lkml.org 
[lkml]   [2007]   [Jun]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: SLUB: Return ZERO_SIZE_PTR for kmalloc(0)
Linus Torvalds wrote:
> The thing is, why *should* we care about comparing addresses? We'll give
> the right result (you got many perfectly separate allocations, they're
> just zero bytes apart, exactly like you asked for!). The fact that C++ has
> some semantics for it is not a good argument - C++ is a broken language,
> and it's not the language we use for the kernel anyway.

C too, but I really honestly can't think of a scenario - realistic or
contrived - in which you'd end up doing a zero-sized allocation and care
that its address has been aliased. But we'll find out when we do it ;)

J
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-06-04 18:35    [W:0.231 / U:0.128 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site