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SubjectRe: [PATCH v2 2/2] io: prevent compiler reordering on the default readX() implementation
On 4/4/2018 11:55 AM, Arnd Bergmann wrote:
> Yes, exactly, plus the same for write and in/out of course.

I was looking at this...

inb() and outb() seem to be calling writeb(). It gets the wmb/barrier automatically
when we fix writeb().

Did I miss something?

Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.

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