execve: Mark exec argument buffers
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Authored by markj on Mar 27 2021, 11:29 PM.

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Commits: rGf1c3adefd95d: execve: Mark exec argument buffers

Summary

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

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rG FreeBSD src repository

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markj created this revision.Mar 27 2021, 11:29 PM

Herald added a subscriber: imp. · View Herald TranscriptMar 27 2021, 11:29 PM

markj requested review of this revision.Mar 27 2021, 11:29 PM

Harbormaster completed remote builds in B38131: Diff 86417.Mar 27 2021, 11:29 PM

markj added a parent revision: D29459: vfs: Add KASAN state transitions for vnodes.Mar 27 2021, 11:29 PM

markj added a child revision: D29461: malloc: Add state transitions for KASAN.

emaste added a subscriber: emaste.Mar 28 2021, 1:31 AM

This revision was not accepted when it landed; it landed in state Needs Review.Apr 13 2021, 9:43 PM

Closed by commit rGf1c3adefd95d: execve: Mark exec argument buffers (authored by markj). · Explain Why

This revision was automatically updated to reflect the committed changes.

markj added a commit: rGf1c3adefd95d: execve: Mark exec argument buffers.

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sys/

kern/

kern_exec.c

5 lines

subr_asan.c

2 lines

sys/

asan.h

1 line

Diff 87409

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sys/kern/kern_exec.c

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sys/kern/subr_asan.c

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execve: Mark exec argument buffersClosedPublicActions

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Diff 87409

sys/kern/kern_exec.c

sys/kern/subr_asan.c

sys/sys/asan.h

execve: Mark exec argument buffers
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