summaryrefslogtreecommitdiffstats
path: root/arch/alpha
diff options
context:
space:
mode:
Diffstat (limited to 'arch/alpha')
-rw-r--r--arch/alpha/include/asm/processor.h6
-rw-r--r--arch/alpha/include/asm/unistd.h2
-rw-r--r--arch/alpha/include/uapi/asm/ioctls.h2
-rw-r--r--arch/alpha/include/uapi/asm/siginfo.h1
-rw-r--r--arch/alpha/kernel/core_apecs.c3
-rw-r--r--arch/alpha/kernel/core_cia.c4
-rw-r--r--arch/alpha/kernel/core_irongate.c8
-rw-r--r--arch/alpha/kernel/core_lca.c3
-rw-r--r--arch/alpha/kernel/core_marvel.c6
-rw-r--r--arch/alpha/kernel/core_mcpcia.c6
-rw-r--r--arch/alpha/kernel/core_t2.c2
-rw-r--r--arch/alpha/kernel/core_titan.c8
-rw-r--r--arch/alpha/kernel/core_tsunami.c8
-rw-r--r--arch/alpha/kernel/core_wildfire.c6
-rw-r--r--arch/alpha/kernel/entry.S53
-rw-r--r--arch/alpha/kernel/pci-noop.c6
-rw-r--r--arch/alpha/kernel/pci.c6
-rw-r--r--arch/alpha/kernel/pci_iommu.c14
-rw-r--r--arch/alpha/kernel/setup.c101
-rw-r--r--arch/alpha/kernel/sys_nautilus.c2
-rw-r--r--arch/alpha/kernel/systbls.S318
-rw-r--r--arch/alpha/mm/init.c4
-rw-r--r--arch/alpha/mm/numa.c114
23 files changed, 260 insertions, 423 deletions
diff --git a/arch/alpha/include/asm/processor.h b/arch/alpha/include/asm/processor.h
index cb05d045efe3..6100431da07a 100644
--- a/arch/alpha/include/asm/processor.h
+++ b/arch/alpha/include/asm/processor.h
@@ -11,12 +11,6 @@
#include <linux/personality.h> /* for ADDR_LIMIT_32BIT */
/*
- * Returns current instruction pointer ("program counter").
- */
-#define current_text_addr() \
- ({ void *__pc; __asm__ ("br %0,.+4" : "=r"(__pc)); __pc; })
-
-/*
* We have a 42-bit user address space: 4TB user VM...
*/
#define TASK_SIZE (0x40000000000UL)
diff --git a/arch/alpha/include/asm/unistd.h b/arch/alpha/include/asm/unistd.h
index d6e29a1de4cc..9ff37aa1165f 100644
--- a/arch/alpha/include/asm/unistd.h
+++ b/arch/alpha/include/asm/unistd.h
@@ -6,6 +6,7 @@
#define NR_SYSCALLS 523
+#define __ARCH_WANT_NEW_STAT
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_STAT64
#define __ARCH_WANT_SYS_GETHOSTNAME
@@ -13,6 +14,7 @@
#define __ARCH_WANT_SYS_GETPGRP
#define __ARCH_WANT_SYS_OLDUMOUNT
#define __ARCH_WANT_SYS_SIGPENDING
+#define __ARCH_WANT_SYS_UTIME
#define __ARCH_WANT_SYS_FORK
#define __ARCH_WANT_SYS_VFORK
#define __ARCH_WANT_SYS_CLONE
diff --git a/arch/alpha/include/uapi/asm/ioctls.h b/arch/alpha/include/uapi/asm/ioctls.h
index 3729d92d3fa8..1e9121c9b3c7 100644
--- a/arch/alpha/include/uapi/asm/ioctls.h
+++ b/arch/alpha/include/uapi/asm/ioctls.h
@@ -102,6 +102,8 @@
#define TIOCGPTLCK _IOR('T', 0x39, int) /* Get Pty lock state */
#define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */
#define TIOCGPTPEER _IO('T', 0x41) /* Safely open the slave */
+#define TIOCGISO7816 _IOR('T', 0x42, struct serial_iso7816)
+#define TIOCSISO7816 _IOWR('T', 0x43, struct serial_iso7816)
#define TIOCSERCONFIG 0x5453
#define TIOCSERGWILD 0x5454
diff --git a/arch/alpha/include/uapi/asm/siginfo.h b/arch/alpha/include/uapi/asm/siginfo.h
index db3f0138536f..6e1a2af2f962 100644
--- a/arch/alpha/include/uapi/asm/siginfo.h
+++ b/arch/alpha/include/uapi/asm/siginfo.h
@@ -2,7 +2,6 @@
#ifndef _ALPHA_SIGINFO_H
#define _ALPHA_SIGINFO_H
-#define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
#define __ARCH_SI_TRAPNO
#include <asm-generic/siginfo.h>
diff --git a/arch/alpha/kernel/core_apecs.c b/arch/alpha/kernel/core_apecs.c
index 1bf3eef34c22..6df765ff2b10 100644
--- a/arch/alpha/kernel/core_apecs.c
+++ b/arch/alpha/kernel/core_apecs.c
@@ -346,7 +346,8 @@ apecs_init_arch(void)
* Window 1 is direct access 1GB at 1GB
* Window 2 is scatter-gather 8MB at 8MB (for isa)
*/
- hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000, 0);
+ hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000,
+ SMP_CACHE_BYTES);
hose->sg_pci = NULL;
__direct_map_base = 0x40000000;
__direct_map_size = 0x40000000;
diff --git a/arch/alpha/kernel/core_cia.c b/arch/alpha/kernel/core_cia.c
