Diffusion FreeBSD src repository f1c3adefd95d

execve: Mark exec argument buffers
f1c3adefd95d
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Description

execve: Mark exec argument buffers

We cache mapped execve argument buffers to avoid the overhead of TLB
shootdowns. Mark them invalid when they are freed to the cache.

MFC after: 2 weeks
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D29460

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Provenance

Authored on Apr 13 2021, 9:40 PM

Differential Revision

D29460: execve: Mark exec argument buffers

Parents

rGb261bb4057f4: vfs: Add KASAN state transitions for vnodes

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Event Timeline

markj committed rGf1c3adefd95d: execve: Mark exec argument buffers (authored by markj).Apr 13 2021, 9:42 PM

markj added an edge: D29460: execve: Mark exec argument buffers.

markj mentioned this in rG2748ecec950d: execve: Mark exec argument buffers.Nov 1 2021, 2:33 PM

Changes (3)

Path

Size

sys/

kern/

sys/

rGf1c3adefd95d

sys/kern/kern_exec.c

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sys/kern/subr_asan.c

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sys/sys/asan.h

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