On 20.08.2018 20:33, matthew green wrote: > "Maxime Villard" writes: >> Module Name: src >> Committed By: maxv >> Date: Mon Aug 20 11:35:28 UTC 2018 >> >> Modified Files: >> src/sys/kern: files.kern subr_kmem.c >> >> Log Message: >> Retire KMEM_REDZONE and KMEM_POISON. >> >> KMEM_REDZONE is not very efficient and cannot detect read overflows. KASAN >> can, and will be used instead. > > asan requires a 64 bit system, so, i'm not really OK with > removing this code and requiring kasan. > > please discuss removals like this on tech-kern first. i'd > rather this change was reverted. > >
In general ASan can work with 32-bit kernels. We hava a userland i386 ASan version too. > .mrg. >
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