Re: [RESEND GIT PATCH tj-percpu] percpu: fix spurious alignmentWARN in legacy SMP percpu allocator

From: Ingo Molnar
Date: Wed Mar 11 2009 - 05:31:45 EST



* Tejun Heo <tj@xxxxxxxxxx> wrote:

> Impact: remove spurious WARN on legacy SMP percpu allocator
>
> Commit f2a8205c4ef1af917d175c36a4097ae5587791c8 incorrectly added too
> tight WARN_ON_ONCE() on alignments for UP and legacy SMP percpu
> allocator. Commit e317603694bfd17b28a40de9d65e1a4ec12f816e fixed it
> for UP but legacy SMP allocator was forgotten. Fix it.
>
> Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
> Reported-by: Sachin P. Sant <sachinp@xxxxxxxxxx>
> ---
> (RESEND: cc'ing Ingo. :-)
>
> Oops, that was a stupid omission. This patch should fix it. Ingo,
> please pull from the following git vector to receive the first first
> four patches from the use-dynamic-percpu-allocator-by-default patchset
> (without the actual conversion which can disrupt archs) + this patch.
> I moved the actual conversion patch into #tj-percpu-exp branch, so the
> pull should be safe.
>
> git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc.git tj-percpu
>
> Thanks.

Pulled into tip:core/percpu, thanks a lot Tejun!

Ingo
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