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Re: [PATCH] fuzz: do not use POSIX shm for coverage bitmap


From: Thomas Huth
Subject: Re: [PATCH] fuzz: do not use POSIX shm for coverage bitmap
Date: Wed, 24 Jun 2020 09:51:41 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0

On 22/06/2020 18.50, Alexander Bulekov wrote:
We used shm_open with mmap to share libfuzzer's coverage bitmap with
child (runner) processes. The same functionality can be achieved with
MAP_SHARED | MAP_ANONYMOUS, since we do not care about naming or
permissioning the shared memory object.

Signed-off-by: Alexander Bulekov <alxndr@bu.edu>

Thanks, queued to qtest-next now:

 https://gitlab.com/huth/qemu/-/commits/qtest-next/

 Thomas




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