On 10/29/15 02:32, Jordan Justen wrote: > InitializeMpSupport will be better able to coordinate with the APs to > find out if the maximum number of processors have been seen, and > therefore to stop waiting for APs earlier. > > Contributed-under: TianoCore Contribution Agreement 1.0 > Signed-off-by: Jordan Justen <[email protected]> > Cc: Jeff Fan <[email protected]> > Cc: Laszlo Ersek <[email protected]> > --- > UefiCpuPkg/CpuDxe/ApStartup.c | 4 ---- > UefiCpuPkg/CpuDxe/CpuMp.c | 5 +++++ > 2 files changed, 5 insertions(+), 4 deletions(-) > > diff --git a/UefiCpuPkg/CpuDxe/ApStartup.c b/UefiCpuPkg/CpuDxe/ApStartup.c > index 78fb26f..f4560d3 100644 > --- a/UefiCpuPkg/CpuDxe/ApStartup.c > +++ b/UefiCpuPkg/CpuDxe/ApStartup.c > @@ -451,10 +451,6 @@ StartApsStackless ( > ) > { > SendInitSipiSipiAllExcludingSelf ((UINT32)(UINTN)(VOID*) StartupCode); > - // > - // Wait for APs to arrive at the ApEntryPoint routine > - // > - MicroSecondDelay (PcdGet32 (PcdCpuApInitTimeOutInMicroSeconds)); > > return EFI_SUCCESS; > } > diff --git a/UefiCpuPkg/CpuDxe/CpuMp.c b/UefiCpuPkg/CpuDxe/CpuMp.c > index e80835f..6a22b9d 100644 > --- a/UefiCpuPkg/CpuDxe/CpuMp.c > +++ b/UefiCpuPkg/CpuDxe/CpuMp.c > @@ -1747,6 +1747,11 @@ InitializeMpSupport ( > PrepareAPStartupCode (); > > StartApsStackless (); > + > + // > + // Wait for APs to arrive at the ApEntryPoint routine > + // > + MicroSecondDelay (PcdGet32 (PcdCpuApInitTimeOutInMicroSeconds)); > } > > DEBUG ((DEBUG_INFO, "Detect CPU count: %d\n", > mMpSystemData.NumberOfProcessors)); >
Reviewed-by: Laszlo Ersek <[email protected]> _______________________________________________ edk2-devel mailing list [email protected] https://lists.01.org/mailman/listinfo/edk2-devel
