[Mesa-dev] [PATCH 1/6] translate_generic: use memcpy if possible
luca at luca-barbieri.com
Fri Aug 13 04:51:00 PDT 2010
> In this change you've got an int value (copy_size) which has some
> special meaning when negative -- can you add comments explaining what
> the meaning of a negative size is? Is there a way to use some more
> explicit flag value to indicate this condition?
I think it makes sense, since -1 stands for "not applicable", because
we aren't doing the memcpy whose size copy_size is about (also, the
CPU will already have the value loaded for use in memcpy if it turns
out to be non-negative).
I added a comment explaining that.
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