Re: [PATCH 5/6] co-shared-resource: protect with a mutex

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Re: [PATCH 5/6] co-shared-resource: protect with a mutex

From:	Paolo Bonzini
Subject:	Re: [PATCH 5/6] co-shared-resource: protect with a mutex
Date:	Wed, 12 May 2021 20:30:40 +0200
User-agent:	Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1

On 12/05/21 17:44, Stefan Hajnoczi wrote:

If we follow this strategy basically any data structure used
by coroutines needs its own fine-grained lock (like Java's Object base
class which has its own lock).

Maybe not all, but only those that use CoQueue? Interestingly, I was abit less okay with ProgressMeter and didn't think twice about the other two.


Paolo

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[PATCH 6/6] aiopool: protect with a mutex, (continued)
- [PATCH 6/6] aiopool: protect with a mutex, Emanuele Giuseppe Esposito, 2021/05/10
  - Re: [PATCH 6/6] aiopool: protect with a mutex, Vladimir Sementsov-Ogievskiy, 2021/05/10
    - Re: [PATCH 6/6] aiopool: protect with a mutex, Paolo Bonzini, 2021/05/11
  - Re: [PATCH 6/6] aiopool: protect with a mutex, Stefan Hajnoczi, 2021/05/12
- [PATCH 2/6] block-copy: let ratelimit handle a speed of 0, Emanuele Giuseppe Esposito, 2021/05/10
  - Re: [PATCH 2/6] block-copy: let ratelimit handle a speed of 0, Vladimir Sementsov-Ogievskiy, 2021/05/10
- [PATCH 5/6] co-shared-resource: protect with a mutex, Emanuele Giuseppe Esposito, 2021/05/10
  - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Vladimir Sementsov-Ogievskiy, 2021/05/10
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Paolo Bonzini, 2021/05/11
  - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Stefan Hajnoczi, 2021/05/12
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Paolo Bonzini <=
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Emanuele Giuseppe Esposito, 2021/05/14
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Vladimir Sementsov-Ogievskiy, 2021/05/14
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Emanuele Giuseppe Esposito, 2021/05/14
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Vladimir Sementsov-Ogievskiy, 2021/05/14
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Emanuele Giuseppe Esposito, 2021/05/14
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Vladimir Sementsov-Ogievskiy, 2021/05/14
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Emanuele Giuseppe Esposito, 2021/05/14
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Vladimir Sementsov-Ogievskiy, 2021/05/15
    - Re: [PATCH 5/6] co-shared-resource: protect with a mutex, Paolo Bonzini, 2021/05/14
- Re: [PATCH 0/6] block-copy: make helper APIs thread safe, Vladimir Sementsov-Ogievskiy, 2021/05/10

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