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SubjectRe: [PATCH v3 0/4] scsi: add runtime PM workaround for SD cardreaders
On Sun, Mar 28, 2021 at 12:25:27PM +0200, Martin Kepplinger wrote:
> hi,
>
> In short: there are SD cardreaders that send MEDIA_CHANGED on
> (runtime) resume. We cannot use runtime PM with these devices as
> I/O always fails. I'd like to discuss a way to fix this
> or at least allow us to work around this problem:

In fact, as far as I know _all_ USB SD card readers send Media Changed
notifications on resume. Maybe there are some that don't, but I haven't
heard of any.

Alan Stern

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