Thread (36 messages) 36 messages, 7 authors, 2016-02-01

Re: [PATCH v8 3/3] x86, mce: Add __mcsafe_copy()

From: Tony Luck <hidden>
Date: 2016-01-09 17:48:06
Also in: lkml

On Fri, Jan 8, 2016 at 5:49 PM, Andy Lutomirski [off-list ref] wrote:
On Jan 8, 2016 4:19 PM, "Tony Luck" [off-list ref] wrote:
quoted
Make use of the EXTABLE_FAULT exception table entries. This routine
returns a structure to indicate the result of the copy:
Perhaps this is silly, but could we make this feature depend on ERMS
and thus make the code a lot simpler?
ERMS?
Also, what's the sfence for?  You don't seem to be using any
non-temporal operations.
Ah - left over from the original function that this
was cloned from (which did use non-temporal
operations).  Will delete.

-Tony

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