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- Remove perf code from Ob SD Cache implementation.

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svn path=/trunk/; revision=33091
This commit is contained in:
Aleksey Bragin 2008-04-21 18:33:23 +00:00
parent 3c1b0a2a64
commit 901badd513
1 changed files with 1 additions and 21 deletions
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22
reactos/ntoskrnl/ob/obsdcach.c
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@ -18,16 +18,6 @@
#define SD_CACHE_ENTRIES 0x100
OB_SD_CACHE_LIST ObsSecurityDescriptorCache[SD_CACHE_ENTRIES];
ULONGLONG Cycles;
ULONG TimeDelta;
#define ObpSdCacheBeginPerfCount() \
Cycles = __rdtsc();
#define ObpSdCacheEndPerfCount() \
TimeDelta += __rdtsc() - Cycles;
/* PRIVATE FUNCTIONS **********************************************************/
VOID
@ -191,14 +181,12 @@ ObpReferenceSecurityDescriptor(IN POBJECT_HEADER ObjectHeader)
{
PSECURITY_DESCRIPTOR SecurityDescriptor;
PSECURITY_DESCRIPTOR_HEADER SdHeader;
ObpSdCacheBeginPerfCount();
/* Get the SD */
SecurityDescriptor = ObjectHeader->SecurityDescriptor;
if (!SecurityDescriptor)
{
/* No SD, nothing to do */
ObpSdCacheEndPerfCount();
return NULL;
}
@ -213,7 +201,6 @@ ObpReferenceSecurityDescriptor(IN POBJECT_HEADER ObjectHeader)
/* Release the lock and return */
ObpReleaseObjectLock(ObjectHeader);
ObpSdCacheEndPerfCount();
return SecurityDescriptor;
}
@ -242,14 +229,12 @@ ObReferenceSecurityDescriptor(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
IN ULONG Count)
{
PSECURITY_DESCRIPTOR_HEADER SdHeader;
ObpSdCacheBeginPerfCount();
/* Get the header */
SdHeader = ObpGetHeaderForSd(SecurityDescriptor);
/* Do the references */
InterlockedExchangeAdd((PLONG)&SdHeader->RefCount, Count);
ObpSdCacheEndPerfCount();
}
/*++
@ -278,7 +263,6 @@ ObDereferenceSecurityDescriptor(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
LONG OldValue, NewValue;
ULONG Index;
POB_SD_CACHE_LIST CacheEntry;
ObpSdCacheBeginPerfCount();
/* Get the header */
SdHeader = ObpGetHeaderForSd(SecurityDescriptor);
@ -293,7 +277,7 @@ ObDereferenceSecurityDescriptor(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
NewValue = InterlockedCompareExchange((PLONG)&SdHeader->RefCount,
OldValue - Count,
OldValue);
if (NewValue == OldValue) ObpSdCacheEndPerfCount(); return;
if (NewValue == OldValue) return;
/* Try again */
OldValue = NewValue;
@ -325,7 +309,6 @@ ObDereferenceSecurityDescriptor(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
ObpSdReleaseLock(CacheEntry);
}
ObpSdCacheEndPerfCount();
}
/*++
@ -359,7 +342,6 @@ ObLogSecurityDescriptor(IN PSECURITY_DESCRIPTOR InputSecurityDescriptor,
POB_SD_CACHE_LIST CacheEntry;
BOOLEAN Result;
PLIST_ENTRY NextEntry;
ObpSdCacheBeginPerfCount();
/* Get the length */
Length = RtlLengthSecurityDescriptor(InputSecurityDescriptor);
@ -418,7 +400,6 @@ ObLogSecurityDescriptor(IN PSECURITY_DESCRIPTOR InputSecurityDescriptor,
/* Free anything that we may have had to create */
if (NewHeader) ExFreePool(NewHeader);
ObpSdCacheEndPerfCount();
return STATUS_SUCCESS;
}
@ -453,7 +434,6 @@ ObLogSecurityDescriptor(IN PSECURITY_DESCRIPTOR InputSecurityDescriptor,
/* Return the SD*/
*OutputSecurityDescriptor = &NewHeader->SecurityDescriptor;
ObpSdCacheEndPerfCount();
return STATUS_SUCCESS;
}