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SubjectRe: [RFC] Should we create a raw input interface for IR's ? - Was: Re: [PATCH 1/3 v2] lirc core device driver infrastructure
Date
On Saturday 28 November 2009, Mauro Carvalho Chehab wrote:
> After deleting 49 keys, you'll need to add the 55 new keys.
> If we do dynamic table resize for each operation, we'll do 104
> sequences of kmalloc/kfree for replacing one table.

Given that kmalloc only does power-of-two allocations, you can limit
the resize operations to when you go beyond the current allocation
limit. You can also choose a reasonable minimum table size (e.g. 32
or 64 entries) and avoid resizes for many of the common cases entirely.

Arnd <><


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