From 744265eb0af7bb4bdc4a00fadb1f68795f3b6894 Mon Sep 17 00:00:00 2001 From: lgao4 Date: Wed, 7 Mar 2012 01:40:44 +0000 Subject: Clarify alignment of GetSpinLockProperties() is byte alignment. Signed-off-by: lgao4 Reviewed-by: mdkinney git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13086 6f19259b-4bc3-4df7-8a09-765794883524 --- MdePkg/Include/Library/SynchronizationLib.h | 6 +++--- MdePkg/Library/BaseSynchronizationLib/Synchronization.c | 6 +++--- MdePkg/Library/BaseSynchronizationLib/SynchronizationGcc.c | 6 +++--- MdePkg/Library/BaseSynchronizationLib/SynchronizationMsc.c | 6 +++--- 4 files changed, 12 insertions(+), 12 deletions(-) diff --git a/MdePkg/Include/Library/SynchronizationLib.h b/MdePkg/Include/Library/SynchronizationLib.h index b3c8e870dd..f975697399 100644 --- a/MdePkg/Include/Library/SynchronizationLib.h +++ b/MdePkg/Include/Library/SynchronizationLib.h @@ -1,7 +1,7 @@ /** @file Provides synchronization functions. -Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.
+Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.
This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at @@ -26,8 +26,8 @@ typedef volatile UINTN SPIN_LOCK; optimal spin lock performance. This function retrieves the spin lock alignment requirements for optimal - performance on a given CPU architecture. The spin lock alignment must be a - power of two and is returned by this function. If there are no alignment + performance on a given CPU architecture. The spin lock alignment is byte alignment. + It must be a power of two and is returned by this function. If there are no alignment requirements, then 1 must be returned. The spin lock synchronization functions must function correctly if the spin lock size and alignment values returned by this function are not used at all. These values are hints to the diff --git a/MdePkg/Library/BaseSynchronizationLib/Synchronization.c b/MdePkg/Library/BaseSynchronizationLib/Synchronization.c index 7bf3bfd446..0eea40ba16 100644 --- a/MdePkg/Library/BaseSynchronizationLib/Synchronization.c +++ b/MdePkg/Library/BaseSynchronizationLib/Synchronization.c @@ -1,7 +1,7 @@ /** @file Implementation of synchronization functions. - Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.
+ Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.
This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at @@ -22,8 +22,8 @@ optimal spin lock performance. This function retrieves the spin lock alignment requirements for optimal - performance on a given CPU architecture. The spin lock alignment must be a - power of two and is returned by this function. If there are no alignment + performance on a given CPU architecture. The spin lock alignment is byte alignment. + It must be a power of two and is returned by this function. If there are no alignment requirements, then 1 must be returned. The spin lock synchronization functions must function correctly if the spin lock size and alignment values returned by this function are not used at all. These values are hints to the diff --git a/MdePkg/Library/BaseSynchronizationLib/SynchronizationGcc.c b/MdePkg/Library/BaseSynchronizationLib/SynchronizationGcc.c index c59a043c87..badf73c1a6 100644 --- a/MdePkg/Library/BaseSynchronizationLib/SynchronizationGcc.c +++ b/MdePkg/Library/BaseSynchronizationLib/SynchronizationGcc.c @@ -1,7 +1,7 @@ /** @file Implementation of synchronization functions. - Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.
+ Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.
Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.
This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License @@ -28,8 +28,8 @@ optimal spin lock performance. This function retrieves the spin lock alignment requirements for optimal - performance on a given CPU architecture. The spin lock alignment must be a - power of two and is returned by this function. If there are no alignment + performance on a given CPU architecture. The spin lock alignment is byte alignment. + It must be a power of two and is returned by this function. If there are no alignment requirements, then 1 must be returned. The spin lock synchronization functions must function correctly if the spin lock size and alignment values returned by this function are not used at all. These values are hints to the diff --git a/MdePkg/Library/BaseSynchronizationLib/SynchronizationMsc.c b/MdePkg/Library/BaseSynchronizationLib/SynchronizationMsc.c index 895acdc39f..9b20236acf 100644 --- a/MdePkg/Library/BaseSynchronizationLib/SynchronizationMsc.c +++ b/MdePkg/Library/BaseSynchronizationLib/SynchronizationMsc.c @@ -1,7 +1,7 @@ /** @file Implementation of synchronization functions. - Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.
+ Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.
This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at @@ -30,8 +30,8 @@ void _ReadWriteBarrier (void); optimal spin lock performance. This function retrieves the spin lock alignment requirements for optimal - performance on a given CPU architecture. The spin lock alignment must be a - power of two and is returned by this function. If there are no alignment + performance on a given CPU architecture. The spin lock alignment is byte alignment. + It must be a power of two and is returned by this function. If there are no alignment requirements, then 1 must be returned. The spin lock synchronization functions must function correctly if the spin lock size and alignment values returned by this function are not used at all. These values are hints to the -- cgit v1.2.3