Re: [git pull] RCU updates for v2.6.27

[Ingo Molnar]

* Pekka Enberg <penberg@xxxxxxxxxxxxxx> wrote:

> There are now three commits in your tree that fix a real bug reported 
> by kmemcheck: 8410565f540db87ca938f56f92780d251e4f157d ("ACPICA: Fix 
> for access to deleted object <regression>"), 
> adeed48090fc370afa0db8d007748ee72a40b578 ("rc80211_pid: Fix fast_start 
> parameter handling"), and 62f75532b583c03840f31e40386ce2df73be9ca0 
> ("slub: Initialize per-cpu stats").

there's a fourth one that i found via kmemcheck and which got fixed by 
Jens but the commit log doesnt mention that it was found via kmemcheck:

 | commit 63a7138671c50a6f2c27bbd1a308dc75967062a3
 | Author: Jens Axboe <jens.axboe@xxxxxxxxxx>
 | Date:   Fri Feb 8 12:41:03 2008 +0100
 |
 |     block: fixup rq_init() a bit

> So I think it has been helpful and that the infrastructure it adds is 
> valuable for future debugging aids.

even if it was not finding any bugs it would be useful to us - it has 
already cleaned up a few dusty aspects of x86 code. (it might be similar 
for SLUB)

Oh, and kmemcheck got Vegard to hack Linux ;-)

	Ingo
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