Messages in this thread | | | Date | Tue, 5 Aug 2008 22:15:32 +1000 | From | Simon Horman <> | Subject | Re: [patch] PCI: check the return value of device_create_bin_file() in pci_create_bus() |
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On Tue, Aug 05, 2008 at 05:28:14AM -0600, Matthew Wilcox wrote: > On Tue, Aug 05, 2008 at 09:14:07PM +1000, Simon Horman wrote: > > Check the return value of device_create_bin_file in pci_create_bus, > > unwind if necessary, and propagate any errors to the caller. > > Yes, but you're essentially saying here that if I can't create a couple > of poxy sysfs files, I can't have this PCI bus at all? This seems like > a bad decision to me. I'd rather have a PCI bus without the files than > no PCI bus at all. By all means, we should whinge mightily if we can't > create the files so the sysadmin has a chance of figuring out why things > aren't quite working right, but I might have my root filesystem on a > device on that PCI bus.
Are you suggesting just making pci_create_bus() have a big winge using printk() but returning void regardless of what happens? That sounds fine to me, though I guess it would also need to unwind if the first call to device_create_bin_file() succeeds but the second one doesn't.
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