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From: Laszlo Ersek <lersek@redhat.com>
To: "Carsey, Jaben" <jaben.carsey@intel.com>,
	Leif Lindholm <leif.lindholm@linaro.org>,
	"Zhang, Shenglei" <shenglei.zhang@intel.com>
Cc: "edk2-devel@lists.01.org" <edk2-devel@lists.01.org>,
	"Dong, Eric" <eric.dong@intel.com>,
	"Zeng, Star" <star.zeng@intel.com>
Subject: Re: [PATCH 00/26] MdeModulePkg Remove redundant functions
Date: Wed, 8 Aug 2018 19:21:09 +0200	[thread overview]
Message-ID: <e8f79a76-0688-8d00-d1b6-fcd1e61b5e41@redhat.com> (raw)
In-Reply-To: <CB6E33457884FA40993F35157061515CA4110D34@FMSMSX103.amr.corp.intel.com>

On 08/08/18 18:05, Carsey, Jaben wrote:
> I have a question:
> How do we know that no platforms use these functions

We don't.

> given that not all of everyone's platforms are stored in the same place?

The general idea in open source development is that, when a contributor
modifies central / infrastructure code, they do their best to grep the
tree for possible client sites, and to update those sites as well, in a
well-structured patch set. Then they CC the maintainers of those client
sites too. (It's not necessary that they be able to *test* all that
client code too, but the initial effort should be put in, and the
maintainers should be notified, for both review's and testing's sake.)

With out-of-tree client sites, the contributor can't do much, beyond
posting the patches publicly. Out-of-tree consumers (downstreams) are
welcome to:

(a) upstream their platforms to the main tree, so contributors can see
and modify them at once,
(b) monitor the mailing list diligently for possibly intrusive changes,
and request changes / delays.

I realize (a) doesn't really work here, because we have a separate
edk2-platforms tree (maybe yet another edk2-platforms-osi too?) I'm not
qualified to comment on whether that's a good idea or not; suffice it to
say that, if someone wanted to evict OvmfPkg or ArmVirtPkg from the core
edk2 tree, I'd push back very hard. :)

OTOH, in the specific case, we can consider the following a replacement
for (a):

(c) participate in the standardization process (the working groups) and
influence the reference implementation through those.

> I agree with Leif on timing; I really like cleanup.

I too agree that this should go in after the quiet period.

