diff options
Diffstat (limited to 'arch/arm/mm/ioremap.c')
| -rw-r--r-- | arch/arm/mm/ioremap.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c index 7eac87f0518..dba7dddfe57 100644 --- a/arch/arm/mm/ioremap.c +++ b/arch/arm/mm/ioremap.c @@ -303,7 +303,6 @@ __ioremap_pfn(unsigned long pfn, unsigned long offset, size_t size, int err; unsigned long addr; struct vm_struct * area; - unsigned int cr = get_cr(); /* * High mappings must be supersection aligned @@ -317,7 +316,7 @@ __ioremap_pfn(unsigned long pfn, unsigned long offset, size_t size, addr = (unsigned long)area->addr; #ifndef CONFIG_SMP - if ((((cpu_architecture() >= CPU_ARCH_ARMv6) && (cr & CR_XP)) || + if ((((cpu_architecture() >= CPU_ARCH_ARMv6) && (get_cr() & CR_XP)) || cpu_is_xsc3()) && !((__pfn_to_phys(pfn) | size | addr) & ~SUPERSECTION_MASK)) { area->flags |= VM_ARM_SECTION_MAPPING; @@ -369,6 +368,7 @@ void __iounmap(void __iomem *addr) addr = (void __iomem *)(PAGE_MASK & (unsigned long)addr); +#ifndef CONFIG_SMP /* * If this is a section based mapping we need to handle it * specially as the VM subysystem does not know how to handle @@ -390,6 +390,7 @@ void __iounmap(void __iomem *addr) } } write_unlock(&vmlist_lock); +#endif if (!section_mapping) vunmap(addr); |