Store stack_guard_page * PAGE_SIZE into the gap->next_read field at the time of the stack creation.
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Authored by kib on Aug 23 2019, 8:11 PM.

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imp

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alc
dougm
markj

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rS351453: Make stack grow use the same gap as stack create.

Summary

This makes the used guard size consistent between stack creation and stack grow time.

Suggested by: alc

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Repository

rS FreeBSD src repository - subversion

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Tests Not Applicable

Event Timeline

kib created this revision.Aug 23 2019, 8:11 PM

Herald added a subscriber: imp. · View Herald TranscriptAug 23 2019, 8:11 PM

Harbormaster completed remote builds in B26050: Diff 61185.Aug 23 2019, 8:11 PM

markj accepted this revision.Aug 23 2019, 8:35 PM

This revision is now accepted and ready to land.Aug 23 2019, 8:35 PM

alc accepted this revision.Aug 23 2019, 10:13 PM

Closed by commit rS351453: Make stack grow use the same gap as stack create. (authored by kib). · Explain WhyAug 24 2019, 2:29 PM

This revision was automatically updated to reflect the committed changes.

kib added a commit: rS351453: Make stack grow use the same gap as stack create..

Revision Contents
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head/

sys/

vm/

vm_map.c

16 lines

Diff 61222

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Store stack_guard_page * PAGE_SIZE into the gap->next_read field at the time of the stack creation.ClosedPublicActions