On Mon, Mar 12, 2018 at 7:17 AM, Jerome Glisse wrote:
> On Fri, Mar 09, 2018 at 10:55:26PM -0800, Dan Williams wrote:
>> The HMM sub-system extended dev_pagemap to arrange a callback when a
>> dev_pagemap managed page is freed. Since a dev_pagemap page is free /
>> idle when
On Mon, Mar 12, 2018 at 7:17 AM, Jerome Glisse wrote:
> On Fri, Mar 09, 2018 at 10:55:26PM -0800, Dan Williams wrote:
>> The HMM sub-system extended dev_pagemap to arrange a callback when a
>> dev_pagemap managed page is freed. Since a dev_pagemap page is free /
>> idle when its reference count
On Fri, Mar 09, 2018 at 10:55:26PM -0800, Dan Williams wrote:
> The HMM sub-system extended dev_pagemap to arrange a callback when a
> dev_pagemap managed page is freed. Since a dev_pagemap page is free /
> idle when its reference count is 1 it requires an additional branch to
> check the
On Fri, Mar 09, 2018 at 10:55:26PM -0800, Dan Williams wrote:
> The HMM sub-system extended dev_pagemap to arrange a callback when a
> dev_pagemap managed page is freed. Since a dev_pagemap page is free /
> idle when its reference count is 1 it requires an additional branch to
> check the
The HMM sub-system extended dev_pagemap to arrange a callback when a
dev_pagemap managed page is freed. Since a dev_pagemap page is free /
idle when its reference count is 1 it requires an additional branch to
check the page-type at put_page() time. Given put_page() is a hot-path
we do not want to
The HMM sub-system extended dev_pagemap to arrange a callback when a
dev_pagemap managed page is freed. Since a dev_pagemap page is free /
idle when its reference count is 1 it requires an additional branch to
check the page-type at put_page() time. Given put_page() is a hot-path
we do not want to
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