Re: [RFC PATCH 1/3] Revert "mm: always flush VMA ranges affected by zap_page_range"

2018-06-12 Thread Nadav Amit
at 12:16 AM, Nicholas Piggin wrote: > This reverts commit 4647706ebeee6e50f7b9f922b095f4ec94d581c3. > > Patch 99baac21e4585 ("mm: fix MADV_[FREE|DONTNEED] TLB flush miss > problem") provides a superset of the TLB flush coverage of this > commit, and even includes in the changelog "this patch sup

Re: [RFC PATCH 1/3] Revert "mm: always flush VMA ranges affected by zap_page_range"

2018-06-12 Thread Aneesh Kumar K.V
On 06/12/2018 12:46 PM, Nicholas Piggin wrote: This reverts commit 4647706ebeee6e50f7b9f922b095f4ec94d581c3. Patch 99baac21e4585 ("mm: fix MADV_[FREE|DONTNEED] TLB flush miss problem") provides a superset of the TLB flush coverage of this commit, and even includes in the changelog "this patch su

[RFC PATCH 1/3] Revert "mm: always flush VMA ranges affected by zap_page_range"

2018-06-12 Thread Nicholas Piggin
This reverts commit 4647706ebeee6e50f7b9f922b095f4ec94d581c3. Patch 99baac21e4585 ("mm: fix MADV_[FREE|DONTNEED] TLB flush miss problem") provides a superset of the TLB flush coverage of this commit, and even includes in the changelog "this patch supersedes 'mm: Always flush VMA ranges affected by