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mana: add rmb load fence to comply with hw spec
authorWei Hu <whu@FreeBSD.org>
Mon, 15 Aug 2022 07:36:09 +0000 (07:36 +0000)
committerWei Hu <whu@FreeBSD.org>
Mon, 15 Aug 2022 07:39:15 +0000 (07:39 +0000)
commitfa2d4a22fa82665a778e2f700e3318efebf2d87f
tree10ee4c7864196a48c91698cf9de07f8de83054f9tree | snapshot
parent795a9974144ec26f93a9081f72e09a2814ac3e4ccommit | diff
mana: add rmb load fence to comply with hw spec

To ensure software reads fresh data after observing ownership bits.

Sponsored by: Microsoft
sys/dev/mana/gdma_main.c diff | blob | history
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