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-rw-r--r--target/linux/generic/pending-4.9/307-mips_highmem_offset.patch24
1 files changed, 24 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.9/307-mips_highmem_offset.patch b/target/linux/generic/pending-4.9/307-mips_highmem_offset.patch
new file mode 100644
index 0000000000..7f298fc2d3
--- /dev/null
+++ b/target/linux/generic/pending-4.9/307-mips_highmem_offset.patch
@@ -0,0 +1,24 @@
+From: Felix Fietkau <nbd@nbd.name>
+Subject: kernel: adjust mips highmem offset to avoid the need for -mlong-calls on systems with >256M RAM
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+ arch/mips/include/asm/mach-generic/spaces.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/arch/mips/include/asm/mach-generic/spaces.h b/arch/mips/include/asm/mach-generic/spaces.h
+index 952b0fdfda0e..fbb4e4cd4537 100644
+--- a/arch/mips/include/asm/mach-generic/spaces.h
++++ b/arch/mips/include/asm/mach-generic/spaces.h
+@@ -46,7 +46,7 @@
+ * 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 */
+--
+2.11.0
+