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Inline some small functions called for every row.

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This commit is contained in:
Bruce Momjian
1998-04-24 14:43:33 +00:00
parent 7500a961f1
commit 4cbfeef912
11 changed files with 179 additions and 205 deletions
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56
src/backend/storage/buffer/bufmgr.c
View File

@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/storage/buffer/bufmgr.c,v 1.36 1998/04/05 21:04:22 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/storage/buffer/bufmgr.c,v 1.37 1998/04/24 14:42:16 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -1262,25 +1262,6 @@ FlushBufferPool(int StableMainMemoryFlag)
}
}
/*
* BufferIsValid --
* True iff the refcnt of the local buffer is > 0
* Note:
* BufferIsValid(InvalidBuffer) is False.
* BufferIsValid(UnknownBuffer) is False.
*/
bool
BufferIsValid(Buffer bufnum)
{
if (BufferIsLocal(bufnum))
return (bufnum >= -NLocBuffer && LocalRefCount[-bufnum - 1] > 0);
if (BAD_BUFFER_ID(bufnum))
return (false);
return ((bool) (PrivateRefCount[bufnum - 1] > 0));
}
/*
* BufferGetBlockNumber --
* Returns the block number associated with a buffer.
@@ -1413,24 +1394,6 @@ RelationGetNumberOfBlocks(Relation relation)
smgrnblocks(DEFAULT_SMGR, relation));
}
/*
* BufferGetBlock --
* Returns a reference to a disk page image associated with a buffer.
*
* Note:
* Assumes buffer is valid.
*/
Block
BufferGetBlock(Buffer buffer)
{
Assert(BufferIsValid(buffer));
if (BufferIsLocal(buffer))
return ((Block) MAKE_PTR(LocalBufferDescriptors[-buffer - 1].data));
else
return ((Block) MAKE_PTR(BufferDescriptors[buffer - 1].data));
}
/* ---------------------------------------------------------------------
* ReleaseRelationBuffers
*
@@ -1679,25 +1642,8 @@ BlowawayRelationBuffers(Relation rdesc, BlockNumber block)
return (0);
}
#undef IncrBufferRefCount
#undef ReleaseBuffer
void
IncrBufferRefCount(Buffer buffer)
{
if (BufferIsLocal(buffer))
{
Assert(LocalRefCount[-buffer - 1] >= 0);
LocalRefCount[-buffer - 1]++;
}
else
{
Assert(!BAD_BUFFER_ID(buffer));
Assert(PrivateRefCount[buffer - 1] >= 0);
PrivateRefCount[buffer - 1]++;
}
}
/*
* ReleaseBuffer -- remove the pin on a buffer without
* marking it dirty.

23
src/backend/storage/page/bufpage.c
View File

@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/storage/page/bufpage.c,v 1.16 1998/04/06 02:38:17 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/storage/page/bufpage.c,v 1.17 1998/04/24 14:42:27 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -225,27 +225,6 @@ PageRestoreTempPage(Page tempPage, Page oldPage)
pfree(tempPage);
}
/*
* PageGetMaxOffsetNumber --
* Returns the maximum offset number used by the given page.
*
* NOTE: The offset is invalid if the page is non-empty.
* Test whether PageIsEmpty before calling this routine
* and/or using its return value.
*/
OffsetNumber
PageGetMaxOffsetNumber(Page page)
{
LocationIndex low;
OffsetNumber i;
low = ((PageHeader) page)->pd_lower;
i = (low - (sizeof(PageHeaderData) - sizeof(ItemIdData)))
/ sizeof(ItemIdData);
return (i);
}
/* ----------------
* itemid stuff for PageRepairFragmentation
* ----------------