aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mm')
-rw-r--r--arch/arm/mm/init.c32
1 files changed, 20 insertions, 12 deletions
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index e6352946dde..30a69d67d67 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -156,9 +156,9 @@ static int __init check_initrd(struct meminfo *mi)
}
if (initrd_node == -1) {
- printk(KERN_ERR "initrd (0x%08lx - 0x%08lx) extends beyond "
+ printk(KERN_ERR "INITRD: 0x%08lx+0x%08lx extends beyond "
"physical memory - disabling initrd\n",
- phys_initrd_start, end);
+ phys_initrd_start, phys_initrd_size);
phys_initrd_start = phys_initrd_size = 0;
}
#endif
@@ -239,25 +239,33 @@ bootmem_init_node(int node, int initrd_node, struct meminfo *mi)
reserve_bootmem_node(pgdat, boot_pfn << PAGE_SHIFT,
boot_pages << PAGE_SHIFT, BOOTMEM_DEFAULT);
+ /*
+ * Reserve any special node zero regions.
+ */
+ if (node == 0)
+ reserve_node_zero(pgdat);
+
#ifdef CONFIG_BLK_DEV_INITRD
/*
* If the initrd is in this node, reserve its memory.
*/
if (node == initrd_node) {
- reserve_bootmem_node(pgdat, phys_initrd_start,
- phys_initrd_size, BOOTMEM_DEFAULT);
- initrd_start = __phys_to_virt(phys_initrd_start);
- initrd_end = initrd_start + phys_initrd_size;
+ int res = reserve_bootmem_node(pgdat, phys_initrd_start,
+ phys_initrd_size, BOOTMEM_EXCLUSIVE);
+
+ if (res == 0) {
+ initrd_start = __phys_to_virt(phys_initrd_start);
+ initrd_end = initrd_start + phys_initrd_size;
+ } else {
+ printk(KERN_ERR
+ "INITRD: 0x%08lx+0x%08lx overlaps in-use "
+ "memory region - disabling initrd\n",
+ phys_initrd_start, phys_initrd_size);
+ }
}
#endif
/*
- * Finally, reserve any node zero regions.
- */
- if (node == 0)
- reserve_node_zero(pgdat);
-
- /*
* initialise the zones within this node.
*/
memset(zone_size, 0, sizeof(zone_size));