[Bug 297155] LinuxKPI: swapped busdma sync operations in the DMA_TO_DEVICE / DMA_FROM_DEVICE PRE-sync path break streaming DMA when a mapping bounces (breaks ath10k QCA6174 on >4GB machines)
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Date: Mon, 31 Aug 2026 16:06:32 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=297155
Bjoern A. Zeeb <bz@FreeBSD.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|New |In Progress
URL| |https://reviews.freebsd.org
| |/D55497
CC| |bz@FreeBSD.org,
| |wireless@FreeBSD.org
Blocks| |273624
--- Comment #1 from Bjoern A. Zeeb <bz@FreeBSD.org> ---
I believe your patch (and more) is addressed by the review added to the URL
field.
I thought aokblast wanted to commit it, but I'll go ahead and just do it if he
isn't.
Referenced Bugs:
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=273624
[Bug 273624] athk ath10k ath11k ath12k meta-bug
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