Mercurial > yaffs-ecoscentric

diff yaffs_guts.c @ 93:2b4deace2c2f

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Add support for vmallocing large blockInfos
author charles
date Fri, 07 Oct 2005 03:46:50 +0100
parents eeca349affa6
children ed3b54386260
line wrap: on
line diff
--- a/yaffs_guts.c
+++ b/yaffs_guts.c
@@ -1747,6 +1747,12 @@ static int yaffs_InitialiseBlocks(yaffs_
 
 	/* Todo we're assuming the malloc will pass. */
 	dev->blockInfo = YMALLOC(nBlocks * sizeof(yaffs_BlockInfo));
+	if(!dev->blockInfo){
+		dev->blockInfo = YMALLOC_ALT(nBlocks * sizeof(yaffs_BlockInfo));
+		dev->blockInfoAlt = 1;
+	}
+	else
+		dev->blockInfoAlt = 0;
 	
 	/* Set up dynamic blockinfo stuff. */
 	dev->chunkBitmapStride = (dev->nChunksPerBlock + 7) / 8;
@@ -1763,7 +1769,12 @@ static int yaffs_InitialiseBlocks(yaffs_
 
 static void yaffs_DeinitialiseBlocks(yaffs_Device * dev)
 {
-	YFREE(dev->blockInfo);
+	if(dev->blockInfoAlt)
+		YFREE_ALT(dev->blockInfo);
+	else
+		YFREE(dev->blockInfo);
+	dev->blockInfoAlt = 0;
+
 	dev->blockInfo = NULL;
 	YFREE(dev->chunkBits);
 	dev->chunkBits = NULL;