On Thu, Jul 12, 2018 at 12:48:54AM +, Hugh Dickins wrote:
> __split_huge_pmd_locked() must check if the cleared huge pmd was dirty,
> and propagate that to PageDirty: otherwise, data may be lost when a huge
> tmpfs page is modified then split then reclaimed.
>
> How has this taken so long to b
On 7/11/18 5:48 PM, Hugh Dickins wrote:
__split_huge_pmd_locked() must check if the cleared huge pmd was dirty,
and propagate that to PageDirty: otherwise, data may be lost when a huge
tmpfs page is modified then split then reclaimed.
How has this taken so long to be noticed? Because there w
__split_huge_pmd_locked() must check if the cleared huge pmd was dirty,
and propagate that to PageDirty: otherwise, data may be lost when a huge
tmpfs page is modified then split then reclaimed.
How has this taken so long to be noticed? Because there was no problem
when the huge page is written b
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