On 9/15/2021 1:27 PM, Dan Williams wrote:
I'm also thinking about the MOVEDIR64B instruction and how it
might be used to clear poison on the fly with a single 'store'.
Of course, that means we need to figure out how to narrow down the
error blast radius first.
It turns out the MOVDIR64B error cl
On 9/15/2021 9:15 AM, Darrick J. Wong wrote:
On Wed, Sep 15, 2021 at 12:22:05AM -0700, Jane Chu wrote:
Hi, Dan,
On 9/14/2021 9:44 PM, Dan Williams wrote:
On Tue, Sep 14, 2021 at 4:32 PM Jane Chu wrote:
If pwrite(2) encounters poison in a pmem range, it fails with EIO.
This is unecessary if
On Thu, Sep 23, 2021 at 1:56 PM Jane Chu wrote:
[..]
> > This (AFAICT) has already been done for dax_zero_page_range, so I sense
> > that Dan is trying to save you a bunch of code plumbing work by nudging
> > you towards doing s/dax_clear_poison/dax_zero_page_range/ to this series
> > and then you
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