X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=arch%2Fpowerpc%2Fplatforms%2Fpseries%2Fdlpar.c;h=fdf01b660d5930cd31c4f246c7d4f4659aad6690;hb=e36d1227776a2daa2c9aa7f997ac7083d6783f2c;hp=096337853dda3c3ed00f6cfd9491c20c793d85b4;hpb=822e71224e07f07a07c385be869fe416ce436430;p=mirror_ubuntu-eoan-kernel.git

diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c
index 096337853dda..fdf01b660d59 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -445,7 +445,8 @@ static int dlpar_offline_cpu(struct device_node *dn)
 	int rc = 0;
 	unsigned int cpu;
 	int len, nthreads, i;
-	const u32 *intserv;
+	const __be32 *intserv;
+	u32 thread;
 
 	intserv = of_get_property(dn, "ibm,ppc-interrupt-server#s", &len);
 	if (!intserv)
@@ -455,8 +456,9 @@ static int dlpar_offline_cpu(struct device_node *dn)
 
 	cpu_maps_update_begin();
 	for (i = 0; i < nthreads; i++) {
+		thread = be32_to_cpu(intserv[i]);
 		for_each_present_cpu(cpu) {
-			if (get_hard_smp_processor_id(cpu) != intserv[i])
+			if (get_hard_smp_processor_id(cpu) != thread)
 				continue;
 
 			if (get_cpu_current_state(cpu) == CPU_STATE_OFFLINE)
@@ -478,14 +480,14 @@ static int dlpar_offline_cpu(struct device_node *dn)
 			 * Upgrade it's state to CPU_STATE_OFFLINE.
 			 */
 			set_preferred_offline_state(cpu, CPU_STATE_OFFLINE);
-			BUG_ON(plpar_hcall_norets(H_PROD, intserv[i])
+			BUG_ON(plpar_hcall_norets(H_PROD, thread)
 								!= H_SUCCESS);
 			__cpu_die(cpu);
 			break;
 		}
 		if (cpu == num_possible_cpus())
 			printk(KERN_WARNING "Could not find cpu to offline "
-			       "with physical id 0x%x\n", intserv[i]);
+			       "with physical id 0x%x\n", thread);
 	}
 	cpu_maps_update_done();
 
@@ -497,15 +499,15 @@ out:
 static ssize_t dlpar_cpu_release(const char *buf, size_t count)
 {
 	struct device_node *dn;
-	const u32 *drc_index;
+	u32 drc_index;
 	int rc;
 
 	dn = of_find_node_by_path(buf);
 	if (!dn)
 		return -EINVAL;
 
-	drc_index = of_get_property(dn, "ibm,my-drc-index", NULL);
-	if (!drc_index) {
+	rc = of_property_read_u32(dn, "ibm,my-drc-index", &drc_index);
+	if (rc) {
 		of_node_put(dn);
 		return -EINVAL;
 	}
@@ -516,7 +518,7 @@ static ssize_t dlpar_cpu_release(const char *buf, size_t count)
 		return -EINVAL;
 	}
 
-	rc = dlpar_release_drc(*drc_index);
+	rc = dlpar_release_drc(drc_index);
 	if (rc) {
 		of_node_put(dn);
 		return rc;
@@ -524,7 +526,7 @@ static ssize_t dlpar_cpu_release(const char *buf, size_t count)
 
 	rc = dlpar_detach_node(dn);
 	if (rc) {
-		dlpar_acquire_drc(*drc_index);
+		dlpar_acquire_drc(drc_index);
 		return rc;
 	}