diff mbox

[edk2,3/3] OvmfPkg: revert "use relaxed AP SMM synchronization mode"

Message ID 20161115024308.30612-4-lersek@redhat.com
State New
Headers show

Commit Message

Laszlo Ersek Nov. 15, 2016, 2:43 a.m. UTC
This reverts commit 9b1e378811ff730fe4e5bbbba294ea74ef76a915 ("OvmfPkg:
use relaxed AP SMM synchronization mode").

With QEMU's broadcast SMI ability, that patch is superfluous. Reverting
the AP sync mode to the "traditional" default even eliminates some obscure
corner case issues; see the discussion rooted at
<https://lists.01.org/pipermail/edk2-devel/2016-November/004487.html>.

Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=230
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>

---
 OvmfPkg/OvmfPkgIa32.dsc    | 1 -
 OvmfPkg/OvmfPkgIa32X64.dsc | 1 -
 OvmfPkg/OvmfPkgX64.dsc     | 1 -
 3 files changed, 3 deletions(-)

-- 
2.9.2

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diff mbox

Patch

diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc
index 422b73c22c0e..6f3b0234f2cc 100644
--- a/OvmfPkg/OvmfPkgIa32.dsc
+++ b/OvmfPkg/OvmfPkgIa32.dsc
@@ -433,7 +433,6 @@  [PcdsFixedAtBuild]
 !endif
 
 !if $(SMM_REQUIRE) == TRUE
-  gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmSyncMode|0x01
   gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmStackSize|0x4000
 !endif
 
diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc
index c04486537ef0..729f81511720 100644
--- a/OvmfPkg/OvmfPkgIa32X64.dsc
+++ b/OvmfPkg/OvmfPkgIa32X64.dsc
@@ -439,7 +439,6 @@  [PcdsFixedAtBuild.X64]
 !endif
 
 !if $(SMM_REQUIRE) == TRUE
-  gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmSyncMode|0x01
   gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmStackSize|0x4000
 !endif
 
diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc
index 230a26ba576a..c440fc1b264e 100644
--- a/OvmfPkg/OvmfPkgX64.dsc
+++ b/OvmfPkg/OvmfPkgX64.dsc
@@ -438,7 +438,6 @@  [PcdsFixedAtBuild]
 !endif
 
 !if $(SMM_REQUIRE) == TRUE
-  gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmSyncMode|0x01
   gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmStackSize|0x4000
 !endif