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authorGeert Uytterhoeven <geert@linux-m68k.org>2015-11-15 13:36:29 +0300
committerGeert Uytterhoeven <geert@linux-m68k.org>2015-11-22 13:35:24 +0300
commit4722b8feb0dc53a01a051f36846bef5a95d91a46 (patch)
tree9dd796afe99c4be88d059efb784874c4a4a99ccf
parent79ae4fa5c0e1bc8000c39d3a78cb67828906a0e5 (diff)
downloadlinux-4722b8feb0dc53a01a051f36846bef5a95d91a46.tar.xz
m68k/mm: m54xx - Add missing initialization of max_pfn
If max_pfn is not initialized, the various /proc/kpage* files are empty, and selftests/vm/mlock2-tests will fail. max_pfn is also used by the block layer to calculate DMA masks. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Greg Ungerer <gerg@uclinux.org> Tested-by: Greg Ungerer <gerg@uclinux.org>
-rw-r--r--arch/m68k/coldfire/m54xx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/m68k/coldfire/m54xx.c b/arch/m68k/coldfire/m54xx.c
index f7836c6a6b60..c32f76791f48 100644
--- a/arch/m68k/coldfire/m54xx.c
+++ b/arch/m68k/coldfire/m54xx.c
@@ -98,7 +98,7 @@ static void __init mcf54xx_bootmem_alloc(void)
memstart = PAGE_ALIGN(_ramstart);
min_low_pfn = PFN_DOWN(_rambase);
start_pfn = PFN_DOWN(memstart);
- max_low_pfn = PFN_DOWN(_ramend);
+ max_pfn = max_low_pfn = PFN_DOWN(_ramend);
high_memory = (void *)_ramend;
m68k_virt_to_node_shift = fls(_ramend - _rambase - 1) - 6;