Re: [PATCH 6.11 024/135] lib: alloc_tag_module_unload must wait for pending kfree_rcu calls

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On Mon, Oct 21, 2024 at 10:04 AM Vlastimil Babka <vbabka@xxxxxxx> wrote:
>
> On 10/21/24 18:57, Greg Kroah-Hartman wrote:
> > On Mon, Oct 21, 2024 at 06:22:17PM +0200, Uladzislau Rezki wrote:
> >> On Mon, Oct 21, 2024 at 09:16:43AM -0700, Ben Greear wrote:
> >> > On 10/21/24 03:23, Greg Kroah-Hartman wrote:
> >> > > 6.11-stable review patch.  If anyone has any objections, please let me know.
> >> >
> >> > This won't compile in my 6.11 tree (as of last week), I think it needs more
> >> > upstream patches and/or a different work-around.
> >> >
> >> > Possibly that has already been backported into 6.11 stable and I just haven't
> >> > seen it yet.
> >> >
> >> Right. The kvfree_rcu_barrier() will appear starting from 6.12 kernel.
> >
> > Ick, how is it building on all of my tests?  What config option am I
> > missing?
>
> Most likely CONFIG_MEM_ALLOC_PROFILING
> Depends on: PROC_FS [=y] && !DEBUG_FORCE_WEAK_PER_CPU [=n]

Yes, it's disabled by default.

>





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