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SubjectRe: [PATCH 2/2] kcov: make kcov work properly with KASLR enabled
On Sun, Dec 11, 2016 at 10:37 PM, Alexander Popov <alex.popov@linux.com> wrote:
> On 11.12.2016 12:32, Dmitry Vyukov wrote:
>> On Sun, Dec 11, 2016 at 1:50 AM, Alexander Popov <alex.popov@linux.com> wrote:
>>> Subtract KASLR offset from the kernel addresses reported by kcov.
>>> Tested on x86_64 and AArch64 (Hikey LeMaker).
>>>
>>> Signed-off-by: Alexander Popov <alex.popov@linux.com>
>>> ---
>>> kernel/kcov.c | 8 +++++++-
>>> 1 file changed, 7 insertions(+), 1 deletion(-)
>>
>> I think generally this is the right thing to do.
>>
>> There are 2 pending patches for kcov by +Quentin (hopefully in mm):
>> "kcov: add AFL-style tracing"
>> "kcov: size of arena is now given in bytes"
>> https://groups.google.com/forum/#!topic/syzkaller/gcqbIhKjGcY
>> https://groups.google.com/d/msg/syzkaller/gcqbIhKjGcY/KQFryjBKCAAJ
>>
>> Your patch probably conflicts with them.
>> Should you base them on top of these patches, so that Andrew can merge
>> it without conflicts?
>
> Excuse me, I can't find these patches in:
> git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> git://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git
> git://git.cmpxchg.org/linux-mmots.git
>
> Could you point at the tree which I can rebase onto?
> Should I cherry-pick Quentin's patches manually?


Quentin, do you know destiny of your patches? They does not seem to be
in mm tree.

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