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| author | Grant Likely <grant.likely@secretlab.ca> | 2011-01-13 15:36:09 -0700 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2011-01-15 22:01:58 -0700 |
| commit | 672c54466d24994eb9633f993862c89539504a42 (patch) | |
| tree | e08f17e5fa260676912eb9b7d2263d47d667fdec | |
| parent | 1b59be2a6cdcb5a12e18d8315c07c94a624de48f (diff) | |
| download | kernel_samsung_aries-672c54466d24994eb9633f993862c89539504a42.zip kernel_samsung_aries-672c54466d24994eb9633f993862c89539504a42.tar.gz kernel_samsung_aries-672c54466d24994eb9633f993862c89539504a42.tar.bz2 | |
dt/flattree: Return virtual address from early_init_dt_alloc_memory_arch()
The physical address is never used by the device tree code when
allocating memory for unflattening. Change the architecture's alloc
hook to return the virutal address instead.
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
| -rw-r--r-- | arch/microblaze/kernel/prom.c | 4 | ||||
| -rw-r--r-- | arch/mips/kernel/prom.c | 6 | ||||
| -rw-r--r-- | arch/powerpc/kernel/prom.c | 4 | ||||
| -rw-r--r-- | drivers/of/fdt.c | 8 | ||||
| -rw-r--r-- | include/linux/of_fdt.h | 2 |
5 files changed, 8 insertions, 16 deletions
diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c index c881393..bceaa55 100644 --- a/arch/microblaze/kernel/prom.c +++ b/arch/microblaze/kernel/prom.c @@ -47,9 +47,9 @@ void __init early_init_dt_add_memory_arch(u64 base, u64 size) memblock_add(base, size); } -u64 __init early_init_dt_alloc_memory_arch(u64 size, u64 align) +void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align) { - return memblock_alloc(size, align); + return __va(memblock_alloc(size, align)); } #ifdef CONFIG_EARLY_PRINTK diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c index 9dbe583..a19811e9 100644 --- a/arch/mips/kernel/prom.c +++ b/arch/mips/kernel/prom.c @@ -45,11 +45,9 @@ void __init free_mem_mach(unsigned long addr, unsigned long size) return free_bootmem(addr, size); } -u64 __init early_init_dt_alloc_memory_arch(u64 size, u64 align) +void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align) { - return virt_to_phys( - __alloc_bootmem(size, align, __pa(MAX_DMA_ADDRESS)) - ); + return __alloc_bootmem(size, align, __pa(MAX_DMA_ADDRESS)); } #ifdef CONFIG_BLK_DEV_INITRD diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 9e3132d..7185f0d 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -519,9 +519,9 @@ void __init early_init_dt_add_memory_arch(u64 base, u64 size) memblock_add(base, size); } -u64 __init early_init_dt_alloc_memory_arch(u64 size, u64 align) +void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align) { - return memblock_alloc(size, align); + return __va(memblock_alloc(size, align)); } #ifdef CONFIG_BLK_DEV_INITRD diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index c787c3d..af824e7 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -692,12 +692,6 @@ int __init early_init_dt_scan_chosen(unsigned long node, const char *uname, return 1; } -static void *__init early_device_tree_alloc(u64 size, u64 align) -{ - unsigned long mem = early_init_dt_alloc_memory_arch(size, align); - return __va(mem); -} - /** * unflatten_device_tree - create tree of device_nodes from flat blob * @@ -709,7 +703,7 @@ static void *__init early_device_tree_alloc(u64 size, u64 align) void __init unflatten_device_tree(void) { __unflatten_device_tree(initial_boot_params, &allnodes, - early_device_tree_alloc); + early_init_dt_alloc_memory_arch); /* Get pointer to OF "/chosen" node for use everywhere */ of_chosen = of_find_node_by_path("/chosen"); diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h index 0ef22a1..c84d900 100644 --- a/include/linux/of_fdt.h +++ b/include/linux/of_fdt.h @@ -97,7 +97,7 @@ extern void early_init_dt_check_for_initrd(unsigned long node); extern int early_init_dt_scan_memory(unsigned long node, const char *uname, int depth, void *data); extern void early_init_dt_add_memory_arch(u64 base, u64 size); -extern u64 early_init_dt_alloc_memory_arch(u64 size, u64 align); +extern void * early_init_dt_alloc_memory_arch(u64 size, u64 align); extern u64 dt_mem_next_cell(int s, __be32 **cellp); /* |