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authorHauke Mehrtens <hauke@hauke-m.de>2015-10-11 19:08:08 +0000
committerHauke Mehrtens <hauke@hauke-m.de>2015-10-11 19:08:08 +0000
commitb5842aed82e0c9101e99ec4bcf5959b931e98989 (patch)
treef9749eb8ce7d61f284cc4d91bac5aafd07de8344 /target/linux/generic/patches-4.3/307-mips_highmem_offset.patch
parent3d1a65adb41db2758827fe81f36d92ab61618ea3 (diff)
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kernel: generic: add kernel 4.3
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> SVN-Revision: 47182
Diffstat (limited to 'target/linux/generic/patches-4.3/307-mips_highmem_offset.patch')
-rw-r--r--target/linux/generic/patches-4.3/307-mips_highmem_offset.patch17
1 files changed, 17 insertions, 0 deletions
diff --git a/target/linux/generic/patches-4.3/307-mips_highmem_offset.patch b/target/linux/generic/patches-4.3/307-mips_highmem_offset.patch
new file mode 100644
index 0000000..c9f0c84
--- /dev/null
+++ b/target/linux/generic/patches-4.3/307-mips_highmem_offset.patch
@@ -0,0 +1,17 @@
+Adjust highmem offset to 0x10000000 to ensure that all kmalloc allocations
+stay within the same 256M boundary. This ensures that -mlong-calls is not
+needed on systems with more than 256M RAM.
+
+Signed-off-by: Felix Fietkau <nbd@openwrt.org>
+---
+--- a/arch/mips/include/asm/mach-generic/spaces.h
++++ b/arch/mips/include/asm/mach-generic/spaces.h
+@@ -44,7 +44,7 @@
+ * Memory above this physical address will be considered highmem.
+ */
+ #ifndef HIGHMEM_START
+-#define HIGHMEM_START _AC(0x20000000, UL)
++#define HIGHMEM_START _AC(0x10000000, UL)
+ #endif
+
+ #endif /* CONFIG_32BIT */