>> @@ -61,6 +61,7 @@ static uint64_t bitmap_sync_count;
>> #define RAM_SAVE_FLAG_XBZRLE 0x40
>> /* 0x80 is reserved in migration.h start with 0x100 next */
>> #define RAM_SAVE_FLAG_COMPRESS_PAGE 0x100
>> +#define RAM_SAVE_FLAG_MULTIFD_PAGE 0x200
>
> I think a similar reminder from the last iteration of this patch;
> I think we're out of bits here - I'm not sure if 0x200 is even
> available.
In previous iteration, I used *two* bits. As per your recomendation, I
"reused" and old one for doing the synchronization.
Later, Juan.
- [Qemu-devel] [PATCH 04/17] migration: Don't create decompression threads if not enabled, (continued)
- [Qemu-devel] [PATCH 04/17] migration: Don't create decompression threads if not enabled, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 05/17] migration: Add multifd capability, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 06/17] migration: Create x-multifd-threads parameter, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 07/17] migration: Create x-multifd-group parameter, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 08/17] migration: create multifd migration threads, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 09/17] migration: Start of multiple fd work, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 10/17] migration: create ram_multifd_page, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 11/17] migration: Create thread infrastructure for multifd send side, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 12/17] migration: really use multiple pages at a time, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 13/17] migration: Send the fd number which we are going to use for this page, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 14/17] migration: Create thread infrastructure for multifd recv side, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 15/17] migration: Test new fd infrastructure, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 16/17] migration: [HACK]Transfer pages over new channels, Juan Quintela, 2017/01/23
- [Qemu-devel] [PATCH 17/17] migration: flush receive queue, Juan Quintela, 2017/01/23
- Re: [Qemu-devel] [PATCH 00/17] multifd v3, no-reply, 2017/01/23