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authorZhihao Li <zhihao.li@intel.com>2023-04-25 14:00:39 +0800
committermergify[bot] <37929162+mergify[bot]@users.noreply.github.com>2023-05-31 09:23:01 +0000
commit9f12d6b6ecf8ffe9cd4d93fe0976fdbaf2ded4f0 (patch)
treec1e7600d440b526d80059cd7a3feafb3ff3a65e4 /OvmfPkg/Virtio10Dxe
parent5bb7bfbe81e3fd6ffbc3909a96a87e685cfc267d (diff)
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UefiCpuPkg/PiSmmCpuDxeSmm:add Ap Rendezvous check in PerformRemainingTasks.
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4424 In Relaxed-AP Sync Mode, BSP will not wait for all Aps arrive. However, PerformRemainingTasks() needs to wait all Aps arrive before calling SetMemMapAttributes and ConfigSmmCodeAccessCheck() when mSmmReadyToLock is true. In SetMemMapAttributes(), SmmSetMemoryAttributesEx() will call FlushTlbForAll() that need to start up the aps. So it need to let all aps arrive. Same as SetMemMapAttributes(), ConfigSmmCodeAccessCheck() also will start up the aps. Cc: Eric Dong <eric.dong@intel.com> Cc: Ray Ni <ray.ni@intel.com> Signed-off-by: Zhihao Li <zhihao.li@intel.com> Reviewed-by: Ray Ni <ray.ni@intel.com>
Diffstat (limited to 'OvmfPkg/Virtio10Dxe')
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