From: Jian J Wang <jian.j.wang@intel.com>
To: edk2-devel@lists.01.org
Cc: Eric Dong <eric.dong@intel.com>, Hao A Wu <hao.a.wu@intel.com>
Subject: [PATCH] UefiCpuPkg/PiSmmCpuDxeSmm: Fix bitwise size issue (K11)
Date: Thu, 12 Oct 2017 13:59:34 +0800 [thread overview]
Message-ID: <20171012055934.13288-1-jian.j.wang@intel.com> (raw)
Cc: Eric Dong <eric.dong@intel.com>
Cc: Hao A Wu <hao.a.wu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jian J Wang <jian.j.wang@intel.com>
---
UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c b/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
index 0d3223d714..17459c790c 100644
--- a/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
+++ b/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
@@ -891,7 +891,7 @@ Gen4GPageTable (
if ((Pte[0] & IA32_PG_PS) == 0) {
// 4K-page entries are already mapped. Just hide the first one anyway.
Pte = (UINT64*)(UINTN)(Pte[0] & ~mAddressEncMask & ~(EFI_PAGE_SIZE - 1));
- Pte[0] &= ~IA32_PG_P; // Hide page 0
+ Pte[0] &= ~(UINT64)IA32_PG_P; // Hide page 0
} else {
// Create 4K-page entries
Pages = (UINTN)AllocatePageTableMemory (1);
--
2.14.1.windows.1
next reply other threads:[~2017-10-12 5:56 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-12 5:59 Jian J Wang [this message]
2017-10-12 7:56 ` [PATCH] UefiCpuPkg/PiSmmCpuDxeSmm: Fix bitwise size issue (K11) Wu, Hao A
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