diff options
Diffstat (limited to 'utilities/utcache.c')
| -rw-r--r-- | utilities/utcache.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/utilities/utcache.c b/utilities/utcache.c index 5bd83011bd10e..aabc0a23052e7 100644 --- a/utilities/utcache.c +++ b/utilities/utcache.c @@ -1,7 +1,6 @@ /****************************************************************************** * * Module Name: utcache - local cache allocation routines - * $Revision: 1.8 $ * *****************************************************************************/ @@ -9,7 +8,7 @@ * * 1. Copyright Notice * - * Some or all of this work - Copyright (c) 1999 - 2007, Intel Corp. + * Some or all of this work - Copyright (c) 1999 - 2009, Intel Corp. * All rights reserved. * * 2. License @@ -117,6 +116,7 @@ #define __UTCACHE_C__ #include "acpi.h" +#include "accommon.h" #define _COMPONENT ACPI_UTILITIES ACPI_MODULE_NAME ("utcache") @@ -194,6 +194,7 @@ AcpiOsPurgeCache ( ACPI_MEMORY_LIST *Cache) { char *Next; + ACPI_STATUS Status; ACPI_FUNCTION_ENTRY (); @@ -204,6 +205,12 @@ AcpiOsPurgeCache ( return (AE_BAD_PARAMETER); } + Status = AcpiUtAcquireMutex (ACPI_MTX_CACHES); + if (ACPI_FAILURE (Status)) + { + return (Status); + } + /* Walk the list of objects in this cache */ while (Cache->ListHead) @@ -218,6 +225,7 @@ AcpiOsPurgeCache ( Cache->CurrentDepth--; } + (void) AcpiUtReleaseMutex (ACPI_MTX_CACHES); return (AE_OK); } |