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SubjectRe: [PATCH 3.12-rc7] KVM: Fix modprobe failure for kvm_intel/kvm_amd
On 10/30/2013 01:30 AM, Greg KH wrote:
[...]
>> debugfs_create_dir() currently returns NULL dentry on both
>> EEXIST, ENOMEM ... cases.
>>
>> Could one solution be cascading actual error
>> that is lost in fs/debugfs/inode.c:__create_file(), so that we could
>> take correct action in case of failure of debugfs_create_dir()?
>
> What would you do here? You shouldn't really care about debugfs files,
> if there's an error, keep on going, no code path should really care,
> right?
>
Thanks Greg.

Yes you are right. we can't do anything useful after that error.

If debugfs directories are not critical, may be we could
continue from there.



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