Re: [PATCHv2] mm: use stack_depot_early_init for kmemleak

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On Wed, Jan 18, 2023 at 9:31 AM Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> On Wed, 18 Jan 2023 09:25:48 +0800 Zhaoyang Huang <huangzhaoyang@xxxxxxxxx> wrote:
>
> > On Wed, Jan 18, 2023 at 8:17 AM Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
> > >
> > > On Tue, 17 Jan 2023 16:11:52 +0800 "zhaoyang.huang" <zhaoyang.huang@xxxxxxxxxx> wrote:
> > >
> > > > Mirsad report bellow error which caused by stack_depot_init failed in kvcalloc.
> > > > Solve this by having stackdepot use stack_depot_early_init. Extra Kconfig also
> > > > done by moving kmemleak stuff to mm/Kconfig.debug.
> > >
> > > I don't understand - what was the reason for the Kconfig change?
> > The items related to kmemleak are moved from lib/Kconfig.debug to
> > mm/Kconfig.debug
>
> Well yes, but why?
It was suggested by Vlastimil in a previous comment. It makes more
sense to have kmemleak's source code and Kconfig items under the same
directory.
>
> Is that related to this bug fix?  If not then please let's have that
> change in a separate patch.
The moved items are updated for this bug fix.
>




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