diff options
| author | Becky Bruce <beckyb@kernel.crashing.org> | 2011-06-28 09:54:46 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-06-29 17:48:18 +1000 |
| commit | 3d41e0f6d91cedcab08dff2f5e148b20c87a7432 (patch) | |
| tree | 9c0ef3d7b681077ec402e2bff74973a678bf0529 | |
| parent | 72632ce5a4ee8c75aa7cc17eb4473fcf625b8941 (diff) | |
powerpc: mem_init should call memblock_is_reserved with phys_addr_t
This has been broken for a while but hasn't been an issue until
now because nobody was reserving regions at high addresses.
Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
| -rw-r--r-- | arch/powerpc/mm/mem.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 57e545b84bf1..097b288779e2 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -337,8 +337,9 @@ void __init mem_init(void) highmem_mapnr = lowmem_end_addr >> PAGE_SHIFT; for (pfn = highmem_mapnr; pfn < max_mapnr; ++pfn) { + phys_addr_t paddr = (phys_addr_t)pfn << PAGE_SHIFT; struct page *page = pfn_to_page(pfn); - if (memblock_is_reserved(pfn << PAGE_SHIFT)) + if (memblock_is_reserved(paddr)) continue; ClearPageReserved(page); init_page_count(page); |