On Thu, 3 Aug 2023 at 23:25, Ard Biesheuvel <a...@kernel.org> wrote: > > On Thu, 3 Aug 2023 at 21:21, Kinney, Michael D > <michael.d.kin...@intel.com> wrote: > > > > Hi Ard, > > > > This is the email with the analysis and the flag > > setting required for SMP to work with SMM enabled for > > IA32/X64 QEMU. > > > > https://edk2.groups.io/g/devel/message/102364 > > > > > > I tried latest version of QEMU earlier in the Summer > > and did not see any improvements. > > > > Ah thanks, I had forgotten all about that rabbit hole you went down :-) > > So let's respin this with -smp 4 --accel=tcg,thread=single. It is > still an improvement to exercise the MP code even if it doesn't > strictly execute concurrently. (It will be very hard to > catch/reproduce true concurrency issues in TCG anyway) >
Something like this is what I had in mind: --- a/OvmfPkg/PlatformCI/PlatformBuildLib.py +++ b/OvmfPkg/PlatformCI/PlatformBuildLib.py @@ -195,6 +195,7 @@ class PlatformBuilder( UefiBuilder, BuildSettingsManager): args = "-debugcon stdio" # write messages to stdio args += " -global isa-debugcon.iobase=0x402" # debug messages out thru virtual io port args += " -net none" # turn off network + args += " -smp 4" args += f" -drive file=fat:rw:{VirtualDrive},format=raw,media=disk" # Mount disk with startup.nsh if (self.env.GetValue("QEMU_HEADLESS").upper() == "TRUE"): @@ -202,6 +203,7 @@ class PlatformBuilder( UefiBuilder, BuildSettingsManager): if (self.env.GetBuildValue("SMM_REQUIRE") == "1"): args += " -machine q35,smm=on" #,accel=(tcg|kvm)" + args += " --accel tcg,thread=single" #args += " -m ..." args += " -global driver=cfi.pflash01,property=secure,value=on" args += " -drive if=pflash,format=raw,unit=0,file=" + os.path.join(OutputPath_FV, "OVMF_CODE.fd") + ",readonly=on" I can just fold that in if nobody minds. I suspect the time limit increase may not be needed either this way. -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#107566): https://edk2.groups.io/g/devel/message/107566 Mute This Topic: https://groups.io/mt/100524063/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-