index 4b38386f6e62..867e8730b0c5 100644
--- a/arch/alpha/kernel/core_cia.c
+++ b/arch/alpha/kernel/core_cia.c
@@ -21,7 +21,7 @@
#include <linux/pci.h>
#include <linux/sched.h>
#include <linux/init.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <asm/ptrace.h>
#include <asm/mce.h>
@@ -331,7 +331,7 @@ cia_prepare_tbia_workaround(int window)
long i;
/* Use minimal 1K map. */
- ppte = __alloc_bootmem(CIA_BROKEN_TBIA_SIZE, 32768, 0);
+ ppte = memblock_alloc_from(CIA_BROKEN_TBIA_SIZE, 32768, 0);
pte = (virt_to_phys(ppte) >> (PAGE_SHIFT - 1)) | 1;
for (i = 0; i < CIA_BROKEN_TBIA_SIZE / sizeof(unsigned long); ++i)
diff --git a/arch/alpha/kernel/core_irongate.c b/arch/alpha/kernel/core_irongate.c
index aec757250e07..a9fd133a7fb2 100644
--- a/arch/alpha/kernel/core_irongate.c
+++ b/arch/alpha/kernel/core_irongate.c
@@ -20,7 +20,7 @@
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/initrd.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <asm/ptrace.h>
#include <asm/cacheflush.h>
@@ -233,16 +233,14 @@ albacore_init_arch(void)
unsigned long size;
size = initrd_end - initrd_start;
- free_bootmem_node(NODE_DATA(0), __pa(initrd_start),
- PAGE_ALIGN(size));
+ memblock_free(__pa(initrd_start), PAGE_ALIGN(size));
if (!move_initrd(pci_mem))
printk("irongate_init_arch: initrd too big "
"(%ldK)\ndisabling initrd\n",
size / 1024);
}
#endif
- reserve_bootmem_node(NODE_DATA(0), pci_mem, memtop -
- pci_mem, BOOTMEM_DEFAULT);
+ memblock_reserve(pci_mem, memtop - pci_mem);
printk("irongate_init_arch: temporarily reserving "
"region %08lx-%08lx for PCI\n", pci_mem, memtop - 1);
}
diff --git a/arch/alpha/kernel/core_lca.c b/arch/alpha/kernel/core_lca.c
index 81c0c43635b0..57e0750419f2 100644
--- a/arch/alpha/kernel/core_lca.c
+++ b/arch/alpha/kernel/core_lca.c
@@ -275,7 +275,8 @@ lca_init_arch(void)
* Note that we do not try to save any of the DMA window CSRs
* before setting them, since we cannot read those CSRs on LCA.
*/
- hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000, 0);
+ hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000,
+ SMP_CACHE_BYTES);
hose->sg_pci = NULL;
__direct_map_base = 0x40000000;
__direct_map_size = 0x40000000;
diff --git a/arch/alpha/kernel/core_marvel.c b/arch/alpha/kernel/core_marvel.c
index bdebb8c206f1..c1d0c18c71ca 100644
--- a/arch/alpha/kernel/core_marvel.c
+++ b/arch/alpha/kernel/core_marvel.c
@@ -18,7 +18,7 @@
#include <linux/mc146818rtc.h>
#include <linux/rtc.h>
#include <linux/module.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <asm/ptrace.h>
#include <asm/smp.h>
@@ -82,7 +82,7 @@ mk_resource_name(int pe, int port, char *str)
char *name;
sprintf(tmp, "PCI %s PE %d PORT %d", str, pe, port);
- name = alloc_bootmem(strlen(tmp) + 1);
+ name = memblock_alloc(strlen(tmp) + 1, SMP_CACHE_BYTES);
strcpy(name, tmp);
return name;
@@ -117,7 +117,7 @@ alloc_io7(unsigned int pe)
return NULL;
}
- io7 = alloc_bootmem(sizeof(*io7));
+ io7 = memblock_alloc(sizeof(*io7), SMP_CACHE_BYTES);
io7->pe = pe;
raw_spin_lock_init(&io7->irq_lock);
diff --git a/arch/alpha/kernel/core_mcpcia.c b/arch/alpha/kernel/core_mcpcia.c
index b1549db54260..74b1d018124c 100644
--- a/arch/alpha/kernel/core_mcpcia.c
+++ b/arch/alpha/kernel/core_mcpcia.c
@@ -364,9 +364,11 @@ mcpcia_startup_hose(struct pci_controller *hose)
* Window 1 is scatter-gather (up to) 1GB at 1GB (for pci)
* Window 2 is direct access 2GB at 2GB
*/
- hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000, 0);
+ hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000,
+ SMP_CACHE_BYTES);
hose->sg_pci = iommu_arena_new(hose, 0x40000000,
- size_for_memory(0x40000000), 0);
+ size_for_memory(0x40000000),
+ SMP_CACHE_BYTES);
__direct_map_base = 0x80000000;
__direct_map_size = 0x80000000;
diff --git a/arch/alpha/kernel/core_t2.c b/arch/alpha/kernel/core_t2.c
index 2c00b61ca379..98d5b6ff8a76 100644
--- a/arch/alpha/kernel/core_t2.c
+++ b/arch/alpha/kernel/core_t2.c
