Reviewed-by: Ray Ni <ray...@intel.com> > -----Original Message----- > From: Tan, Dun <dun....@intel.com> > Sent: Thursday, June 8, 2023 10:28 AM > To: devel@edk2.groups.io > Cc: Gao, Liming <gaolim...@byosoft.com.cn>; Ni, Ray <ray...@intel.com>; > Wang, Jian J <jian.j.w...@intel.com> > Subject: [Patch V5 02/14] MdeModulePkg: Remove RO and NX protection > when unset guard page > > Remove RO and NX protection when unset guard page. > When UnsetGuardPage(), remove all the memory attribute protection > for guarded page. > > Signed-off-by: Dun Tan <dun....@intel.com> > Cc: Liming Gao <gaolim...@byosoft.com.cn> > Cc: Ray Ni <ray...@intel.com> > Cc: Jian J Wang <jian.j.w...@intel.com> > --- > MdeModulePkg/Core/PiSmmCore/HeapGuard.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/MdeModulePkg/Core/PiSmmCore/HeapGuard.c > b/MdeModulePkg/Core/PiSmmCore/HeapGuard.c > index 8f3bab6fee..7daeeccf13 100644 > --- a/MdeModulePkg/Core/PiSmmCore/HeapGuard.c > +++ b/MdeModulePkg/Core/PiSmmCore/HeapGuard.c > @@ -553,7 +553,7 @@ UnsetGuardPage ( > mSmmMemoryAttribute, > BaseAddress, > EFI_PAGE_SIZE, > - EFI_MEMORY_RP > + > EFI_MEMORY_RP|EFI_MEMORY_RO|EFI_MEMORY_XP > ); > ASSERT_EFI_ERROR (Status); > mOnGuarding = FALSE; > -- > 2.31.1.windows.1
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