Messages in this thread Patch in this message | | | From | Po-Yu Chuang <> | Subject | [PATCH] ARM: map_init_section flushes incorrect pmd | Date | Tue, 28 May 2013 18:48:20 +0800 |
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This bug was introduced in commit e651eab0. Some v4/v5 platforms failed to boot due to this.
Signed-off-by: Po-Yu Chuang <ratbert.chuang@gmail.com> --- arch/arm/mm/mmu.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index e0d8565..19a43f8 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -620,6 +620,8 @@ static void __init map_init_section(pmd_t *pmd, unsigned long addr, unsigned long end, phys_addr_t phys, const struct mem_type *type) { + pmd_t *p = pmd; + #ifndef CONFIG_ARM_LPAE /* * In classic MMU format, puds and pmds are folded in to @@ -638,7 +640,7 @@ static void __init map_init_section(pmd_t *pmd, unsigned long addr, phys += SECTION_SIZE; } while (pmd++, addr += SECTION_SIZE, addr != end); - flush_pmd_entry(pmd); + flush_pmd_entry(p); } static void __init alloc_init_pmd(pud_t *pud, unsigned long addr, -- 1.7.9.5
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