@@ -351,7 +351,7 @@ t2_sg_map_window2(struct pci_controller *hose,
/* Note we can only do 1 SG window, as the other is for direct, so
do an ISA SG area, especially for the floppy. */
- hose->sg_isa = iommu_arena_new(hose, base, length, 0);
+ hose->sg_isa = iommu_arena_new(hose, base, length, SMP_CACHE_BYTES);
hose->sg_pci = NULL;
temp = (base & 0xfff00000UL) | ((base + length - 1) >> 20);
diff --git a/arch/alpha/kernel/core_titan.c b/arch/alpha/kernel/core_titan.c
index 132b06bdf903..2a2820fb1be6 100644
--- a/arch/alpha/kernel/core_titan.c
+++ b/arch/alpha/kernel/core_titan.c
@@ -16,7 +16,7 @@
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/vmalloc.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <asm/ptrace.h>
#include <asm/smp.h>
@@ -316,10 +316,12 @@ titan_init_one_pachip_port(titan_pachip_port *port, int index)
* Window 1 is direct access 1GB at 2GB
* Window 2 is scatter-gather 1GB at 3GB
*/
- hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000, 0);
+ hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000,
+ SMP_CACHE_BYTES);
hose->sg_isa->align_entry = 8; /* 64KB for ISA */
- hose->sg_pci = iommu_arena_new(hose, 0xc0000000, 0x40000000, 0);
+ hose->sg_pci = iommu_arena_new(hose, 0xc0000000, 0x40000000,
+ SMP_CACHE_BYTES);
hose->sg_pci->align_entry = 4; /* Titan caches 4 PTEs at a time */
port->wsba[0].csr = hose->sg_isa->dma_base | 3;
diff --git a/arch/alpha/kernel/core_tsunami.c b/arch/alpha/kernel/core_tsunami.c
index e7c956ea46b6..fc1ab73f23de 100644
--- a/arch/alpha/kernel/core_tsunami.c
+++ b/arch/alpha/kernel/core_tsunami.c
@@ -17,7 +17,7 @@
#include <linux/pci.h>
#include <linux/sched.h>
#include <linux/init.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <asm/ptrace.h>
#include <asm/smp.h>
@@ -319,12 +319,14 @@ tsunami_init_one_pchip(tsunami_pchip *pchip, int index)
* NOTE: we need the align_entry settings for Acer devices on ES40,
* specifically floppy and IDE when memory is larger than 2GB.
*/
- hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000, 0);
+ hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000,
+ SMP_CACHE_BYTES);
/* Initially set for 4 PTEs, but will be overridden to 64K for ISA. */
hose->sg_isa->align_entry = 4;
hose->sg_pci = iommu_arena_new(hose, 0x40000000,
- size_for_memory(0x40000000), 0);
+ size_for_memory(0x40000000),
+ SMP_CACHE_BYTES);
hose->sg_pci->align_entry = 4; /* Tsunami caches 4 PTEs at a time */
__direct_map_base = 0x80000000;
diff --git a/arch/alpha/kernel/core_wildfire.c b/arch/alpha/kernel/core_wildfire.c
index cad36fc6ed7d..353c03d15442 100644
--- a/arch/alpha/kernel/core_wildfire.c
+++ b/arch/alpha/kernel/core_wildfire.c
@@ -111,8 +111,10 @@ wildfire_init_hose(int qbbno, int hoseno)
* ??? We ought to scale window 3 memory.
*
*/
- hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000, 0);
- hose->sg_pci = iommu_arena_new(hose, 0xc0000000, 0x08000000, 0);
+ hose->sg_isa = iommu_arena_new(hose, 0x00800000, 0x00800000,
+ SMP_CACHE_BYTES);
+ hose->sg_pci = iommu_arena_new(hose, 0xc0000000, 0x08000000,
+ SMP_CACHE_BYTES);
pci = WILDFIRE_pci(qbbno, hoseno);
diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S
index c64806a2daf5..2e09248f8324 100644
--- a/arch/alpha/kernel/entry.S
+++ b/arch/alpha/kernel/entry.S
@@ -473,7 +473,7 @@ entSys:
bne $3, strace
beq $4, 1f
ldq $27, 0($5)
-1: jsr $26, ($27), alpha_ni_syscall
+1: jsr $26, ($27), sys_ni_syscall
ldgp $gp, 0($26)
blt $0, $syscall_error /* the call failed */
stq $0, 0($sp)
@@ -587,7 +587,7 @@ strace:
/* get the system call pointer.. */
lda $1, NR_SYSCALLS($31)
lda $2, sys_call_table
- lda $27, alpha_ni_syscall
+ lda $27, sys_ni_syscall
cmpult $0, $1, $1
s8addq $0, $2, $2
beq $1, 1f
@@ -791,7 +791,7 @@ ret_from_kernel_thread:
/*
* Special system calls. Most of these are special in that they either
- * have to play switch_stack games or in some way use the pt_regs struct.
+ * have to play switch_stack games.
