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Groups > linux.kernel > #1269683
| From | Geert Uytterhoeven <geert@linux-m68k.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/4] m68k/mm: m54xx - Add missing initialization of max_pfn |
| Date | 2015-11-15 12:50 +0100 |
| Message-ID | <qv3YK-Sx-19@gated-at.bofh.it> (permalink) |
| References | <qv3YK-Sx-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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> --- Compile-tested only. --- arch/m68k/coldfire/m54xx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/m68k/coldfire/m54xx.c b/arch/m68k/coldfire/m54xx.c index f7836c6a6b60eb24..c32f76791f488ae1 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; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH 2/4] m68k/mm: m54xx - Add missing initialization of max_pfn Geert Uytterhoeven <geert@linux-m68k.org> - 2015-11-15 12:50 +0100 Re: [PATCH 2/4] m68k/mm: m54xx - Add missing initialization of max_pfn Greg Ungerer <gerg@uclinux.org> - 2015-11-17 01:20 +0100
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