Re: [Qemu-devel] [PATCH v2 0/2] Auto-generated IDs

[Kevin Wolf <kwolf@redhat.com>]

Am 02.09.2015 um 00:30 hat Jeff Cody geschrieben:
> Changes from RFC v1:
> 
>     Patch 1: Several typos / grammatical errors (thanks Eric, John)
>              Make id_subsys_str[] const pointer to const strings (thanks Eric)
>              Moved id_subsys_str[] out from  id_generate() (thanks John)
>              Assert on null string for given id (thanks Eric)
>              Zero-pad the 2-digit random # (thanks John)
> 
>     Patch 2: None
> 
> Born from the conversation on qemu-devel, this generation scheme uses the
> format ultimately proposed by Kevin, after list discussion.
> 
> It attempts to keep the ID strings as small as possible, while fulfilling:
>     
>     1.) Guarantee no collisions with a user-specified ID
>     2.) Identify the sub-system the ID belongs to
>     3.) Guarantee of uniqueness
>     4.) Spoiling predictibility, to avoid creating an assumption
>         of object ordering and parsing (i.e., we don't want users to think
>         they can guess the next ID based on prior behavior).
> 
> See patch 1 for the generation scheme details.

Thanks, applied to the block branch.

While applying, I fixed up the id_generate() declaration in the header
file to include an identifier for the parameter.

Kevin