Re: [PATCH 1/1] edac: Add an API for edac device to report for multiple errors

From: Borislav Petkov
Date: Sun Sep 08 2019 - 04:16:11 EST

On Sun, Sep 08, 2019 at 10:58:31AM +0300, Hawa, Hanna wrote:
> > Better use WARN_ON_ONCE() to avoid flooding.
> In case of two drivers using this function with wrong error count, only the
> first WARN_ON_ONCE will catch in this case, and other will miss other wrong
> usage of other edac device drivers.

The idea is to catch any driver using a 0 error count and fix it, not to
flood dmesg. You want _ONCE.