Thanks
Laszlo

> 
> -Jaben
> 
>> -----Original Message-----
>> From: edk2-devel [mailto:edk2-devel-bounces@lists.01.org] On Behalf Of
>> Leif Lindholm
>> Sent: Wednesday, August 08, 2018 7:55 AM
>> To: Zhang, Shenglei <shenglei.zhang@intel.com>
>> Cc: edk2-devel@lists.01.org; Dong, Eric <eric.dong@intel.com>; Zeng, Star
>> <star.zeng@intel.com>
>> Subject: Re: [edk2] [PATCH 00/26] MdeModulePkg Remove redundant
>> functions
>>
>> Eric, Star,
>>
>> On Wed, Aug 08, 2018 at 04:46:46PM +0800, shenglei wrote:
>>> A lot of redundant functions which are never calld have been removed.I
>> manually
>>> search these fuctions in source files to make sure that they are not used
>> elsewhere.
>>> Also the MdeModulePkg was built to ensure that.
>>
>> I have no objection to this set, but it is quite invasive.
>> So can we please ensure it does not get pushed until after the 201808
>> stable tag has been made? (Mike has just announced the quiet period.)
>>
>> Best Regards,
>>                                                                                                                                    Leif
>>
>>
>>> shenglei (26):
>>>   MdeModulePkg CapsuleApp: Remove a redundant function
>>>   MdeModulePkg UiApp: Remove redundant functions
>>>   MdeModulePkg AtaAtapiPassThru: Remove redundant functions
>>>   MdeModulePkg EhciDxe: Remove redundant functions
>>>   MdeModulePkg NvmExpressDxe: Remove redundant functions
>>>   MdeModulePkg PciBusDxe: Remove redundant functions
>>>   MdeModulePkg SdMmcPciHcDxe: Remove redundant functions
>>>   MdeModulePkg UhciPei: Remove redundant functions
>>>   MdeModulePkg XhciDxe: Remove redundant functions
>>>   MdeModulePkg XhciPei: Remove redundant functions
>>>   MdeModulePkg UfsBlockIoPei: Remove redundant functions
>>>   MdeModulePkg UfsPassThruDxe: Remove redundant functions
>>>   MdeModulePkg UsbBotPei: Remove redundant functions
>>>   MdeModulePkg UsbBusDxe: Remove redundant functions
>>>   MdeModulePkg UsbBusPei: Remove redundant functions
>>>   MdeModulePkg Core/Dxe: Remove redundant functions
>>>   MdeModulePkg PiSmmCore: Remove redundant functions
>>>   MdeModulePkg Ps2KeyboardDxe: Remove a redundant function
>>>   MdeModulePkg EmmcBlockIoPei: Remove a redundant function
>>>   MdeModulePkg SdBlockIoPei: Remove a redundant function
>>>   MdeModulePkg TerminalDxe: Remove a redundant function
>>>   MdeModulePkg HiiDatabaseDxe: Remove a redundant function
>>>   MdeModulePkg Ip4Dxe: Remove a redundant function
>>>   MdeModulePkg IScsiDxe: Remove a redundant function
>>>   MdeModulePkg Tcp4Dxe: Remove redundant functions
>>>   MdeModulePkg SetupBrowserDxe: Remove a redundant function
>>>
>>>  .../Application/CapsuleApp/CapsuleDump.c      |  31 ---
>>>  MdeModulePkg/Application/UiApp/FrontPage.c    |  40 ---
>>>  MdeModulePkg/Application/UiApp/Ui.h           |  30 --
>>>  .../Bus/Ata/AtaAtapiPassThru/AhciMode.c       | 104 -------
>>>  .../Bus/Ata/AtaAtapiPassThru/IdeMode.c        | 257 ------------------
>>>  .../Bus/Isa/Ps2KeyboardDxe/Ps2KbdCtrller.c    |  26 --
>>>  .../Bus/Isa/Ps2KeyboardDxe/Ps2Keyboard.h      |  12 -
>>>  MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.c      |  27 --
>>>  MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.h      |  11 -
>>>  MdeModulePkg/Bus/Pci/EhciDxe/EhciReg.c        |  44 ---
>>>  .../Bus/Pci/NvmExpressDxe/NvmExpressHci.c     | 110 --------
>>>  .../Bus/Pci/PciBusDxe/PciDeviceSupport.c      |  80 ------
