2013-07-10 18:29:37

by Zhang Yanfei

[permalink] [raw]
Subject: [PATCH] ACPI: Use early_memremap() instead of early_ioremap()

From: Zhang Yanfei <[email protected]>

The mapping of acpi_tables_addr is obviously ordinary memory, so
use early_memremap() rather than early_iormeap().

Signed-off-by: Zhang Yanfei <[email protected]>
---
drivers/acpi/osl.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 6ab2c35..8961e6e 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -644,7 +644,7 @@ void __init acpi_initrd_override(void *data, size_t size)
memblock_reserve(acpi_tables_addr, all_tables_size);
arch_reserve_mem_area(acpi_tables_addr, all_tables_size);

- p = early_ioremap(acpi_tables_addr, all_tables_size);
+ p = early_memremap(acpi_tables_addr, all_tables_size);

for (no = 0; no < table_nr; no++) {
memcpy(p + total_offset, early_initrd_files[no].data,
--
1.7.1