*/
.macro fork_like name
@@ -812,46 +812,41 @@ fork_like fork
fork_like vfork
fork_like clone
+.macro sigreturn_like name
.align 4
- .globl sys_sigreturn
- .ent sys_sigreturn
-sys_sigreturn:
+ .globl sys_\name
+ .ent sys_\name
+sys_\name:
.prologue 0
lda $9, ret_from_straced
cmpult $26, $9, $9
lda $sp, -SWITCH_STACK_SIZE($sp)
- jsr $26, do_sigreturn
+ jsr $26, do_\name
bne $9, 1f
jsr $26, syscall_trace_leave
1: br $1, undo_switch_stack
br ret_from_sys_call
-.end sys_sigreturn
+.end sys_\name
+.endm
- .align 4
- .globl sys_rt_sigreturn
- .ent sys_rt_sigreturn
-sys_rt_sigreturn:
- .prologue 0
- lda $9, ret_from_straced
- cmpult $26, $9, $9
- lda $sp, -SWITCH_STACK_SIZE($sp)
- jsr $26, do_rt_sigreturn
- bne $9, 1f
- jsr $26, syscall_trace_leave
-1: br $1, undo_switch_stack
- br ret_from_sys_call
-.end sys_rt_sigreturn
+sigreturn_like sigreturn
+sigreturn_like rt_sigreturn
.align 4
- .globl alpha_ni_syscall
- .ent alpha_ni_syscall
-alpha_ni_syscall:
+ .globl alpha_syscall_zero
+ .ent alpha_syscall_zero
+alpha_syscall_zero:
.prologue 0
- /* Special because it also implements overflow handling via
- syscall number 0. And if you recall, zero is a special
- trigger for "not an error". Store large non-zero there. */
+ /* Special because it needs to do something opposite to
+ force_successful_syscall_return(). We use the saved
+ syscall number for that, zero meaning "not an error".
+ That works nicely, but for real syscall 0 we need to
+ make sure that this logics doesn't get confused.
+ Store a non-zero there - -ENOSYS we need in register
+ for our return value will do just fine.
+ */
lda $0, -ENOSYS
unop
stq $0, 0($sp)
ret
-.end alpha_ni_syscall
+.end alpha_syscall_zero
diff --git a/arch/alpha/kernel/pci-noop.c b/arch/alpha/kernel/pci-noop.c
index c7c5879869d3..091cff3c68fd 100644
--- a/arch/alpha/kernel/pci-noop.c
+++ b/arch/alpha/kernel/pci-noop.c
@@ -7,7 +7,7 @@
#include <linux/pci.h>
#include <linux/init.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <linux/gfp.h>
#include <linux/capability.h>
#include <linux/mm.h>
@@ -33,7 +33,7 @@ alloc_pci_controller(void)
{
struct pci_controller *hose;
- hose = alloc_bootmem(sizeof(*hose));
+ hose = memblock_alloc(sizeof(*hose), SMP_CACHE_BYTES);
*hose_tail = hose;
hose_tail = &hose->next;
@@ -44,7 +44,7 @@ alloc_pci_controller(void)
struct resource * __init
alloc_resource(void)
{
- return alloc_bootmem(sizeof(struct resource));
+ return memblock_alloc(sizeof(struct resource), SMP_CACHE_BYTES);
}
SYSCALL_DEFINE3(pciconfig_iobase, long, which, unsigned long, bus,
diff --git a/arch/alpha/kernel/pci.c b/arch/alpha/kernel/pci.c
index c668c3b7a167..97098127df83 100644
--- a/arch/alpha/kernel/pci.c
+++ b/arch/alpha/kernel/pci.c
@@ -18,7 +18,7 @@
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/kernel.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <linux/module.h>
#include <linux/cache.h>
#include <linux/slab.h>
@@ -392,7 +392,7 @@ alloc_pci_controller(void)
{
struct pci_controller *hose;
- hose = alloc_bootmem(sizeof(*hose));
+ hose = memblock_alloc(sizeof(*hose), SMP_CACHE_BYTES);
*hose_tail = hose;
hose_tail = &hose->next;
@@ -403,7 +403,7 @@ alloc_pci_controller(void)
struct resource * __init
alloc_resource(void)
{
- return alloc_bootmem(sizeof(struct resource));
+ return memblock_alloc(sizeof(struct resource), SMP_CACHE_BYTES);
}
diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c
index 6923b0d9c1e1..46e08e0d9181 100644
--- a/arch/alpha/kernel/pci_iommu.c
+++ b/arch/alpha/kernel/pci_iommu.c
@@ -7,7 +7,7 @@
#include <linux/mm.h>
#include <linux/pci.h>
#include <linux/gfp.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <linux/export.h>
#include <linux/scatterlist.h>
#include <linux/log2.h>
@@ -74,26 +74,26 @@ iommu_arena_new_node(int nid, struct pci_controller *hose, dma_addr_t base,
#ifdef CONFIG_DISCONTIGMEM
- arena = alloc_bootmem_node(NODE_DATA(nid), sizeof(*arena));
+ arena = memblock_alloc_node(sizeof(*arena), align, nid);
if (!NODE_DATA(nid) || !arena) {
printk("%s: couldn't allocate arena from node %d\n"
" falling back to system-wide allocation\n",
__func__, nid);
- arena = alloc_bootmem(sizeof(*arena));
+ arena = memblock_alloc(sizeof(*arena), SMP_CACHE_BYTES);
}
- arena->ptes = __alloc_bootmem_node(NODE_DATA(nid), mem_size, align, 0);
+ arena->ptes = memblock_alloc_node(sizeof(*arena), align, nid);
if (!NODE_DATA(nid) || !arena->ptes) {
printk("%s: couldn't allocate arena ptes from node %d\n"
" falling back to system-wide allocation\n",
__func__, nid);
- arena->ptes = __alloc_bootmem(mem_size, align, 0);
+ arena->ptes = memblock_alloc_from(mem_size, align, 0);
}
#else /* CONFIG_DISCONTIGMEM */
- arena = alloc_bootmem(sizeof(*arena));
- arena->ptes = __alloc_bootmem(mem_size, align, 0);
+ arena = memblock_alloc(sizeof(*arena), SMP_CACHE_BYTES);
