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diff -urN linux-2.6.21.1.old/drivers/mtd/devices/block2mtd.c linux-2.6.21.1.dev/drivers/mtd/devices/block2mtd.c
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--- linux-2.6.21.1.old/drivers/mtd/devices/block2mtd.c 2007-05-26 20:13:39.192175736 +0200
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+++ linux-2.6.21.1.dev/drivers/mtd/devices/block2mtd.c 2007-05-26 21:07:17.921854448 +0200
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@@ -41,7 +41,7 @@
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static LIST_HEAD(blkmtd_device_list);
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-#define PAGE_READAHEAD 64
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+#define PAGE_READAHEAD 0
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static void cache_readahead(struct address_space *mapping, int index)
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{
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filler_t *filler = (filler_t*)mapping->a_ops->readpage;
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