Re: [PATCH 08/21] maintenance: initialize task array and hashmap

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Derrick Stolee <stolee@xxxxxxxxx> writes:

> On 7/8/2020 10:25 PM, Jonathan Tan wrote:
>>> This list is also inserted into a hashmap. This allows command-line
>>> arguments to quickly find the tasks by name, not sensitive to case. To
>>> ensure this list and hashmap work well together, the list only contains
>>> pointers to the struct information. This will allow a sort on the list
>>> while preserving the hashmap data.
>> 
>> I think having the hashmap is unnecessarily complicated in this case -
>> with the small number of tasks, a list would be fine. But I don't feel
>> strongly about this.
>
> You're probably right that iterating through a list with (hopefully)
> at most a dozen entries is fast enough that a hashmap is overkill here.
>
> Now is the real test: can I change this patch in v2 without needing
> to mess with any of the others? The intention here was to make adding
> tasks as simple as possible, so we shall see. :D

Adding a new element to a list would be simple no matter how the
list is represented.  But I think the real question is what access
pattern we expect.  Do we need to look up by name a single one or
selected few?  Do we need the iteration/enumeration be stable?  etc.




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