---

yaml --- r: 112695 b: refs/heads/master c: 49800ef h: refs/heads/master i: 112693: 56a42df 112691: 549368a 112687: 768754b v: v3
git-mirror · Aug 11, 2008 · e41a5e9 · e41a5e9
1 parent 81896a6
commit e41a5e9
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Showing 2 changed files with 10 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 2ae111cdd8d83ebf9de72e36e68a8c84b6ebbeea
+refs/heads/master: 49800efcb17afdf973f33e8aa8807b7f83993cc6
diff --git a/trunk/arch/x86/kernel/cpu/common_64.c b/trunk/arch/x86/kernel/cpu/common_64.c
@@ -493,17 +493,20 @@ void pda_init(int cpu)
 		/* others are initialized in smpboot.c */
 		pda->pcurrent = &init_task;
 		pda->irqstackptr = boot_cpu_stack;
+		pda->irqstackptr += IRQSTACKSIZE - 64;
 	} else {
-		pda->irqstackptr = (char *)
-			__get_free_pages(GFP_ATOMIC, IRQSTACK_ORDER);
-		if (!pda->irqstackptr)
-			panic("cannot allocate irqstack for cpu %d", cpu);
+		if (!pda->irqstackptr) {
+			pda->irqstackptr = (char *)
+				__get_free_pages(GFP_ATOMIC, IRQSTACK_ORDER);
+			if (!pda->irqstackptr)
+				panic("cannot allocate irqstack for cpu %d",
+				      cpu);
+			pda->irqstackptr += IRQSTACKSIZE - 64;
+		}
 
 		if (pda->nodenumber == 0 && cpu_to_node(cpu) != NUMA_NO_NODE)
 			pda->nodenumber = cpu_to_node(cpu);
 	}
-
-	pda->irqstackptr += IRQSTACKSIZE-64;
 }
 
 char boot_exception_stacks[(N_EXCEPTION_STACKS - 1) * EXCEPTION_STKSZ +