> -----Original Message-----
> From: Gao, Liming
> Sent: Tuesday, June 18, 2019 1:16 PM
> To: Wu, Hao A; devel@edk2.groups.io; ler...@redhat.com; Gao, Zhichao
> Cc: Bret Barkelew; Wang, Jian J; Ni, Ray; Zeng, Star; Sean Brogan; Michael
> Turner
> Subject: RE: [edk2-devel] [PATCH] MdeModulePkg/PeiMain: Substantial
> change for PeiAllocatePool
>
>
> >-----Original Message-----
> >From: Wu, Hao A
> >Sent: Tuesday, June 18, 2019 1:15 PM
> >To: devel@edk2.groups.io; ler...@redhat.com; Gao, Zhichao
> ><zhichao....@intel.com>; Gao, Liming <liming....@intel.com>
> >Cc: Bret Barkelew <bret.barke...@microsoft.com>; Wang, Jian J
> ><jian.j.w...@intel.com>; Ni, Ray <ray...@intel.com>; Zeng, Star
> ><star.z...@intel.com>; Sean Brogan <sean.bro...@microsoft.com>;
> Michael
> >Turner <michael.tur...@microsoft.com>
> >Subject: RE: [edk2-devel] [PATCH] MdeModulePkg/PeiMain: Substantial
> >change for PeiAllocatePool
> >
> >> -----Original Message-----
> >> From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of
> >> Laszlo Ersek
> >> Sent: Wednesday, June 12, 2019 4:34 PM
> >> To: devel@edk2.groups.io; Gao, Zhichao
> >> Cc: Bret Barkelew; Wang, Jian J; Wu, Hao A; Ni, Ray; Zeng, Star; Gao,
> Liming;
> >> Sean Brogan; Michael Turner
> >> Subject: Re: [edk2-devel] [PATCH] MdeModulePkg/PeiMain: Substantial
> >> change for PeiAllocatePool
> >>
> >> Hi Zhichao,
> >>
> >> On 06/12/19 06:50, Gao, Zhichao wrote:
> >> > From: Bret Barkelew <bret.barke...@microsoft.com>
> >> >
> >> > REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1901
> >> >
> >> > The original logic is ASSERT if fail to create HOB. But
> >> > that doesn't make sense for release version. So it is required
> >> > to set the Buffer to null to indicate the failure.
> >>
> >> this patch may or may not be worthwhile; that's for the PEI Core
> >> maintainers to evaluate.
> >
> >
> >Looks to me like a valid enhancement for error handling.
> >
> >Liming,
> >Do you have any comment on this one?
> >
> I agree the code change. With subject update, Reviewed-by: Liming Gao
> <liming....@intel.com>
Acked-by: Hao A Wu <hao.a...@intel.com>
Pushed via commit 8797683f96.
(With subject updated.)
Best Regards,
Hao Wu
>
>
> >Best Regards,
> >Hao Wu
> >
> >
> >>
> >> Either way, the subject line is completely useless. "Substantial change"
> >> means nothing at all. Please write a subject line that reflects what
> >> this patch *actually does*.
> >>
> >> For example:
> >>
> >> MdeModulePkg/PeiMain: PeiAllocatePool: output NULL if HOB creation
> fails
> >>
> >> (72 characters).
> >>
> >> Thanks
> >> Laszlo
> >>
> >> > Cc: Jian J Wang <jian.j.w...@intel.com>
> >> > Cc: Hao Wu <hao.a...@intel.com>
> >> > Cc: Ray Ni <ray...@intel.com>
> >> > Cc: Star Zeng <star.z...@intel.com>
> >> > Cc: Liming Gao <liming....@intel.com>
> >> > Cc: Sean Brogan <sean.bro...@microsoft.com>
> >> > Cc: Michael Turner <michael.tur...@microsoft.com>
> >> > Cc: Bret Barkelew <bret.barke...@microsoft.com>
> >> > Signed-off-by: Zhichao Gao <zhichao....@intel.com>
> >> > ---
> >> > MdeModulePkg/Core/Pei/Memory/MemoryServices.c | 7 ++++++-
> >> > 1 file changed, 6 insertions(+), 1 deletion(-)
> >> >
> >> > diff --git a/MdeModulePkg/Core/Pei/Memory/MemoryServices.c
> >> b/MdeModulePkg/Core/Pei/Memory/MemoryServices.c
> >> > index 42f79ab076..37b0cfa3cf 100644
> >> > --- a/MdeModulePkg/Core/Pei/Memory/MemoryServices.c
> >> > +++ b/MdeModulePkg/Core/Pei/Memory/MemoryServices.c
> >> > @@ -802,7 +802,12 @@ PeiAllocatePool (
> >> > (VOID **)&Hob
> >> > );
> >> > ASSERT_EFI_ERROR (Status);
> >> > - *Buffer = Hob+1;
> >> > +
> >> > + if (EFI_ERROR (Status)) {
> >> > + *Buffer = NULL;
> >> > + } else {
> >> > + *Buffer = Hob+1;
> >> > + }
> >> >
> >> > return Status;
> >> > }
> >> >
> >>
> >>
> >>
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