+ arena->ptes = memblock_alloc_from(mem_size, align, 0);
#endif /* CONFIG_DISCONTIGMEM */
diff --git a/arch/alpha/kernel/setup.c b/arch/alpha/kernel/setup.c
index 5576f7646fb6..a37fd990bd55 100644
--- a/arch/alpha/kernel/setup.c
+++ b/arch/alpha/kernel/setup.c
@@ -29,7 +29,7 @@
#include <linux/string.h>
#include <linux/ioport.h>
#include <linux/platform_device.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <linux/pci.h>
#include <linux/seq_file.h>
#include <linux/root_dev.h>
@@ -293,7 +293,7 @@ move_initrd(unsigned long mem_limit)
unsigned long size;
size = initrd_end - initrd_start;
- start = __alloc_bootmem(PAGE_ALIGN(size), PAGE_SIZE, 0);
+ start = memblock_alloc_from(PAGE_ALIGN(size), PAGE_SIZE, 0);
if (!start || __pa(start) + size > mem_limit) {
initrd_start = initrd_end = 0;
return NULL;
@@ -312,9 +312,7 @@ setup_memory(void *kernel_end)
{
struct memclust_struct * cluster;
struct memdesc_struct * memdesc;
- unsigned long start_kernel_pfn, end_kernel_pfn;
- unsigned long bootmap_size, bootmap_pages, bootmap_start;
- unsigned long start, end;
+ unsigned long kernel_size;
unsigned long i;
/* Find free clusters, and init and free the bootmem accordingly. */
@@ -322,6 +320,8 @@ setup_memory(void *kernel_end)
(hwrpb->mddt_offset + (unsigned long) hwrpb);
for_each_mem_cluster(memdesc, cluster, i) {
+ unsigned long end;
+
printk("memcluster %lu, usage %01lx, start %8lu, end %8lu\n",
i, cluster->usage, cluster->start_pfn,
cluster->start_pfn + cluster->numpages);
@@ -335,6 +335,9 @@ setup_memory(void *kernel_end)
end = cluster->start_pfn + cluster->numpages;
if (end > max_low_pfn)
max_low_pfn = end;
+
+ memblock_add(PFN_PHYS(cluster->start_pfn),
+ cluster->numpages << PAGE_SHIFT);
}
/*
@@ -363,87 +366,9 @@ setup_memory(void *kernel_end)
max_low_pfn = mem_size_limit;
}
- /* Find the bounds of kernel memory. */
- start_kernel_pfn = PFN_DOWN(KERNEL_START_PHYS);
- end_kernel_pfn = PFN_UP(virt_to_phys(kernel_end));
- bootmap_start = -1;
-
- try_again:
- if (max_low_pfn <= end_kernel_pfn)
- panic("not enough memory to boot");
-
- /* We need to know how many physically contiguous pages
- we'll need for the bootmap. */
- bootmap_pages = bootmem_bootmap_pages(max_low_pfn);
-
- /* Now find a good region where to allocate the bootmap. */
- for_each_mem_cluster(memdesc, cluster, i) {
- if (cluster->usage & 3)
- continue;
-
- start = cluster->start_pfn;
- end = start + cluster->numpages;
- if (start >= max_low_pfn)
- continue;
- if (end > max_low_pfn)
- end = max_low_pfn;
- if (start < start_kernel_pfn) {
- if (end > end_kernel_pfn
- && end - end_kernel_pfn >= bootmap_pages) {
- bootmap_start = end_kernel_pfn;
- break;
- } else if (end > start_kernel_pfn)
- end = start_kernel_pfn;
- } else if (start < end_kernel_pfn)
- start = end_kernel_pfn;
- if (end - start >= bootmap_pages) {
- bootmap_start = start;
- break;
- }
- }
-
- if (bootmap_start == ~0UL) {
- max_low_pfn >>= 1;
- goto try_again;
- }
-
- /* Allocate the bootmap and mark the whole MM as reserved. */
- bootmap_size = init_bootmem(bootmap_start, max_low_pfn);
-
- /* Mark the free regions. */
- for_each_mem_cluster(memdesc, cluster, i) {
- if (cluster->usage & 3)
- continue;
-
- start = cluster->start_pfn;
- end = cluster->start_pfn + cluster->numpages;
- if (start >= max_low_pfn)
- continue;
- if (end > max_low_pfn)
- end = max_low_pfn;
- if (start < start_kernel_pfn) {
- if (end > end_kernel_pfn) {
- free_bootmem(PFN_PHYS(start),
- (PFN_PHYS(start_kernel_pfn)
- - PFN_PHYS(start)));
- printk("freeing pages %ld:%ld\n",
- start, start_kernel_pfn);
- start = end_kernel_pfn;
- } else if (end > start_kernel_pfn)
- end = start_kernel_pfn;
- } else if (start < end_kernel_pfn)
- start = end_kernel_pfn;
- if (start >= end)
- continue;
-
- free_bootmem(PFN_PHYS(start), PFN_PHYS(end) - PFN_PHYS(start));
- printk("freeing pages %ld:%ld\n", start, end);
- }
-
- /* Reserve the bootmap memory. */
- reserve_bootmem(PFN_PHYS(bootmap_start), bootmap_size,
- BOOTMEM_DEFAULT);
- printk("reserving pages %ld:%ld\n", bootmap_start, bootmap_start+PFN_UP(bootmap_size));
+ /* Reserve the kernel memory. */
+ kernel_size = virt_to_phys(kernel_end) - KERNEL_START_PHYS;
+ memblock_reserve(KERNEL_START_PHYS, kernel_size);
#ifdef CONFIG_BLK_DEV_INITRD
initrd_start = INITRD_START;
@@ -459,8 +384,8 @@ setup_memory(void *kernel_end)
initrd_end,
phys_to_virt(PFN_PHYS(max_low_pfn)));
} else {
- reserve_bootmem(virt_to_phys((void *)initrd_start),
- INITRD_SIZE, BOOTMEM_DEFAULT);
+ memblock_reserve(virt_to_phys((void *)initrd_start),
+ INITRD_SIZE);
}
}
#endif /* CONFIG_BLK_DEV_INITRD */
diff --git a/arch/alpha/kernel/sys_nautilus.c b/arch/alpha/kernel/sys_nautilus.c
index ff4f54b86c7f..cd9a112d67ff 100644
--- a/arch/alpha/kernel/sys_nautilus.c
+++ b/arch/alpha/kernel/sys_nautilus.c
@@ -32,7 +32,7 @@
