qwang12 0fe0b10e10 Add a lock to protect the critical region in Service APIs for gEfiSimpleTextOutProtocolGuid Protocol to prevent re-entrance of the same API from from different TPL level. In UEFI 2.1 spec, it is state that the service API for this Protocol is callable at EFI_TPL_NOTIFY level. ... git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2447 6f19259b-4bc3-4df7-8a09-765794883524		2007-03-12 09:42:34 +00:00
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Dxe	Add a lock to protect the critical region in Service APIs for gEfiSimpleTextOutProtocolGuid Protocol to prevent re-entrance of the same API from from different TPL level. In UEFI 2.1 spec, it is state that the service API for this Protocol is callable at EFI_TPL_NOTIFY level.	2007-03-12 09:42:34 +00:00