On Mon, Sep 17, 2018 at 07:03:17AM -0700, Jakub Kicinski wrote: >On Mon, 17 Sep 2018 03:02:55 +0000, Sasha Levin wrote: >> From: Jakub Kicinski <jakub.kicinski@xxxxxxxxxxxxx> >> >> [ Upstream commit 18aa5b180f00a10c2f63944b4f0ab116bf8ea19b ] >> >> On some platforms with broken ACPI tables we may not have access >> to the Serial Number PCIe capability. This capability is crucial >> for us for switchdev operation as we use serial number as switch ID, >> and for communication with management FW where interface ID is used. >> >> If we can't determine the Serial Number we have to fail device probe. >> >> Signed-off-by: Jakub Kicinski <jakub.kicinski@xxxxxxxxxxxxx> >> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> >> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx> > >If the problem occurs the driver would usually fail to probe anyway >(e.g. due to missing SR-IOV capability), just without providing any >clear message why. So the patch is not of huge importance, but I'm >not opposed to back porting it. > >I should've put this info in the commit message, my bad. Now removed, thanks!