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charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Adding maintainers into the CC list... On 5/2/2022 5:05 PM, annie li wrote: > Hello > > I am wondering if anyone will review this patch please? Any comments=20 > are welcome. > > Thanks > > Annie > > On 4/15/2022 5:15 PM, annie li wrote: >> The current ACPI Reclaim memory size is set as 0x10(64k). The >> ACPI table size will be increased if the memory slots' number of >> the guest gets increased. In the guest with more memory slots, >> the ACPI Reclaim memory size may not be sufficient for hibernation. >> This may cause resume failure of the hibernated guest that was >> booted up with a fresh copied writable OVMF_VARS file. However, >> the failure doesn't happen in following hibernation/resume >> cycles. >> >> The ACPI_MAX_RAM_SLOTS is set as 256 in the current QEMU. With >> ACPI_MAX_RAM_SLOTS, 18 pages are required to be allocated in ACPI >> Reclaim memory. However, due to the 0x10(16 pages) setting, 2 extra >> pages will be allocated in other space. This may break the >> hibernation/resume in the above scenario. >> >> This patch increases the ACPI Reclaim memory size to 0x12, i.e. >> PcdMemoryTypeEfiACPIReclaimMemory is set as 0x12(18 pages). >> >> Signed-off-by: Annie Li >> --- >> =C2=A0 OvmfPkg/OvmfPkgIa32.dsc=C2=A0=C2=A0=C2=A0 | 2 +- >> =C2=A0 OvmfPkg/OvmfPkgIa32X64.dsc | 2 +- >> =C2=A0 OvmfPkg/OvmfPkgX64.dsc=C2=A0=C2=A0=C2=A0=C2=A0 | 2 +- >> =C2=A0 3 files changed, 3 insertions(+), 3 deletions(-) >> >> diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc >> index 29eea82571..fb158f98c9 100644 >> --- a/OvmfPkg/OvmfPkgIa32.dsc >> +++ b/OvmfPkg/OvmfPkgIa32.dsc >> @@ -547,7 +547,7 @@ >> =C2=A0=C2=A0=C2=A0 # unknown) workloads / boot paths. >> >> =C2=A0=C2=A0=C2=A0 # >> >> =C2=A0=C2=A0=C2=A0 gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIMemoryNVS= |0x80 >> >> - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory|0x10 >> >> + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory|0x12 >> >> gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiReservedMemoryType|0x80 >> >> gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesCode|0x100 >> >> gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesData|0x100 >> >> diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc >> index 56d3c49ab2..30d47ca28a 100644 >> --- a/OvmfPkg/OvmfPkgIa32X64.dsc >> +++ b/OvmfPkg/OvmfPkgIa32X64.dsc >> @@ -552,7 +552,7 @@ >> =C2=A0=C2=A0=C2=A0 # unknown) workloads / boot paths. >> >> =C2=A0=C2=A0=C2=A0 # >> >> =C2=A0=C2=A0=C2=A0 gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIMemoryNVS= |0x80 >> >> - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory|0x10 >> >> + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory|0x12 >> >> gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiReservedMemoryType|0x80 >> >> gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesCode|0x100 >> >> gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesData|0x100 >> >> diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc >> index f0924c0f9d..6c10ceedd7 100644 >> --- a/OvmfPkg/OvmfPkgX64.dsc >> +++ b/OvmfPkg/OvmfPkgX64.dsc >> @@ -552,7 +552,7 @@ >> =C2=A0=C2=A0=C2=A0 # unknown) workloads / boot paths. >> >> =C2=A0=C2=A0=C2=A0 # >> >> =C2=A0=C2=A0=C2=A0 gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIMemoryNVS= |0x80 >> >> - gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory|0x10 >> >> + gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory|0x12 >> >> gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiReservedMemoryType|0x80 >> >> gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesCode|0x100 >> >> gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiRuntimeServicesData|0x100 >> > > >=20 > >