>>>  .../Bus/Pci/PciBusDxe/PciDeviceSupport.h      |  17 --
>>>  MdeModulePkg/Bus/Pci/PciBusDxe/PciIo.c        |  41 ---
>>>  MdeModulePkg/Bus/Pci/PciBusDxe/PciIo.h        |  21 --
>>>  MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdDevice.c | 107 --------
>>>  MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c         |  22 --
>>>  MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c        | 125 ---------
>>>  MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.h        |  78 ------
>>>  MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.c        |  66 -----
>>>  MdeModulePkg/Bus/Pci/XhciDxe/XhciReg.h        |  28 --
>>>  MdeModulePkg/Bus/Pci/XhciPei/UsbHcMem.c       |  24 --
>>>  MdeModulePkg/Bus/Pci/XhciPei/XhcPeim.c        |  22 --
>>>  MdeModulePkg/Bus/Pci/XhciPei/XhciReg.h        |  14 -
>>>  .../Bus/Sd/EmmcBlockIoPei/EmmcHcMem.c         |  24 --
>>>  MdeModulePkg/Bus/Sd/SdBlockIoPei/SdHcMem.c    |  24 --
>>>  .../Bus/Ufs/UfsBlockIoPei/UfsBlockIoPei.c     | 101 -------
>>>  MdeModulePkg/Bus/Ufs/UfsBlockIoPei/UfsHcMem.c |  24 --
>>>  MdeModulePkg/Bus/Ufs/UfsBlockIoPei/UfsHci.c   | 180 ------------
>>>  .../Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c   |  49 ----
>>>  MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.c    | 190 -------------
>>>  MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.h    |  98 -------
>>>  MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c       |  68 -----
>>>  MdeModulePkg/Bus/Usb/UsbBusDxe/UsbUtility.c   | 146 ----------
>>>  MdeModulePkg/Bus/Usb/UsbBusDxe/UsbUtility.h   | 114 --------
>>>  MdeModulePkg/Bus/Usb/UsbBusPei/HubPeim.c      |  39 ---
>>>  MdeModulePkg/Bus/Usb/UsbBusPei/HubPeim.h      |  18 --
>>>  MdeModulePkg/Bus/Usb/UsbBusPei/PeiUsbLib.c    |  77 ------
>>>  MdeModulePkg/Bus/Usb/UsbBusPei/PeiUsbLib.h    |  35 ---
>>>  MdeModulePkg/Core/Dxe/DxeMain.h               |  13 -
>>>  MdeModulePkg/Core/Dxe/DxeMain/DxeMain.c       |  22 --
>>>  MdeModulePkg/Core/Dxe/Mem/HeapGuard.c         |  78 ------
>>>  MdeModulePkg/Core/PiSmmCore/HeapGuard.c       | 166 -----------
>>>  .../Core/PiSmmCore/MemoryAttributesTable.c    | 131 ---------
>>>  MdeModulePkg/Core/PiSmmCore/Page.c            | 121 ---------
>>>  .../Universal/Console/TerminalDxe/Terminal.h  |  12 -
>>>  .../Console/TerminalDxe/TerminalConIn.c       |  25 --
>>>  .../Universal/HiiDatabaseDxe/ConfigRouting.c  |  47 ----
>>>  .../Universal/Network/IScsiDxe/IScsiProto.c   |  31 ---
>>>  .../Universal/Network/Ip4Dxe/Ip4Config2Impl.c |  16 --
>>>  .../Universal/Network/Tcp4Dxe/SockImpl.c      |  35 ---
>>>  .../Universal/Network/Tcp4Dxe/SockInterface.c |  41 ---
>>>  .../Universal/Network/Tcp4Dxe/Socket.h        |  32 ---
>>>  .../Universal/Network/Tcp4Dxe/Tcp4Option.c    |  28 --
>>>  .../Universal/Network/Tcp4Dxe/Tcp4Option.h    |  15 -
>>>  .../Universal/SetupBrowserDxe/IfrParse.c      |  33 ---
>>>  56 files changed, 3370 deletions(-)
>>>
>>> --
>>> 2.18.0.windows.1
>>>
>>> _______________________________________________
>>> edk2-devel mailing list
>>> edk2-devel@lists.01.org
>>> https://lists.01.org/mailman/listinfo/edk2-devel
>> _______________________________________________
>> edk2-devel mailing list
>> edk2-devel@lists.01.org
>> https://lists.01.org/mailman/listinfo/edk2-devel
> _______________________________________________
> edk2-devel mailing list
> edk2-devel@lists.01.org
> https://lists.01.org/mailman/listinfo/edk2-devel
> 



