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SubjectRe: [PATCH v6 0/6] KASan for arm
On 7/2/19 2:06 PM, Linus Walleij wrote:
> Hi Florian,
> On Tue, Jun 18, 2019 at 12:11 AM Florian Fainelli <> wrote:
>> Abbott submitted a v5 about a year ago here:
>> and the series was not picked up since then, so I rebased it against
>> v5.2-rc4 and re-tested it on a Brahma-B53 (ARMv8 running AArch32 mode)
>> and Brahma-B15, both LPAE and test-kasan is consistent with the ARM64
>> counter part.
>> We were in a fairly good shape last time with a few different people
>> having tested it, so I am hoping we can get that included for 5.4 if
>> everything goes well.
> Thanks for picking this up. I was trying out KASan in the past,
> got sidetracked and honestly lost interest a bit because it was
> boring. But I do realize that it is really neat, so I will try to help
> out with some review and test on a bunch of hardware I have.
> At one point I even had this running on the ARMv4 SA1100
> (no joke!) and if I recall correctly, I got stuck because of things
> that might very well have been related to using a very fragile
> Arm testchip that later broke down completely in the l2cache
> when we added the spectre/meltdown fixes.

A blast from the past!

> I start reviewing and testing.

Great, thanks a lot for taking a look. FYI, I will be on holiday from
July 19th till August 12th, if you think you have more feedback between
now and then, I can try to pick it up and submit a v7 with that feedback
addressed, or it will happen when I return, or you can pick it up if you
refer, all options are possible!

@Arnd, should we squash your patches in as well?

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