[PATCH] afs: Fix smp_processor_id() usage

[Sven Schnelle]

Signed-off-by: Sven Schnelle <svens at stackframe.org>
---
 fs/afs/internal.h |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index 9ba16ed..f645a18 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -748,8 +748,11 @@ extern int afs_fsync(struct file *, struct dentry *, int);
  */
 extern unsigned afs_debug;
 
-#define dbgprintk(FMT,...) \
-	printk("[%x%-6.6s] "FMT"\n", smp_processor_id(), current->comm ,##__VA_ARGS__)
+#define dbgprintk(FMT,...) do { \
+	preempt_disable(); \
+	printk("[%x%-6.6s] "FMT"\n", smp_processor_id(), current->comm ,##__VA_ARGS__); \
+	preempt_enable(); \
+} while(0)
 
 /* make sure we maintain the format strings, even when debugging is disabled */
 static inline __attribute__((format(printf,1,2)))
-- 
1.5.4.5