On Fri 21-07-17 14:18:31, Mike Kravetz wrote:
[...]
> >From 5c4a1602bd6a942544ed011dc0a72fd258e874b2 Mon Sep 17 00:00:00 2001
> From: Mike Kravetz
> Date: Wed, 12 Jul 2017 13:52:47 -0700
> Subject: [PATCH] mm/mremap: Fail map duplication attempts for private mappings
>
>
On Fri 21-07-17 14:18:31, Mike Kravetz wrote:
[...]
> >From 5c4a1602bd6a942544ed011dc0a72fd258e874b2 Mon Sep 17 00:00:00 2001
> From: Mike Kravetz
> Date: Wed, 12 Jul 2017 13:52:47 -0700
> Subject: [PATCH] mm/mremap: Fail map duplication attempts for private mappings
>
> mremap will attempt to
On 07/21/2017 07:36 AM, Michal Hocko wrote:
> On Thu 20-07-17 13:37:59, Mike Kravetz wrote:
>> mremap will create a 'duplicate' mapping if old_size == 0 is
>> specified. Such duplicate mappings make no sense for private
>> mappings.
>
> sorry for the nit picking but this is not true strictly
On 07/21/2017 07:36 AM, Michal Hocko wrote:
> On Thu 20-07-17 13:37:59, Mike Kravetz wrote:
>> mremap will create a 'duplicate' mapping if old_size == 0 is
>> specified. Such duplicate mappings make no sense for private
>> mappings.
>
> sorry for the nit picking but this is not true strictly
On Thu 20-07-17 13:37:59, Mike Kravetz wrote:
> mremap will create a 'duplicate' mapping if old_size == 0 is
> specified. Such duplicate mappings make no sense for private
> mappings.
sorry for the nit picking but this is not true strictly speaking.
It makes some sense, arguably (e.g. take an
On Thu 20-07-17 13:37:59, Mike Kravetz wrote:
> mremap will create a 'duplicate' mapping if old_size == 0 is
> specified. Such duplicate mappings make no sense for private
> mappings.
sorry for the nit picking but this is not true strictly speaking.
It makes some sense, arguably (e.g. take an
mremap will create a 'duplicate' mapping if old_size == 0 is
specified. Such duplicate mappings make no sense for private
mappings. If duplication is attempted for a private mapping,
mremap creates a separate private mapping unrelated to the
original mapping and makes no modifications to the
mremap will create a 'duplicate' mapping if old_size == 0 is
specified. Such duplicate mappings make no sense for private
mappings. If duplication is attempted for a private mapping,
mremap creates a separate private mapping unrelated to the
original mapping and makes no modifications to the
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