From: "Wang, Jian J" <jian.j.wang@intel.com>
To: Laszlo Ersek <lersek@redhat.com>,
"edk2-devel@lists.01.org" <edk2-devel@lists.01.org>
Cc: "Wu, Hao A" <hao.a.wu@intel.com>, "Dong, Eric" <eric.dong@intel.com>
Subject: Re: [PATCH] UefiCpuPkg/CpuDxe: Add initialization to local variable
Date: Wed, 13 Dec 2017 00:16:32 +0000 [thread overview]
Message-ID: <D827630B58408649ACB04F44C510003624CBE980@SHSMSX103.ccr.corp.intel.com> (raw)
In-Reply-To: <5fea413e-b367-1258-835c-03c147965075@redhat.com>
Got it. Thanks for the feedback.
Regards,
Jian
> -----Original Message-----
> From: Laszlo Ersek [mailto:lersek@redhat.com]
> Sent: Tuesday, December 12, 2017 5:27 PM
> To: Wang, Jian J <jian.j.wang@intel.com>; edk2-devel@lists.01.org
> Cc: Wu, Hao A <hao.a.wu@intel.com>; Dong, Eric <eric.dong@intel.com>
> Subject: Re: [edk2] [PATCH] UefiCpuPkg/CpuDxe: Add initialization to local
> variable
>
> Hello Jian,
>
> On 12/12/17 04:28, Jian J Wang wrote:
> > The purpose of the patch is just to avoid complaining from compiler and
> > static check tool.
> >
> > Cc: Eric Dong <eric.dong@intel.com>
> > Cc: Wu Hao <hao.a.wu@intel.com>
> > Contributed-under: TianoCore Contribution Agreement 1.1
> > Signed-off-by: Jian J Wang <jian.j.wang@intel.com>
> > ---
> > UefiCpuPkg/CpuDxe/CpuMp.c | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/UefiCpuPkg/CpuDxe/CpuMp.c b/UefiCpuPkg/CpuDxe/CpuMp.c
> > index 56ba026152..61018c9950 100644
> > --- a/UefiCpuPkg/CpuDxe/CpuMp.c
> > +++ b/UefiCpuPkg/CpuDxe/CpuMp.c
> > @@ -695,6 +695,8 @@ InitializeMpExceptionStackSwitchHandlers (
> > EssData.Ia32.StackSwitchExceptionNumber = ExceptionNumber;
> > EssData.Ia32.KnownGoodStackSize =
> FixedPcdGet32(PcdCpuKnownGoodStackSize);
> >
> > + Gdtr.Base = 0;
> > + Gdtr.Limit = 0;
> > MpInitLibWhoAmI (&Bsp);
> > for (Index = 0; Index < mNumberOfProcessors; ++Index) {
> > //
> >
>
> (1) Please add a separate comment, in the style that is described in
> <https://bugzilla.tianocore.org/show_bug.cgi?id=607>:
>
> //
> // set Gdtr to suppress incorrect compiler/analyzer warnings
> //
> Gdtr.Base = 0;
> Gdtr.Limit = 0;
>
>
> (2) I suggest updating the subject line like this:
>
> UefiCpuPkg/CpuDxe: suppress invalid warning about uninitialized variable
>
> (72 characters)
>
> With those changes:
>
> Reviewed-by: Laszlo Ersek <lersek@redhat.com>
>
> Thanks!
> Laszlo
prev parent reply other threads:[~2017-12-13 0:11 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-12 3:28 [PATCH] UefiCpuPkg/CpuDxe: Add initialization to local variable Jian J Wang
2017-12-12 3:42 ` Dong, Eric
2017-12-12 8:25 ` Wu, Hao A
2017-12-12 9:27 ` Laszlo Ersek
2017-12-13 0:16 ` Wang, Jian J [this message]
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