Subject: Re: need help with DMA and UBC synchronization
To: None <>
From: YAMAMOTO Takashi <>
List: tech-kern
Date: 05/25/2005 23:20:35
> uvm_vslock(PROT_WRITE) is supposed to mark the pages dirty,
> is it consistently failing to do so for you or only occasionally?
> -Chuck

there's a PR.  25640.

-current i386 pmap presets PG_M.
i don't think the change was pulled up.