[lkml]   [2007]   [Jun]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [RFC] [PATCH] cpuset operations causes Badness at mm/slab.c:777 warning
On Fri, 1 Jun 2007, Linus Torvalds wrote:

> No, I don't think you can do it this way.

Ultimately not. But its worth to see if this works.

> At a minimum, you'd need to test that the result is word-aligned.
> Preferably 8-byte aligned. We literally have stuff that knows about these
> things and uses the low bits in the pointer to keep extra data.

kmalloc allocations are guaranteed to be aligned to KMALLOC_MINALIGN. I
can bring that in but it will make the patch less readable.

> Of course, there migth be other (even more subtle) cases where we just
> assume certain alignment, and depend on the fact that we just _happen_ to
> get it. Who knows..

I tried to get rid of those cased and I hope that work is complete in

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2007-06-02 01:45    [W:0.034 / U:8.144 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site