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authorRafał Miłecki <zajec5@gmail.com>2014-07-17 23:26:33 +0200
committerRalf Baechle <ralf@linux-mips.org>2014-07-30 23:27:02 +0200
commit6ee1d93455384cef8a0426effe85da241b525b63 (patch)
treeb3e66dbb882a5dbcdbcbc45cda66639d3141a5ca /arch/mips/include/asm/pgtable-32.h
parentRevert "MIPS: Delete unused function add_temporary_entry." (diff)
downloadlinux-6ee1d93455384cef8a0426effe85da241b525b63.tar.xz
linux-6ee1d93455384cef8a0426effe85da241b525b63.zip
MIPS: BCM47XX: Detect more then 128 MiB of RAM (HIGHMEM)
So far BCM47XX can only detect amount of HIGHMEM. It still requires adding (registering) and well-testing before enabling by default. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/7396/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include/asm/pgtable-32.h')
-rw-r--r--arch/mips/include/asm/pgtable-32.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/mips/include/asm/pgtable-32.h b/arch/mips/include/asm/pgtable-32.h
index 2b1133209bb2..cd7d6064bcbe 100644
--- a/arch/mips/include/asm/pgtable-32.h
+++ b/arch/mips/include/asm/pgtable-32.h
@@ -18,6 +18,8 @@
#include <asm-generic/pgtable-nopmd.h>
+extern int temp_tlb_entry __cpuinitdata;
+
/*
* - add_temporary_entry() add a temporary TLB entry. We use TLB entries
* starting at the top and working down. This is for populating the