Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function

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To: Will Deacon <will.deacon@xxxxxxx>
Subject: Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function
From: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx>
Date: Mon, 9 Oct 2017 15:57:38 -0400
Cc: Mark Rutland <mark.rutland@xxxxxxx>, catalin.marinas@xxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, x86@xxxxxxxxxx, kasan-dev@xxxxxxxxxxxxxxxx, borntraeger@xxxxxxxxxx, heiko.carstens@xxxxxxxxxx, davem@xxxxxxxxxxxxx, willy@xxxxxxxxxxxxx, mhocko@xxxxxxxxxx, Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>, sam@xxxxxxxxxxxx, mgorman@xxxxxxxxxxxxxxxxxxx, Steve Sistare <steven.sistare@xxxxxxxxxx>, daniel.m.jordan@xxxxxxxxxx, bob.picco@xxxxxxxxxx
In-reply-to: <CAOAebxvcg9r00bCWDJS4V_mmKk_dELVs_SfxqrxemDg7=uZx_g@mail.gmail.com>
References: <20170920201714.19817-1-pasha.tatashin@oracle.com> <20170920201714.19817-10-pasha.tatashin@oracle.com> <20171003144845.GD4931@leverpostej> <20171009171337.GE30085@arm.com> <CAOAebxtHHFvYn4WysMASe1GqvgKYPVyjJ572UM3Sef5sP0hi9A@mail.gmail.com> <20171009182217.GC30828@arm.com> <CAOAebxu1310eCrk88EC=Oaw3n90-9RuHZ1KBhPvLu_DyXBNZFQ@mail.gmail.com> <20171009184834.GE30828@arm.com> <CAOAebxs5s3DKV8f+Zw+LFVB98PE6cs=RwcOH8qEiU_MPLM9RvQ@mail.gmail.com> <20171009190213.GF30828@arm.com> <CAOAebxvcg9r00bCWDJS4V_mmKk_dELVs_SfxqrxemDg7=uZx_g@mail.gmail.com>

>> I guess we could implement that on arm64 using our current vmemmap_populate
>> logic and an explicit memset.

Hi Will,

I will send out a new patch series with x86/arm64  versions of
kasan_map_populate(), so you could take a look if this is something
that is acceptable.

Thank you,
Pavel

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References:
- [PATCH v9 00/12] complete deferred page initialization
  - From: Pavel Tatashin
- [PATCH v9 09/12] mm/kasan: kasan specific map populate function
  - From: Pavel Tatashin
- Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function
  - From: Mark Rutland
- Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function
  - From: Will Deacon
- Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function
  - From: Pavel Tatashin
- Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function
  - From: Will Deacon
- Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function
  - From: Pavel Tatashin
- Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function
  - From: Will Deacon
- Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function
  - From: Pavel Tatashin
- Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function
  - From: Will Deacon
- Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function
  - From: Pavel Tatashin

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