Re: [PATCH] PCI: Disable async suspend/resume for Jmicron chip

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Le 14/08/2015 22:17, Bjorn Helgaas a écrit :
> For 1), I think it is probably overkill to penalize all JMicron
> devices.  There's no reason to think NICs and SD/MMC/etc controllers
> have the same issue.  Or if there *is* reason to think that, you
> should give evidence for it.

if you don't want to penalize all JMicron models then a workaround would
be to create a new feature : the ability for the user to disable async
for a specific device,

for example a kernel parameter ( no-async-for-jmicron ), or a more
configurable mechanism, like a configuration file where the user can add
the name of the device, a kind of blacklist in order to disable async
only for a list of devices,

it's only a workaround, the real solution would to be find the real root
cause ( a bug in async method ? a design flaw in JMicron hardware ? a
bios/acpi bug ? )

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