From: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
To: Avi Kivity <avi@redhat.com>
Cc: mtosatti@redhat.com, kvm@vger.kernel.org
Subject: Re: [PATCH 0/1] KVM: make get dirty log ioctl return the first dirty page's position
Date: Wed, 24 Feb 2010 18:45:59 +0900 [thread overview]
Message-ID: <4B84F557.6020400@oss.ntt.co.jp> (raw)
In-Reply-To: <4B84E985.8000508@redhat.com>
Avi Kivity wrote:
>>
>> Result:
>> ...
>> kvm_get_map(slot 0): r= 3, slot.len= 655360(2)
>> kvm_get_map(slot 1): r= 2044, slot.len= 535822336(2044)
>> kvm_get_map(slot 2): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 3): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 4): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 5): r= 64, slot.len= 16777216(64)
>> kvm_get_map(slot 6): r= 1, slot.len= 32768(0)
>> kvm_get_map(slot 7): r= 1, slot.len= 32768(0)
>> kvm_get_map(slot 0): r= 3, slot.len= 655360(2)
>> kvm_get_map(slot 1): r= 2044, slot.len= 535822336(2044)
>> kvm_get_map(slot 2): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 3): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 4): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 5): r= 64, slot.len= 16777216(64)
>> kvm_get_map(slot 6): r= 1, slot.len= 32768(0)
>> kvm_get_map(slot 7): r= 1, slot.len= 32768(0)
>> kvm_get_map(slot 0): r= 3, slot.len= 655360(2)
>> kvm_get_map(slot 1): r= 2044, slot.len= 535822336(2044)
>> kvm_get_map(slot 2): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 3): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 4): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 5): r= 64, slot.len= 16777216(64)
>> kvm_get_map(slot 6): r= 1, slot.len= 32768(0)
>> kvm_get_map(slot 7): r= 1, slot.len= 32768(0)
>> kvm_get_map(slot 0): r= 3, slot.len= 655360(2)
>> kvm_get_map(slot 1): r= 2044, slot.len= 535822336(2044)
>> kvm_get_map(slot 2): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 3): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 4): r= 1, slot.len= 131072(0)
>> kvm_get_map(slot 5): r= 64, slot.len= 16777216(64)
>> kvm_get_map(slot 6): r= 1, slot.len= 32768(0)
>> kvm_get_map(slot 7): r= 1, slot.len= 32768(0)
>> ...
>>
>
> Seems to confirm - not much can be skipped.
>
>> kvm_get_map(slot 1): r= 2044, slot.len= 535822336(2044)
Am I wrong? in this case, the return value is suggesting
we can skip every 2044(the value in the bracket) bitmap check, right?
>
>
next prev parent reply other threads:[~2010-02-24 9:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-24 8:43 [PATCH 0/1] KVM: make get dirty log ioctl return the first dirty page's position Takuya Yoshikawa
2010-02-24 8:45 ` [PATCH 1/1] " Takuya Yoshikawa
2010-02-24 8:55 ` [PATCH 0/1] " Avi Kivity
2010-02-24 8:59 ` Avi Kivity
2010-02-24 9:20 ` Takuya Yoshikawa
2010-02-24 9:42 ` Avi Kivity
2010-02-24 9:45 ` Takuya Yoshikawa [this message]
2010-02-24 10:03 ` Avi Kivity
2010-02-24 10:09 ` Takuya Yoshikawa
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