  reply	other threads:[~2018-08-08 17:21 UTC|newest]

Thread overview: 94+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-08  8:46 [PATCH 00/26] MdeModulePkg Remove redundant functions shenglei
2018-08-08  8:46 ` [PATCH 01/26] MdeModulePkg CapsuleApp: Remove a redundant function shenglei
2018-08-09 10:10   ` Zeng, Star
2018-08-10  9:13     ` Zeng, Star
2018-08-08  8:46 ` [PATCH 02/26] MdeModulePkg UiApp: Remove redundant functions shenglei
2018-08-08 18:06   ` Laszlo Ersek
2018-08-09  3:25     ` Zeng, Star
2018-08-08  8:46 ` [PATCH 03/26] MdeModulePkg AtaAtapiPassThru: " shenglei
2018-08-08 18:11   ` Laszlo Ersek
2018-08-09 10:15     ` Zeng, Star
2018-08-08  8:46 ` [PATCH 04/26] MdeModulePkg EhciDxe: " shenglei
2018-08-08 18:08   ` Laszlo Ersek
2018-08-09  3:14   ` Ni, Ruiyu
2018-08-09 10:18   ` Zeng, Star
2018-08-08  8:46 ` [PATCH 05/26] MdeModulePkg NvmExpressDxe: " shenglei
2018-08-09 10:19   ` Zeng, Star
2018-08-09 13:33   ` Laszlo Ersek
2018-08-10  2:45   ` Wu, Hao A
2018-08-08  8:46 ` [PATCH 06/26] MdeModulePkg PciBusDxe: " shenglei
2018-08-09  3:09   ` Ni, Ruiyu
2018-08-09 13:35   ` Laszlo Ersek
2018-08-10  8:54   ` Zeng, Star
2018-08-08  8:46 ` [PATCH 07/26] MdeModulePkg SdMmcPciHcDxe: " shenglei
2018-08-08  8:46 ` [PATCH 08/26] MdeModulePkg UhciPei: " shenglei
2018-08-09  3:10   ` Ni, Ruiyu
2018-08-10  8:57   ` Zeng, Star
2018-08-08  8:46 ` [PATCH 09/26] MdeModulePkg XhciDxe: " shenglei
2018-08-09  3:09   ` Ni, Ruiyu
2018-08-09 13:47   ` Laszlo Ersek
2018-08-10  9:01   ` Zeng, Star
2018-08-08  8:46 ` [PATCH 10/26] MdeModulePkg XhciPei: " shenglei
2018-08-09  3:12   ` Ni, Ruiyu
2018-08-10  9:01   ` Zeng, Star
2018-08-08  8:46 ` [PATCH 11/26] MdeModulePkg UfsBlockIoPei: " shenglei
2018-08-10  2:57   ` Wu, Hao A
2018-08-10  9:04     ` Zeng, Star
2018-08-08  8:46 ` [PATCH 12/26] MdeModulePkg UfsPassThruDxe: " shenglei
2018-08-10  2:45   ` Wu, Hao A
2018-08-10  9:05   ` Zeng, Star
2018-08-08  8:46 ` [PATCH 13/26] MdeModulePkg UsbBotPei: " shenglei
2018-08-10  9:08   ` Zeng, Star
2018-08-08  8:47 ` [PATCH 14/26] MdeModulePkg UsbBusDxe: " shenglei
2018-08-09  3:12   ` Ni, Ruiyu
2018-08-09 13:52   ` Laszlo Ersek
2018-08-10  9:09   ` Zeng, Star
2018-08-08  8:47 ` [PATCH 15/26] MdeModulePkg UsbBusPei: " shenglei
2018-08-09  3:12   ` Ni, Ruiyu
2018-08-10  9:08   ` Zeng, Star
2018-08-08  8:47 ` [PATCH 16/26] MdeModulePkg Core/Dxe: " shenglei
2018-08-09  3:10   ` Ni, Ruiyu
2018-08-09  3:43     ` Wang, Jian J
2018-08-09 13:56   ` Laszlo Ersek
2018-08-10  9:10   ` Zeng, Star
2018-08-08  8:47 ` [PATCH 17/26] MdeModulePkg PiSmmCore: " shenglei
2018-08-09  3:12   ` Ni, Ruiyu
2018-08-09  3:44     ` Wang, Jian J
2018-08-09 14:07   ` Laszlo Ersek
2018-08-10  9:12   ` Zeng, Star
2018-08-08  8:47 ` [PATCH 18/26] MdeModulePkg Ps2KeyboardDxe: Remove a redundant function shenglei
2018-08-09  3:12   ` Ni, Ruiyu
2018-08-09 14:10   ` Laszlo Ersek
2018-08-10  9:15   ` Zeng, Star
2018-08-08  8:47 ` [PATCH 19/26] MdeModulePkg EmmcBlockIoPei: " shenglei
2018-08-10  2:57   ` Wu, Hao A
2018-08-10  9:16     ` Zeng, Star
2018-08-08  8:47 ` [PATCH 20/26] MdeModulePkg SdBlockIoPei: " shenglei
2018-08-10  2:57   ` Wu, Hao A
2018-08-10  9:16     ` Zeng, Star
2018-08-08  8:47 ` [PATCH 21/26] MdeModulePkg TerminalDxe: " shenglei
2018-08-09  3:13   ` Ni, Ruiyu
2018-08-09 10:25   ` Zeng, Star
2018-08-10  9:14     ` Zeng, Star
2018-08-09 14:12   ` Laszlo Ersek
2018-08-08  8:47 ` [PATCH 22/26] MdeModulePkg HiiDatabaseDxe: " shenglei
2018-08-09 10:23   ` Zeng, Star
2018-08-10  9:14     ` Zeng, Star
2018-08-09 14:15   ` Laszlo Ersek
2018-08-08  8:47 ` [PATCH 23/26] MdeModulePkg Ip4Dxe: " shenglei
2018-08-09 10:21   ` Zeng, Star
2018-08-09 14:16   ` Laszlo Ersek
2018-08-08  8:47 ` [PATCH 24/26] MdeModulePkg IScsiDxe: " shenglei
2018-08-09 10:21   ` Zeng, Star
2018-08-09 14:18   ` Laszlo Ersek
2018-08-08  8:47 ` [PATCH 25/26] MdeModulePkg Tcp4Dxe: Remove redundant functions shenglei
2018-08-09 10:21   ` Zeng, Star
2018-08-09 14:21   ` Laszlo Ersek
2018-08-08  8:47 ` [PATCH 26/26] MdeModulePkg SetupBrowserDxe: Remove a redundant function shenglei
2018-08-09 10:22   ` Zeng, Star
2018-08-09 14:26   ` Laszlo Ersek
2018-08-08 14:55 ` [PATCH 00/26] MdeModulePkg Remove redundant functions Leif Lindholm
2018-08-08 16:05   ` Carsey, Jaben
2018-08-08 17:21     ` Laszlo Ersek [this message]
2018-08-09  3:44       ` Zeng, Star
2018-08-09  3:33   ` Zeng, Star

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