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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2007-02-01 21:35:25 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2007-02-01 21:35:25 +0000
commita77c31b1e187b8487432b3475d55328980cf4318 (patch)
treeea88f3d8fa0c84483cb6e17821bcdc53747fcdf5
parent4b191d9789dca901687e6ce441a363ce56132408 (diff)
disable block2mtd page readahead (patch from #1058)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6242 3c298f89-4303-0410-b956-a3cf2f4a3e73
-rw-r--r--target/linux/generic-2.6/patches/211-no_block2mtd_readahead.patch11
1 files changed, 11 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches/211-no_block2mtd_readahead.patch b/target/linux/generic-2.6/patches/211-no_block2mtd_readahead.patch
new file mode 100644
index 000000000..719fb37ff
--- /dev/null
+++ b/target/linux/generic-2.6/patches/211-no_block2mtd_readahead.patch
@@ -0,0 +1,11 @@
+--- linux.old/drivers/mtd/devices/block2mtd.c 2007-02-01 20:13:47.147274772 +0100
++++ linux/drivers/mtd/devices/block2mtd.c 2007-02-01 20:19:59.753034993 +0100
+@@ -40,7 +40,7 @@
+ static LIST_HEAD(blkmtd_device_list);
+
+
+-#define PAGE_READAHEAD 64
++#define PAGE_READAHEAD 0
+ static void cache_readahead(struct address_space *mapping, int index)
+ {
+ filler_t *filler = (filler_t*)mapping->a_ops->readpage;