[PATCH -tip] x86 - setup_per_cpu_areas cleanup

[Cyrill Gorcunov]

Impact: cleanup

__alloc_bootmem and __alloc_bootmem_node do panic
for us in case of fail so no need for additional
checks here.

Also lets use pr_ macros for printing.

Signed-off-by: Cyrill Gorcunov <gorcunov@xxxxxxxxxx>
---

Please review

 arch/x86/kernel/setup_percpu.c |   25 ++++++++-----------------
 1 file changed, 8 insertions(+), 17 deletions(-)

Index: linux-2.6.git/arch/x86/kernel/setup_percpu.c
===================================================================
--- linux-2.6.git.orig/arch/x86/kernel/setup_percpu.c
+++ linux-2.6.git/arch/x86/kernel/setup_percpu.c
@@ -153,12 +153,10 @@ void __init setup_per_cpu_areas(void)
 	align = max_t(unsigned long, PAGE_SIZE, align);
 	size = roundup(old_size, align);
 
-	printk(KERN_INFO
-		"NR_CPUS:%d nr_cpumask_bits:%d nr_cpu_ids:%d nr_node_ids:%d\n",
+	pr_info("NR_CPUS:%d nr_cpumask_bits:%d nr_cpu_ids:%d nr_node_ids:%d\n",
 		NR_CPUS, nr_cpumask_bits, nr_cpu_ids, nr_node_ids);
 
-	printk(KERN_INFO "PERCPU: Allocating %zd bytes of per cpu data\n",
-			  size);
+	pr_info("PERCPU: Allocating %zd bytes of per cpu data\n", size);
 
 	for_each_possible_cpu(cpu) {
 #ifndef CONFIG_NEED_MULTIPLE_NODES
@@ -169,22 +167,15 @@ void __init setup_per_cpu_areas(void)
 		if (!node_online(node) || !NODE_DATA(node)) {
 			ptr = __alloc_bootmem(size, align,
 					 __pa(MAX_DMA_ADDRESS));
-			printk(KERN_INFO
-			       "cpu %d has no node %d or node-local memory\n",
+			pr_info("cpu %d has no node %d or node-local memory\n",
 				cpu, node);
-			if (ptr)
-				printk(KERN_DEBUG
-					"per cpu data for cpu%d at %016lx\n",
-					 cpu, __pa(ptr));
-		}
-		else {
+			pr_debug("per cpu data for cpu%d at %016lx\n",
+				 cpu, __pa(ptr));
+		} else {
 			ptr = __alloc_bootmem_node(NODE_DATA(node), size, align,
 							__pa(MAX_DMA_ADDRESS));
-			if (ptr)
-				printk(KERN_DEBUG
-					"per cpu data for cpu%d on node%d "
-					"at %016lx\n",
-					cpu, node, __pa(ptr));
+			pr_debug("per cpu data for cpu%d on node%d at %016lx\n",
+				cpu, node, __pa(ptr));
 		}
 #endif
 		per_cpu_offset(cpu) = ptr - __per_cpu_start;
--
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