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SubjectRe: [PATCH 1/1] edac: Add an API for edac device to report for multiple errors
On Sun, Sep 08, 2019 at 10:16:02AM +0200, Borislav Petkov wrote:
> 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.

... and you want to return early too, i.e.,

if (WARN_ON_ONCE(!error_count))

Frankly, I'd even remove all the warning functionality and simply do

if (!error_count)

but let's see how much it screams first.


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