Hi Pete, thanks for the patch. I have two requests:
On 10/11/19 17:24, Pete Batard wrote: > BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2266 > > Independently of how we decide to address other aspects of the regression > introduced with commit 2de1f611be06ded3a59726a4052a9039be7d459b, it doesn't > make much sense to call for a progress update if PcdPlatformBootTimeOut is > zero. > > PcdPlatformBootTimeOut 0, which is the cause of the bug (division by zero) > should be considered to indicate that a platform is not interested in > displaying a progress report, so we alter PlatformBootManagerWaitCallback > to behave that way. > > We also change one variable name to make the code more explicit. > > Signed-off-by: Pete Batard <p...@akeo.ie> > --- > OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c | 13 ++++++++++--- > 1 file changed, 10 insertions(+), 3 deletions(-) > > diff --git a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c > b/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c > index 70df6b841acc..352163436e10 100644 > --- a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c > +++ b/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c > @@ -1631,9 +1631,16 @@ PlatformBootManagerWaitCallback ( > { > EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION Black; > EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION White; > - UINT16 Timeout; > + UINT16 TimeoutInitial; > > - Timeout = PcdGet16 (PcdPlatformBootTimeOut); > + TimeoutInitial = PcdGet16 (PcdPlatformBootTimeOut); > + > + // If PcdPlatformBootTimeOut is set to zero, then we consider > + // that no progress update should be enacted (since we'd only > + // ever display a one-shot progress of either 0% or 100%). > + if (TimeoutInitial == 0) { > + return; > + } (1) Please surround the comment block with empty "//" lines, as follows: // // blah // if (...) { ... } This is more idiomatic, under the edk2 coding style. > > Black.Raw = 0x00000000; > White.Raw = 0x00FFFFFF; > @@ -1643,7 +1650,7 @@ PlatformBootManagerWaitCallback ( > Black.Pixel, > L"Start boot option", > White.Pixel, > - (Timeout - TimeoutRemain) * 100 / Timeout, > + (TimeoutInitial - TimeoutRemain) * 100 / TimeoutInitial, > 0 > ); > } > (2) Can you please post the same patch for "ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c" as well? That would be mean two patches, in a v2 series. With both (1) and (2) covered, you can add Reviewed-by: Laszlo Ersek <ler...@redhat.com> to both patches at once. Thanks! Laszlo -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#48903): https://edk2.groups.io/g/devel/message/48903 Mute This Topic: https://groups.io/mt/34494748/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-