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From: Joao Martins <joao.m.martins@oracle.com>
To: Peter Xu <peterx@redhat.com>
Cc: qemu-devel@nongnu.org,
	Alex Williamson <alex.williamson@redhat.com>,
	Cedric Le Goater <clg@redhat.com>,
	Paolo Bonzini <pbonzini@redhat.com>,
	David Hildenbrand <david@redhat.com>,
	Philippe Mathieu-Daude <philmd@linaro.org>,
	Avihai Horon <avihaih@nvidia.com>
Subject: Re: [PATCH v2 1/2] exec/ram_addr: return nr of dirty pages in cpu_physical_memory_set_dirty_lebitmap()
Date: Thu, 25 May 2023 16:02:01 +0100	[thread overview]
Message-ID: <b275c7b8-efa0-c8fc-bc27-c02f3dd0442c@oracle.com> (raw)
In-Reply-To: <ZG9oqfEr8qig2QhQ@x1n>

On 25/05/2023 14:54, Peter Xu wrote:
> On Thu, May 25, 2023 at 02:47:26PM +0100, Joao Martins wrote:
>> Yeap, Something like this?
>>
>> diff --git a/include/exec/ram_addr.h b/include/exec/ram_addr.h
>> index 8b8f271d0731..deaf746421da 100644
>> --- a/include/exec/ram_addr.h
>> +++ b/include/exec/ram_addr.h
>> @@ -333,6 +333,13 @@ static inline void
>> cpu_physical_memory_set_dirty_range(ram_addr_t start,
>>  }
>>
>>  #if !defined(_WIN32)
>> +
>> +/*
>> + * Contrary to cpu_physical_memory_sync_dirty_bitmap() this function returns
>> + * the number of dirty pages in @bitmap passed as argument. On the other hand,
>> + * cpu_physical_memory_sync_dirty_bitmap() returns newly dirtied pages that
>> + * weren't set in the global migration bitmap.
>> + */
>>  static inline
>>  uint64_t cpu_physical_memory_set_dirty_lebitmap(unsigned long *bitmap,
>>                                                  ram_addr_t start,
>>
> 
> Good enough to me. :)  With that, feel free to add:
> 
> Reviewed-by: Peter Xu <peterx@redhat.com>
> 
Thank you!


  reply	other threads:[~2023-05-25 15:03 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-25 11:43 [PATCH v2 0/2] hw/vfio: Improve vfio_get_dirty_bitmap() tracepoint Joao Martins
2023-05-25 11:43 ` [PATCH v2 1/2] exec/ram_addr: return nr of dirty pages in cpu_physical_memory_set_dirty_lebitmap() Joao Martins
2023-05-25 13:16   ` Peter Xu
2023-05-25 13:47     ` Joao Martins
2023-05-25 13:54       ` Peter Xu
2023-05-25 15:02         ` Joao Martins [this message]
2023-05-25 11:43 ` [PATCH v2 2/2] hw/vfio: Add nr of dirty pages to vfio_get_dirty_bitmap tracepoint Joao Martins
2023-05-25 11:52   ` Philippe Mathieu-Daudé
2023-05-25 13:36     ` Joao Martins

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