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/reboot.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <linux/bitops.h>
#include <asm/ptrace.h>
diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S
index 1374e591511f..5b2e8ecb7ce3 100644
--- a/arch/alpha/kernel/systbls.S
+++ b/arch/alpha/kernel/systbls.S
@@ -11,93 +11,93 @@
.align 3
.globl sys_call_table
sys_call_table:
- .quad alpha_ni_syscall /* 0 */
+ .quad alpha_syscall_zero /* 0 */
.quad sys_exit
.quad alpha_fork
.quad sys_read
.quad sys_write
- .quad alpha_ni_syscall /* 5 */
+ .quad sys_ni_syscall /* 5 */
.quad sys_close
.quad sys_osf_wait4
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_link
.quad sys_unlink /* 10 */
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_chdir
.quad sys_fchdir
.quad sys_mknod
.quad sys_chmod /* 15 */
.quad sys_chown
.quad sys_osf_brk
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_lseek
.quad sys_getxpid /* 20 */
.quad sys_osf_mount
.quad sys_umount
.quad sys_setuid
.quad sys_getxuid
- .quad alpha_ni_syscall /* 25 */
+ .quad sys_ni_syscall /* 25 */
.quad sys_ptrace
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 30 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 30 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
.quad sys_access
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 35 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 35 */
.quad sys_sync
.quad sys_kill
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_setpgid
- .quad alpha_ni_syscall /* 40 */
+ .quad sys_ni_syscall /* 40 */
.quad sys_dup
.quad sys_alpha_pipe
.quad sys_osf_set_program_attributes
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_open /* 45 */
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_getxgid
.quad sys_osf_sigprocmask
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 50 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 50 */
.quad sys_acct
.quad sys_sigpending
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_ioctl
- .quad alpha_ni_syscall /* 55 */
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall /* 55 */
+ .quad sys_ni_syscall
.quad sys_symlink
.quad sys_readlink
.quad sys_execve
.quad sys_umask /* 60 */
.quad sys_chroot
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_getpgrp
.quad sys_getpagesize
- .quad alpha_ni_syscall /* 65 */
+ .quad sys_ni_syscall /* 65 */
.quad alpha_vfork
.quad sys_newstat
.quad sys_newlstat
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 70 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 70 */
.quad sys_osf_mmap
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_munmap
.quad sys_mprotect
.quad sys_madvise /* 75 */
.quad sys_vhangup
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
.quad sys_getgroups
/* map BSD's setpgrp to sys_setpgid for binary compatibility: */
.quad sys_setgroups /* 80 */
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_setpgid
.quad sys_osf_setitimer
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 85 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 85 */
.quad sys_osf_getitimer
.quad sys_gethostname
.quad sys_sethostname
@@ -119,19 +119,19 @@ sys_call_table:
.quad sys_bind
.quad sys_setsockopt /* 105 */
.quad sys_listen
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 110 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 110 */
.quad sys_sigsuspend
.quad sys_osf_sigstack
.quad sys_recvmsg
.quad sys_sendmsg
- .quad alpha_ni_syscall /* 115 */
+ .quad sys_ni_syscall /* 115 */
.quad sys_osf_gettimeofday
.quad sys_osf_getrusage
.quad sys_getsockopt
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
#ifdef CONFIG_OSF4_COMPAT
.quad sys_osf_readv /* 120 */
.quad sys_osf_writev
@@ -156,66 +156,66 @@ sys_call_table:
.quad sys_mkdir
.quad sys_rmdir
.quad sys_osf_utimes
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 140 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 140 */
.quad sys_getpeername
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
.quad sys_getrlimit
.quad sys_setrlimit /* 145 */
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_setsid
.quad sys_quotactl
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
.quad sys_getsockname /* 150 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 155 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 155 */
.quad sys_osf_sigaction
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
.quad sys_osf_getdirentries
.quad sys_osf_statfs /* 160 */
.quad sys_osf_fstatfs
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
.quad sys_osf_getdomainname /* 165 */
.quad sys_setdomainname
