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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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