5 files changed, 20 insertions, 39 deletions

diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c
index 7293508d8f5..8e6ce2c146d 100644
--- a/arch/x86/kernel/cpu/intel_cacheinfo.c
+++ b/arch/x86/kernel/cpu/intel_cacheinfo.c
@@ -159,7 +159,7 @@ struct _cpuid4_info_regs {
         unsigned long can_disable;
 };
 
-#ifdef CONFIG_PCI
+#if defined(CONFIG_PCI) && defined(CONFIG_SYSFS)
 static struct pci_device_id k8_nb_id[] = {
         { PCI_DEVICE(PCI_VENDOR_ID_AMD, 0x1103) },
         { PCI_DEVICE(PCI_VENDOR_ID_AMD, 0x1203) },
@@ -324,15 +324,6 @@ __cpuinit cpuid4_cache_lookup_regs(int index,
         return 0;
 }
 
-static int
-__cpuinit cpuid4_cache_lookup(int index, struct _cpuid4_info *this_leaf)
-{
-        struct _cpuid4_info_regs *leaf_regs =
-                (struct _cpuid4_info_regs *)this_leaf;
-
-        return cpuid4_cache_lookup_regs(index, leaf_regs);
-}
-
 static int __cpuinit find_num_cache_leaves(void)
 {
         unsigned int            eax, ebx, ecx, edx;
@@ -508,6 +499,8 @@ unsigned int __cpuinit init_intel_cacheinfo(struct cpuinfo_x86 *c)
         return l2;
 }
 
+#ifdef CONFIG_SYSFS
+
 /* pointer to _cpuid4_info array (for each cache leaf) */
 static DEFINE_PER_CPU(struct _cpuid4_info *, cpuid4_info);
 #define CPUID4_INFO_IDX(x, y)   (&((per_cpu(cpuid4_info, x))[y]))
@@ -571,6 +564,15 @@ static void __cpuinit free_cache_attributes(unsigned int cpu)
         per_cpu(cpuid4_info, cpu) = NULL;
 }
 
+static int
+__cpuinit cpuid4_cache_lookup(int index, struct _cpuid4_info *this_leaf)
+{
+        struct _cpuid4_info_regs *leaf_regs =
+                (struct _cpuid4_info_regs *)this_leaf;
+
+        return cpuid4_cache_lookup_regs(index, leaf_regs);
+}
+
 static void __cpuinit get_cpu_leaves(void *_retval)
 {
         int j, *retval = _retval, cpu = smp_processor_id();
@@ -612,8 +614,6 @@ static int __cpuinit detect_cache_attributes(unsigned int cpu)
         return retval;
 }
 
-#ifdef CONFIG_SYSFS
-
 #include <linux/kobject.h>
 #include <linux/sysfs.h>
 
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index 33a9351c896..3df694e5454 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -35,7 +35,7 @@
 #include <linux/vt_kern.h>
 #include <linux/workqueue.h>
 #include <linux/kexec.h>
-#include <linux/irq.h>
+#include <linux/interrupt.h>
 #include <linux/hrtimer.h>
 #include <linux/oom.h>
 
diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c
index c3ea5fa7d05..8574622e36a 100644
--- a/drivers/oprofile/buffer_sync.c
+++ b/drivers/oprofile/buffer_sync.c
@@ -154,6 +154,10 @@ int sync_start(void)
 {
         int err;
 
+        if (!alloc_cpumask_var(&marked_cpus, GFP_KERNEL))
+                return -ENOMEM;
+        cpumask_clear(marked_cpus);
+
         start_cpu_work();
 
         err = task_handoff_register(&task_free_nb);
@@ -179,6 +183,7 @@ out2:
         task_handoff_unregister(&task_free_nb);
 out1:
         end_sync();
+        free_cpumask_var(marked_cpus);
         goto out;
 }
 
@@ -190,6 +195,7 @@ void sync_stop(void)
         profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb);
         task_handoff_unregister(&task_free_nb);
         end_sync();
+        free_cpumask_var(marked_cpus);
 }
 
 
@@ -565,20 +571,6 @@ void sync_buffer(int cpu)
         mutex_unlock(&buffer_mutex);
 }
 
-int __init buffer_sync_init(void)
-{
-        if (!alloc_cpumask_var(&marked_cpus, GFP_KERNEL))
-                return -ENOMEM;
-
-        cpumask_clear(marked_cpus);
-                return 0;
-}
-
-void __exit buffer_sync_cleanup(void)
-{
-        free_cpumask_var(marked_cpus);
-}
-
 /* The function can be used to add a buffer worth of data directly to
  * the kernel buffer. The buffer is assumed to be a circular buffer.
  * Take the entries from index start and end at index end, wrapping
diff --git a/drivers/oprofile/buffer_sync.h b/drivers/oprofile/buffer_sync.h
index 0ebf5db6267..3110732c183 100644
--- a/drivers/oprofile/buffer_sync.h
+++ b/drivers/oprofile/buffer_sync.h
@@ -19,8 +19,4 @@ void sync_stop(void);
 /* sync the given CPU's buffer */
 void sync_buffer(int cpu);
 
-/* initialize/destroy the buffer system. */
-int buffer_sync_init(void);
-void buffer_sync_cleanup(void);
-
 #endif /* OPROFILE_BUFFER_SYNC_H */
diff --git a/drivers/oprofile/oprof.c b/drivers/oprofile/oprof.c
index ced39f60229..3cffce90f82 100644
--- a/drivers/oprofile/oprof.c
+++ b/drivers/oprofile/oprof.c
@@ -183,10 +183,6 @@ static int __init oprofile_init(void)
 {
         int err;
 
-        err = buffer_sync_init();
-        if (err)
-                return err;
-
         err = oprofile_arch_init(&oprofile_ops);
 
         if (err < 0 || timer) {
@@ -195,10 +191,8 @@ static int __init oprofile_init(void)
         }
 
         err = oprofilefs_register();
-        if (err) {
+        if (err)
                 oprofile_arch_exit();
-                buffer_sync_cleanup();
-        }
 
         return err;
 }
@@ -208,7 +202,6 @@ static void __exit oprofile_exit(void)
 {
         oprofilefs_unregister();
         oprofile_arch_exit();
-        buffer_sync_cleanup();
 }