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 170 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 175 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 180 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 185 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 190 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 195 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 170 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 175 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 180 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 185 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 190 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 195 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
/* The OSF swapon has two extra arguments, but we ignore them. */
.quad sys_swapon
.quad sys_msgctl /* 200 */
@@ -231,93 +231,93 @@ sys_call_table:
.quad sys_shmctl /* 210 */
.quad sys_shmdt
.quad sys_shmget
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 215 */
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 215 */
+ .quad sys_ni_syscall
.quad sys_msync
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 220 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 220 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
.quad sys_osf_stat
.quad sys_osf_lstat /* 225 */
.quad sys_osf_fstat
.quad sys_osf_statfs64
.quad sys_osf_fstatfs64
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 230 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 230 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
.quad sys_getpgid
.quad sys_getsid
.quad sys_sigaltstack /* 235 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 240 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 240 */
.quad sys_osf_sysinfo
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
.quad sys_osf_proplist_syscall
- .quad alpha_ni_syscall /* 245 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 250 */
+ .quad sys_ni_syscall /* 245 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 250 */
.quad sys_osf_usleep_thread
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
.quad sys_sysfs
- .quad alpha_ni_syscall /* 255 */
+ .quad sys_ni_syscall /* 255 */
.quad sys_osf_getsysinfo
.quad sys_osf_setsysinfo
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 260 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 265 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 270 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 275 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 280 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 285 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 290 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 295 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 260 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 265 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 270 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 275 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 280 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 285 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 290 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall /* 295 */
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
+ .quad sys_ni_syscall
/* linux-specific system calls start at 300 */
.quad sys_bdflush /* 300 */
.quad sys_sethae
diff --git a/arch/alpha/mm/init.c b/arch/alpha/mm/init.c
index 9d74520298ab..a42fc5c4db89 100644
--- a/arch/alpha/mm/init.c
+++ b/arch/alpha/mm/init.c
@@ -19,7 +19,7 @@
#include <linux/mm.h>
#include <linux/swap.h>
#include <linux/init.h>
-#include <linux/bootmem.h> /* max_low_pfn */
+#include <linux/memblock.h> /* max_low_pfn */
#include <linux/vmalloc.h>
#include <linux/gfp.h>
@@ -282,7 +282,7 @@ mem_init(void)
{
set_max_mapnr(max_low_pfn);
high_memory = (void *) __va(max_low_pfn * PAGE_SIZE);
- free_all_bootmem();
+ memblock_free_all();
mem_init_print_info(NULL);
}
diff --git a/arch/alpha/mm/numa.c b/arch/alpha/mm/numa.c
index a9e86475f169..74846553e3f1 100644
--- a/arch/alpha/mm/numa.c
+++ b/arch/alpha/mm/numa.c
@@ -10,7 +10,7 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/mm.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <linux/swap.h>
#include <linux/initrd.h>
#include <linux/pfn.h>
@@ -59,12 +59,10 @@ setup_memory_node(int nid, void *kernel_end)
struct memclust_struct * cluster;
struct memdesc_struct * memdesc;
unsigned long start_kernel_pfn, end_kernel_pfn;
- unsigned long bootmap_size, bootmap_pages, bootmap_start;
unsigned long start, end;
unsigned long node_pfn_start, node_pfn_end;
unsigned long node_min_pfn, node_max_pfn;
int i;
- unsigned long node_datasz = PFN_UP(sizeof(pg_data_t));
int show_init = 0;
/* Find the bounds of current node */
@@ -134,24 +132,14 @@ setup_memory_node(int nid, void *kernel_end)
/* Cute trick to make sure our local node data is on local memory */
node_data[nid] = (pg_data_t *)(__va(node_min_pfn << PAGE_SHIFT));
#endif
- /* Quasi-mark the pg_data_t as in-use */
- node_min_pfn += node_datasz;
- if (node_min_pfn >= node_max_pfn) {
