Remove the relatively unused us_keg field. Store the zone along withthe slab in the page for malloc.
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Authored by jeff on Nov 26 2019, 10:22 PM.

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Reviewers

glebius
markj
rlibby

Commits

rS355169: Garbage collect the mostly unused us_keg field. Use appropriately named

Summary

This hasn't been necessary since multi keg zones were removed.

Catch up to other NOOBJ page users and add uma to the union for clarity. Malloc still wants the zone to free to but conveniently we have space for another pointer.

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Build Status

Buildable 27790
Build 25975: arc lint + arc unit

Event Timeline

jeff created this revision.Nov 26 2019, 10:22 PM

Harbormaster completed remote builds in B27790: Diff 64919.Nov 26 2019, 10:22 PM

jeff retitled this revision from Remove the relatively unused us_keg field. Store the zone along with the slab in the page for malloc. to Remove the relatively unused us_keg field. Store the zone along withthe slab in the page for malloc..Nov 26 2019, 10:26 PM

jeff edited the summary of this revision. (Show Details)

jeff added reviewers: glebius, markj, rlibby.

markj accepted this revision.Nov 27 2019, 4:22 PM

markj added inline comments.