From: xli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Thu, 23 Nov 2006 09:01:43 +0000 (+0000)
Subject: Add volatile to modify LockValue in AcquireLockOrFail().
X-Git-Tag: edk2-stable201903~23871
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=2d57c546e05ca2385a81b2f4280eae2861263759

Add volatile to modify LockValue in AcquireLockOrFail().

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2006 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/MdePkg/Library/BaseLib/Synchronization.c b/MdePkg/Library/BaseLib/Synchronization.c
index 5033133224..0457f3ab89 100644
--- a/MdePkg/Library/BaseLib/Synchronization.c
+++ b/MdePkg/Library/BaseLib/Synchronization.c
@@ -236,7 +236,7 @@ AcquireSpinLockOrFail (
   IN OUT  SPIN_LOCK                 *SpinLock
   )
 {
-  SPIN_LOCK    LockValue;
+  volatile SPIN_LOCK    LockValue;
 
   ASSERT (SpinLock != NULL);