- printk(" not enough mem to reserve NODE_DATA");
- return;
- }
- NODE_DATA(nid)->bdata = &bootmem_node_data[nid];
-
printk(" Detected node memory: start %8lu, end %8lu\n",
node_min_pfn, node_max_pfn);
DBGDCONT(" DISCONTIG: node_data[%d] is at 0x%p\n", nid, NODE_DATA(nid));
- DBGDCONT(" DISCONTIG: NODE_DATA(%d)->bdata is at 0x%p\n", nid, NODE_DATA(nid)->bdata);
/* Find the bounds of kernel memory. */
start_kernel_pfn = PFN_DOWN(KERNEL_START_PHYS);
end_kernel_pfn = PFN_UP(virt_to_phys(kernel_end));
- bootmap_start = -1;
if (!nid && (node_max_pfn < end_kernel_pfn || node_min_pfn > start_kernel_pfn))
panic("kernel loaded out of ram");
@@ -161,89 +149,11 @@ setup_memory_node(int nid, void *kernel_end)
has much larger alignment than 8Mb, so it's safe. */
node_min_pfn &= ~((1UL << (MAX_ORDER-1))-1);
- /* We need to know how many physically contiguous pages
- we'll need for the bootmap. */
- bootmap_pages = bootmem_bootmap_pages(node_max_pfn-node_min_pfn);
-
- /* Now find a good region where to allocate the bootmap. */
- for_each_mem_cluster(memdesc, cluster, i) {
- if (cluster->usage & 3)
- continue;
-
- start = cluster->start_pfn;
- end = start + cluster->numpages;
-
- if (start >= node_max_pfn || end <= node_min_pfn)
- continue;
-
- if (end > node_max_pfn)
- end = node_max_pfn;
- if (start < node_min_pfn)
- start = node_min_pfn;
-
- if (start < start_kernel_pfn) {
- if (end > end_kernel_pfn
- && end - end_kernel_pfn >= bootmap_pages) {
- bootmap_start = end_kernel_pfn;
- break;
- } else if (end > start_kernel_pfn)
- end = start_kernel_pfn;
- } else if (start < end_kernel_pfn)
- start = end_kernel_pfn;
- if (end - start >= bootmap_pages) {
- bootmap_start = start;
- break;
- }
- }
-
- if (bootmap_start == -1)
- panic("couldn't find a contiguous place for the bootmap");
-
- /* Allocate the bootmap and mark the whole MM as reserved. */
- bootmap_size = init_bootmem_node(NODE_DATA(nid), bootmap_start,
- node_min_pfn, node_max_pfn);
- DBGDCONT(" bootmap_start %lu, bootmap_size %lu, bootmap_pages %lu\n",
- bootmap_start, bootmap_size, bootmap_pages);
+ memblock_add(PFN_PHYS(node_min_pfn),
+ (node_max_pfn - node_min_pfn) << PAGE_SHIFT);
- /* Mark the free regions. */
- for_each_mem_cluster(memdesc, cluster, i) {
- if (cluster->usage & 3)
- continue;
-
- start = cluster->start_pfn;
- end = cluster->start_pfn + cluster->numpages;
-
- if (start >= node_max_pfn || end <= node_min_pfn)
- continue;
-
- if (end > node_max_pfn)
- end = node_max_pfn;
- if (start < node_min_pfn)
- start = node_min_pfn;
-
- if (start < start_kernel_pfn) {
- if (end > end_kernel_pfn) {
- free_bootmem_node(NODE_DATA(nid), PFN_PHYS(start),
- (PFN_PHYS(start_kernel_pfn)
- - PFN_PHYS(start)));
- printk(" freeing pages %ld:%ld\n",
- start, start_kernel_pfn);
- start = end_kernel_pfn;
- } else if (end > start_kernel_pfn)
- end = start_kernel_pfn;
- } else if (start < end_kernel_pfn)
- start = end_kernel_pfn;
- if (start >= end)
- continue;
-
- free_bootmem_node(NODE_DATA(nid), PFN_PHYS(start), PFN_PHYS(end) - PFN_PHYS(start));
- printk(" freeing pages %ld:%ld\n", start, end);
- }
-
- /* Reserve the bootmap memory. */
- reserve_bootmem_node(NODE_DATA(nid), PFN_PHYS(bootmap_start),
- bootmap_size, BOOTMEM_DEFAULT);
- printk(" reserving pages %ld:%ld\n", bootmap_start, bootmap_start+PFN_UP(bootmap_size));
+ NODE_DATA(nid)->node_start_pfn = node_min_pfn;
+ NODE_DATA(nid)->node_present_pages = node_max_pfn - node_min_pfn;
node_set_online(nid);
}
@@ -251,6 +161,7 @@ setup_memory_node(int nid, void *kernel_end)
void __init
setup_memory(void *kernel_end)
{
+ unsigned long kernel_size;
int nid;
show_mem_layout();
@@ -262,6 +173,9 @@ setup_memory(void *kernel_end)
for (nid = 0; nid < MAX_NUMNODES; nid++)
setup_memory_node(nid, kernel_end);
+ kernel_size = virt_to_phys(kernel_end) - KERNEL_START_PHYS;
+ memblock_reserve(KERNEL_START_PHYS, kernel_size);
+
#ifdef CONFIG_BLK_DEV_INITRD
initrd_start = INITRD_START;
if (initrd_start) {
@@ -279,9 +193,8 @@ setup_memory(void *kernel_end)
phys_to_virt(PFN_PHYS(max_low_pfn)));
} else {
nid = kvaddr_to_nid(initrd_start);
- reserve_bootmem_node(NODE_DATA(nid),
- virt_to_phys((void *)initrd_start),
- INITRD_SIZE, BOOTMEM_DEFAULT);
+ memblock_reserve(virt_to_phys((void *)initrd_start),
+ INITRD_SIZE);
}
}
#endif /* CONFIG_BLK_DEV_INITRD */
@@ -303,9 +216,8 @@ void __init paging_init(void)
dma_local_pfn = virt_to_phys((char *)MAX_DMA_ADDRESS) >> PAGE_SHIFT;
for_each_online_node(nid) {
- bootmem_data_t *bdata = &bootmem_node_data[nid];
- unsigned long start_pfn = bdata->node_min_pfn;
- unsigned long end_pfn = bdata->node_low_pfn;
+ unsigned long start_pfn = NODE_DATA(nid)->node_start_pfn;
+ unsigned long end_pfn = start_pfn + NODE_DATA(nid)->node_present_pages;
if (dma_local_pfn >= end_pfn - start_pfn)
zones_size[ZONE_DMA] = end_pfn - start_pfn;
OpenPOWER on IntegriCloud