From: "Ni, Ray" <ray.ni@intel.com>
To: "Gao, Zhichao" <zhichao.gao@intel.com>,
"devel@edk2.groups.io" <devel@edk2.groups.io>
Cc: "Kinney, Michael D" <michael.d.kinney@intel.com>,
"Gao, Liming" <liming.gao@intel.com>,
Vitaly Cheptsov <vit9696@protonmail.com>
Subject: Re: [edk2-devel] [PATCH V3 0/2] *MdePkg/UefiDevicePathLib: Separate the lib instances
Date: Fri, 20 Dec 2019 07:16:25 +0000 [thread overview]
Message-ID: <734D49CCEBEEF84792F5B80ED585239D5C3A41D7@SHSMSX104.ccr.corp.intel.com> (raw)
In-Reply-To: <3CE959C139B4C44DBEA1810E3AA6F9000B8A4323@SHSMSX101.ccr.corp.intel.com>
Zhichao,
I prefer to have one patch serial which include:
1. Adds new mandatory instance
2. Update consumers to use the new instance
2. Removes the old mandatory instance
Otherwise, adding a new mandatory instance introduces more
code duplication IMO.
Thanks,
Ray
> -----Original Message-----
> From: Gao, Zhichao <zhichao.gao@intel.com>
> Sent: Friday, December 20, 2019 2:41 PM
> To: Ni, Ray <ray.ni@intel.com>; devel@edk2.groups.io
> Cc: Kinney, Michael D <michael.d.kinney@intel.com>; Gao, Liming
> <liming.gao@intel.com>; Vitaly Cheptsov <vit9696@protonmail.com>
> Subject: RE: [edk2-devel] [PATCH V3 0/2] *MdePkg/UefiDevicePathLib:
> Separate the lib instances
>
> For open source, it would impact fsp2 package, ovmf package and some
> open platform packages. Not sure for others.
> I didn't plan the removal of UefiDevicePathLibDevicePathProtocol yet.
>
> Thanks,
> Zhichao
> > -----Original Message-----
> > From: Ni, Ray
> > Sent: Friday, December 20, 2019 2:20 PM
> > To: Gao, Zhichao <zhichao.gao@intel.com>; devel@edk2.groups.io
> > Cc: Kinney, Michael D <michael.d.kinney@intel.com>; Gao, Liming
> > <liming.gao@intel.com>; Vitaly Cheptsov <vit9696@protonmail.com>
> > Subject: RE: [edk2-devel] [PATCH V3 0/2] *MdePkg/UefiDevicePathLib:
> Separate
> > the lib instances
> >
> > Removing code duplication is great.
> >
> > But your patch introduces more code duplication: the mandatory one in
> > UefiDevicePathLib directory and the other one in
> > UefiDevicePathLibDevicePathProtocol directory.
> >
> > Do you have a plan to remove the one in
> UefiDevicePathLibDevicePathProtocol
> > directory?
> > Have you evaluated the impact to consumers of removing that one?
> >
> > Thanks,
> > Ray
> >
> > > -----Original Message-----
> > > From: Gao, Zhichao <zhichao.gao@intel.com>
> > > Sent: Friday, December 20, 2019 2:03 PM
> > > To: Ni, Ray <ray.ni@intel.com>; devel@edk2.groups.io
> > > Cc: Kinney, Michael D <michael.d.kinney@intel.com>; Gao, Liming
> > > <liming.gao@intel.com>; Vitaly Cheptsov <vit9696@protonmail.com>
> > > Subject: RE: [edk2-devel] [PATCH V3 0/2] *MdePkg/UefiDevicePathLib:
> > > Separate the lib instances
> > >
> > > Ray,
> > >
> > > I knew there is one in MdePkg. But it has duplicate code with
> > > UefiDevicePathLib. That is why I add the Mandatory one.
> > > And it is recommended to use the one in UefiDevicePathLib path.
> > >
> > > Thanks,
> > > Zhichao
> > >
> > > > -----Original Message-----
> > > > From: Ni, Ray
> > > > Sent: Friday, December 20, 2019 1:50 PM
> > > > To: devel@edk2.groups.io; Gao, Zhichao <zhichao.gao@intel.com>
> > > > Cc: Kinney, Michael D <michael.d.kinney@intel.com>; Gao, Liming
> > > > <liming.gao@intel.com>; Vitaly Cheptsov <vit9696@protonmail.com>
> > > > Subject: RE: [edk2-devel] [PATCH V3 0/2] *MdePkg/UefiDevicePathLib:
> > > Separate
> > > > the lib instances
> > > >
> > > > Zhichao,
> > > > \MdePkg\Library\UefiDevicePathLibDevicePathProtocol\ contains the
> > > version
> > > > that hard-depends on the protocol.
> > > > I don't think you need to add another version.
