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Re: [PATCH v5 02/20] job.h: categorize fields in struct Job
From: |
Emanuele Giuseppe Esposito |
Subject: |
Re: [PATCH v5 02/20] job.h: categorize fields in struct Job |
Date: |
Thu, 10 Feb 2022 17:26:52 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.2.0 |
On 10/02/2022 16:40, Stefan Hajnoczi wrote:
> On Tue, Feb 08, 2022 at 09:34:55AM -0500, Emanuele Giuseppe Esposito wrote:
>> Categorize the fields in struct Job to understand which ones
>> need to be protected by the job mutex and which don't.
>>
>> Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
>> ---
>> include/qemu/job.h | 59 ++++++++++++++++++++++++++--------------------
>> 1 file changed, 34 insertions(+), 25 deletions(-)
>>
>> diff --git a/include/qemu/job.h b/include/qemu/job.h
>> index d1192ffd61..86ec46c09e 100644
>> --- a/include/qemu/job.h
>> +++ b/include/qemu/job.h
>> @@ -40,27 +40,50 @@ typedef struct JobTxn JobTxn;
>> * Long-running operation.
>> */
>> typedef struct Job {
>> +
>> + /* Fields set at initialization (job_create), and never modified */
>
> Is there a corresponding "Field protected by job_mutex" comment that
> separates fields that need locking?
>
That would be the comment
/** Protected by job_mutex */
situated right after the field "ProgressMeter progress;".
Do you want me to change it in "Fields protected by job_mutex"?
Thank you,
Emanuele
- Re: [PATCH v5 09/20] jobs: add job lock in find_* functions, (continued)
[PATCH v5 05/20] aio-wait.h: introduce AIO_WAIT_WHILE_UNLOCKED, Emanuele Giuseppe Esposito, 2022/02/08
[PATCH v5 08/20] jobs: protect jobs with job_lock/unlock, Emanuele Giuseppe Esposito, 2022/02/08
[PATCH v5 10/20] jobs: use job locks also in the unit tests, Emanuele Giuseppe Esposito, 2022/02/08