From: "Jonathan (Zhixiong) Zhang" zjzhang@codeaurora.org
Both x86 and ia64 implemented efi_mem_attributs(), which is architecture agnositc. This function is moved from arch/x86 and arch/ia64 to drivers/firmware/efi.
Signed-off-by: Jonathan (Zhixiong) Zhang zjzhang@codeaurora.org --- arch/ia64/kernel/efi.c | 11 ----------- arch/x86/platform/efi/efi.c | 18 ------------------ drivers/firmware/efi/efi.c | 18 ++++++++++++++++++ 3 files changed, 18 insertions(+), 29 deletions(-)
diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c index c52d7540dc05..ef20ec784b04 100644 --- a/arch/ia64/kernel/efi.c +++ b/arch/ia64/kernel/efi.c @@ -771,17 +771,6 @@ efi_mem_type (unsigned long phys_addr) }
u64 -efi_mem_attributes (unsigned long phys_addr) -{ - efi_memory_desc_t *md = efi_memory_descriptor(phys_addr); - - if (md) - return md->attribute; - return 0; -} -EXPORT_SYMBOL(efi_mem_attributes); - -u64 efi_mem_attribute (unsigned long phys_addr, unsigned long size) { unsigned long end = phys_addr + size; diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c index 02744df576d5..10bd5289c593 100644 --- a/arch/x86/platform/efi/efi.c +++ b/arch/x86/platform/efi/efi.c @@ -926,24 +926,6 @@ u32 efi_mem_type(unsigned long phys_addr) return 0; }
-u64 efi_mem_attributes(unsigned long phys_addr) -{ - efi_memory_desc_t *md; - void *p; - - if (!efi_enabled(EFI_MEMMAP)) - return 0; - - for (p = memmap.map; p < memmap.map_end; p += memmap.desc_size) { - md = p; - if ((md->phys_addr <= phys_addr) && - (phys_addr < (md->phys_addr + - (md->num_pages << EFI_PAGE_SHIFT)))) - return md->attribute; - } - return 0; -} - static int __init arch_parse_efi_cmdline(char *str) { if (parse_option_str(str, "old_map")) diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index 3061bb8629dc..86da85368778 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -517,3 +517,21 @@ char * __init efi_md_typeattr_format(char *buf, size_t size, attr & EFI_MEMORY_UC ? "UC" : ""); return buf; } + +u64 efi_mem_attributes(unsigned long phys_addr) +{ + efi_memory_desc_t *md; + void *p; + + if (!efi_enabled(EFI_MEMMAP)) + return 0; + + for (p = memmap.map; p < memmap.map_end; p += memmap.desc_size) { + md = p; + if ((md->phys_addr <= phys_addr) && + (phys_addr < (md->phys_addr + + (md->num_pages << EFI_PAGE_SHIFT)))) + return md->attribute; + } + return 0; +}