Re: [PATCH v5 0/2] sh: Restructure setup code to reserve memory regions earlier

John Paul Adrian Glaubitz <[email protected]>
Newsgroups gmane.linux.ports.sh.devel,gmane.linux.kernel
Message-ID <fbc596f7ad7ec4b08a5f50da8dcc0a1ce908793d.camel@physik.fu-berlin.de>
Hi Oreoluwa,

On Wed, 2024-07-17 at 19:18 -0700, Oreoluwa Babatunde wrote:
> The unflatten_devicetree() function allocates memory from memblock
> before the system gets a chance to set aside the regions of memory that
> are meant to be reserved.
> This means that there is a possibility for memblock to allocate from
> these regions, thereby preventing them from being reserved.
> 
> This series makes changes to the arch specific setup code to call the
> functions responsible for setting aside the reserved memory regions
> earlier in the init sequence.
> 
> Hence, by the time memblock starts being used to allocate memory, the
> memory regions that are meant to be carved out would already be set aside.
> 
> Oreoluwa Babatunde (2):
>   sh: Restructure call site for early_reserve_mem()
>   sh: Restructure setup code to reserve memory regions earlier
> 
>  arch/sh/include/asm/mmu.h |  1 +
>  arch/sh/kernel/setup.c    |  3 +++
>  arch/sh/mm/init.c         | 20 +++++++++-----------
>  3 files changed, 13 insertions(+), 11 deletions(-)

Apologies for the long silence. Both Artur and Geert (CC'ed) now also own a
J2 Turtleboard and I would like to have at least either of them test and
review your changes to make sure nothing breaks.

Thanks,
Adrian

-- 
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: :' :  Debian Developer
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