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| author |   David S. Miller <davem@davemloft.net> | 2008-02-13 19:22:23 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-04-23 23:32:12 -0700 |
| commit | 4a28333984be123d9c063df23175c48749c4b4a0 (patch) | |
| tree | fd463dad09c9578b9762cddd508cdae73c0d45c3 /arch/sparc64 | |
| parent | [SPARC64]: Use lmb_alloc() for PROM device tree. (diff) | |
| download | linux-dev-4a28333984be123d9c063df23175c48749c4b4a0.tar.xz linux-dev-4a28333984be123d9c063df23175c48749c4b4a0.zip | |
[SPARC64]: Initialize MDESC earlier and use lmb_alloc()
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64')
| -rw-r--r-- | arch/sparc64/kernel/mdesc.c | 28 | ||||
| -rw-r--r-- | arch/sparc64/mm/init.c | 6 |
2 files changed, 19 insertions, 15 deletions
diff --git a/arch/sparc64/kernel/mdesc.c b/arch/sparc64/kernel/mdesc.c index 910083589569..dde52bcf5c64 100644 --- a/arch/sparc64/kernel/mdesc.c +++ b/arch/sparc64/kernel/mdesc.c @@ -1,10 +1,10 @@ /* mdesc.c: Sun4V machine description handling. * - * Copyright (C) 2007 David S. Miller <davem@davemloft.net> + * Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net> */ #include <linux/kernel.h> #include <linux/types.h> -#include <linux/bootmem.h> +#include <linux/lmb.h> #include <linux/log2.h> #include <linux/list.h> #include <linux/slab.h> @@ -84,24 +84,28 @@ static void mdesc_handle_init(struct mdesc_handle *hp, hp->handle_size = handle_size; } -static struct mdesc_handle * __init mdesc_bootmem_alloc(unsigned int mdesc_size) +static struct mdesc_handle * __init mdesc_lmb_alloc(unsigned int mdesc_size) { - struct mdesc_handle *hp; unsigned int handle_size, alloc_size; + struct mdesc_handle *hp; + unsigned long paddr; handle_size = (sizeof(struct mdesc_handle) - sizeof(struct mdesc_hdr) + mdesc_size); alloc_size = PAGE_ALIGN(handle_size); - hp = __alloc_bootmem(alloc_size, PAGE_SIZE, 0UL); - if (hp) - mdesc_handle_init(hp, handle_size, hp); + paddr = lmb_alloc(alloc_size, PAGE_SIZE); + hp = NULL; + if (paddr) { + hp = __va(paddr); + mdesc_handle_init(hp, handle_size, hp); + } return hp; } -static void mdesc_bootmem_free(struct mdesc_handle *hp) +static void mdesc_lmb_free(struct mdesc_handle *hp) { unsigned int alloc_size, handle_size = hp->handle_size; unsigned long start, end; @@ -124,9 +128,9 @@ static void mdesc_bootmem_free(struct mdesc_handle *hp) } } -static struct mdesc_mem_ops bootmem_mdesc_ops = { - .alloc = mdesc_bootmem_alloc, - .free = mdesc_bootmem_free, +static struct mdesc_mem_ops lmb_mdesc_ops = { + .alloc = mdesc_lmb_alloc, + .free = mdesc_lmb_free, }; static struct mdesc_handle *mdesc_kmalloc(unsigned int mdesc_size) @@ -888,7 +892,7 @@ void __init sun4v_mdesc_init(void) printk("MDESC: Size is %lu bytes.\n", len); - hp = mdesc_alloc(len, &bootmem_mdesc_ops); + hp = mdesc_alloc(len, &lmb_mdesc_ops); if (hp == NULL) { prom_printf("MDESC: alloc of %lu bytes failed.\n", len); prom_halt(); diff --git a/arch/sparc64/mm/init.c b/arch/sparc64/mm/init.c index 0abefc8ca40d..8e0e86787127 100644 --- a/arch/sparc64/mm/init.c +++ b/arch/sparc64/mm/init.c @@ -1216,6 +1216,9 @@ void __init paging_init(void) prom_build_devicetree(); + if (tlb_type == hypervisor) + sun4v_mdesc_init(); + /* Setup bootmem... */ pages_avail = 0; last_valid_pfn = end_pfn = bootmem_init(&pages_avail, phys_base); @@ -1224,9 +1227,6 @@ void __init paging_init(void) kernel_physical_mapping_init(); - if (tlb_type == hypervisor) - sun4v_mdesc_init(); - { unsigned long zones_size[MAX_NR_ZONES]; unsigned long zholes_size[MAX_NR_ZONES]; |