Re: [GIT PULL] kdbus for 4.1-rc1
From: Richard Weinberger
Date: Thu Apr 23 2015 - 17:33:26 EST
On Thu, Apr 23, 2015 at 11:22 PM, David Herrmann <dh.herrmann@xxxxxxxxx> wrote:
> On Thu, Apr 23, 2015 at 10:56 PM, Borislav Petkov <bp@xxxxxxxxx> wrote:
>> On Thu, Apr 23, 2015 at 09:14:33PM +0200, Greg Kroah-Hartman wrote:
>>> I don't know what O(256) means here, O notation usually is used to
>>> show the complexity of a function, so this really is almost always the
>>> same amount of time, based on using the hash function.
>> This is iterating over 256 hash buckets. So O(n) complexity. Better?
> No it's not. O(256) equals O(1).
Yeah, that's absolutely correct.
I think Boris wanted to say that iterating over all hash buckets
can be costly.
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