> > > >
> > > > Thanks,
> > > > Ray
> > > >
> > > > > -----Original Message-----
> > > > > From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of
> > > > > Gao, Zhichao
> > > > > Sent: Wednesday, December 18, 2019 10:11 AM
> > > > > To: devel@edk2.groups.io
> > > > > Cc: Kinney, Michael D <michael.d.kinney@intel.com>; Gao, Liming
> > > > > <liming.gao@intel.com>; Vitaly Cheptsov <vit9696@protonmail.com>
> > > > > Subject: [edk2-devel] [PATCH V3 0/2] *MdePkg/UefiDevicePathLib:
> > > > > Separate the lib instances
> > > > >
> > > > > REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2298
> > > > >
> > > > > The UefiDevicePathLibOptionalDevicePathProtocolConstructor's
> > > > > implementation
> > > > > isn't match with its instance name.
> > > > > Remove the ASSERT and depex of the
> > > gEfiDevicePathUtilitiesProtocolGuid
> > > > > because of "Optional".
> > > > >
> > > > > Add a mandatory instance to force using the DevicePathUtilities,
> > > > > DevicePathToText and DevicePathFromText protocol with the ASSERT
> > > and
> > > > > depex.
> > > > >
> > > > > V2:
> > > > > The optional lib instance's construction should return success all
> > > > > the time.
> > > > > Change the desciption of the optional lib uni file.
> > > > > Change the copyright date of the mandatory one's uni file.
> > > > >
> > > > > V3:
> > > > > Remove the Status variable in
> > > > > UefiDevicePathLibOptionalDevicePathProtocolConstructor.
> > > > > The Status would cause GCC build fail because the variable is
> > > > > initialized but not used.
> > > > > Since it is useless for the constructor, directly remove it.
> > > > >
> > > > > Cc: Michael D Kinney <michael.d.kinney@intel.com>
> > > > > Cc: Liming Gao <liming.gao@intel.com>
> > > > > Cc: Vitaly Cheptsov <vit9696@protonmail.com>
> > > > > Signed-off-by: Zhichao Gao <zhichao.gao@intel.com>
> > > > >
> > > > > Zhichao Gao (2):
> > > > > MdePkg/UefiDevicePathLib: Separate the device path lib
> > > > > MdePkg/dsc: Add UefiDevicePathLibMandatoryDevicePathProtocol
> for
> > > > > build
> > > > >
> > > > > ...DevicePathLibMandatoryDevicePathProtocol.c | 469
> > > > > ++++++++++++++++++
> > > > > ...vicePathLibMandatoryDevicePathProtocol.inf | 86 ++++
> > > > > ...vicePathLibMandatoryDevicePathProtocol.uni | 18 +
> > > > > ...iDevicePathLibOptionalDevicePathProtocol.c | 21 +-
> > > > > ...evicePathLibOptionalDevicePathProtocol.inf | 5 +-
> > > > > ...evicePathLibOptionalDevicePathProtocol.uni | 6 +-
> > > > > MdePkg/MdePkg.dsc | 3 +-
> > > > > 7 files changed, 587 insertions(+), 21 deletions(-) create mode
> > > > > 100644
> > > > >
> > >
> MdePkg/Library/UefiDevicePathLib/UefiDevicePathLibMandatoryDevicePat
> > > > > hProtocol.c
> > > > > create mode 100644
> > > > >
> > >
> MdePkg/Library/UefiDevicePathLib/UefiDevicePathLibMandatoryDevicePat
> > > > > hProtocol.inf
> > > > > create mode 100644
> > > > >
> > >
> MdePkg/Library/UefiDevicePathLib/UefiDevicePathLibMandatoryDevicePat
> > > > > hProtocol.uni
> > > > >
> > > > > --
> > > > > 2.21.0.windows.1
> > > > >
> > > > >
> > > > >
next prev parent reply other threads:[~2019-12-20 7:16 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-18 2:10 [PATCH V3 0/2] *MdePkg/UefiDevicePathLib: Separate the lib instances Gao, Zhichao
2019-12-18 2:10 ` [PATCH V3 1/2] MdePkg/UefiDevicePathLib: Separate the device path lib Gao, Zhichao
2019-12-18 8:27 ` Vitaly Cheptsov
2019-12-18 2:10 ` [PATCH V3 2/2] MdePkg/dsc: Add UefiDevicePathLibMandatoryDevicePathProtocol for build Gao, Zhichao
2019-12-18 8:28 ` Vitaly Cheptsov
2019-12-18 8:26 ` [PATCH V3 0/2] *MdePkg/UefiDevicePathLib: Separate the lib instances Vitaly Cheptsov
2019-12-19 1:51 ` [edk2-devel] " Gao, Zhichao
2019-12-20 5:49 ` Ni, Ray
2019-12-20 6:03 ` Gao, Zhichao
2019-12-20 6:19 ` Ni, Ray
2019-12-20 6:40 ` Gao, Zhichao
2019-12-20 7:16 ` Ni, Ray [this message]
2019-12-23 0:43 ` Gao, Zhichao
2019-12-23 8:01 ` Liming Gao
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