#include <linux/init.h>
#include <linux/mmzone.h>
#include <linux/kernel.h>
+#include <linux/nodemask.h>
#include <linux/string.h>
#include <asm/page.h>
#include <asm/sn/mapped_kernel.h>
#include <asm/sn/sn_private.h>
-extern char _end;
static cpumask_t ktext_repmask;
/*
* kernel. For example, we should never put a copy on a headless node,
* and we should respect the topology of the machine.
*/
-void __init setup_replication_mask(int maxnodes)
+void __init setup_replication_mask()
{
- static int numa_kernel_replication_ratio;
cnodeid_t cnode;
/* Set only the master cnode's bit. The master cnode is always 0. */
cpus_clear(ktext_repmask);
cpu_set(0, ktext_repmask);
- numa_kernel_replication_ratio = 0;
#ifdef CONFIG_REPLICATE_KTEXT
#ifndef CONFIG_MAPPED_KERNEL
#error Kernel replication works with mapped kernel support. No calias support.
#endif
- numa_kernel_replication_ratio = 1;
-#endif
-
- for (cnode = 1; cnode < numnodes; cnode++) {
- /* See if this node should get a copy of the kernel */
- if (numa_kernel_replication_ratio &&
- !(cnode % numa_kernel_replication_ratio)) {
-
- /* Advertise that we have a copy of the kernel */
- cpu_set(cnode, ktext_repmask);
- }
+ for_each_online_node(cnode) {
+ if (cnode == 0)
+ continue;
+ /* Advertise that we have a copy of the kernel */
+ cpu_set(cnode, ktext_repmask);
}
-
+#endif
/* Set up a GDA pointer to the replication mask. */
GDA->g_ktext_repmask = &ktext_repmask;
}
static __init void set_ktext_source(nasid_t client_nasid, nasid_t server_nasid)
{
- kern_vars_t *kvp;
cnodeid_t client_cnode;
+ kern_vars_t *kvp;
client_cnode = NASID_TO_COMPACT_NODEID(client_nasid);
- kvp = &(HUB_DATA(client_nasid)->kern_vars);
+ kvp = &hub_data(client_nasid)->kern_vars;
KERN_VARS_ADDR(client_nasid) = (unsigned long)kvp;
memcpy((void *)dest_kern_start, (void *)source_start, kern_size);
}
-void __init replicate_kernel_text(int maxnodes)
+void __init replicate_kernel_text()
{
cnodeid_t cnode;
nasid_t client_nasid;
/* Record where the master node should get its kernel text */
set_ktext_source(master_nasid, master_nasid);
- for (cnode = 1; cnode < maxnodes; cnode++) {
+ for_each_online_node(cnode) {
+ if (cnode == 0)
+ continue;
client_nasid = COMPACT_TO_NASID_NODEID(cnode);
/* Check if this node should get a copy of the kernel */
*/
pfn_t node_getfirstfree(cnodeid_t cnode)
{
- unsigned long loadbase = CKSEG0;
+ unsigned long loadbase = REP_BASE;
nasid_t nasid = COMPACT_TO_NASID_NODEID(cnode);
unsigned long offset;
#ifdef CONFIG_MAPPED_KERNEL
- loadbase = CKSSEG + 16777216;
+ loadbase += 16777216;
#endif
offset = PAGE_ALIGN((unsigned long)(&_end)) - loadbase;
if ((cnode == 0) || (cpu_isset(cnode, ktext_repmask)))