IFLIB: do not remove dmamap on buffer unload
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Authored by shurd on Jan 26 2018, 6:35 PM.

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wma
nwhitehorn
jhibbits
mw
imp
kmacy

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rS329651: IFLIB: do not remove dmamap on buffer unload

Summary

Dmamap is created only on IFC attach. If we remove it on
buffer release, we won't be able to do ifconfig down&up. Only destroy
when in detach.

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Repository

rS FreeBSD src repository - subversion

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Event Timeline

shurd created this revision.Jan 26 2018, 6:35 PM

Herald added a subscriber: ae. · View Herald TranscriptJan 26 2018, 6:35 PM

Note, this is an update to D13950

Fix build

Harbormaster completed remote builds in B14593: Diff 38492.Jan 26 2018, 8:37 PM

kbowling added a subscriber: kbowling.Jan 27 2018, 8:47 AM

wma accepted this revision.Feb 14 2018, 12:33 PM

This revision is now accepted and ready to land.Feb 14 2018, 12:33 PM

Closed by commit rS329651: IFLIB: do not remove dmamap on buffer unload (authored by shurd). · Explain WhyFeb 20 2018, 6:34 PM

This revision was automatically updated to reflect the committed changes.

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head/

sys/

net/

iflib.c

3 lines

Diff 39535

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IFLIB: do not remove dmamap on buffer unloadClosedPublicActions