kernel: fix two implicit header assumptions in irq_work.c

Up until now, this file was getting percpu.h because nearly every file was implicitly getting module.h (and all its sub-includes). But we want to clean that up, so call out percpu.h explicitly. Otherwise we'll get things like this on an ARM build: kernel/irq_work.c:48: error: expected declaration specifiers or '...' before 'irq_work_list' kernel/irq_work.c:48: warning: type defaults to 'int' in declaration of 'DEFINE_PER_CPU' The same thing was happening for builds on ARM for asm/processor.h kernel/irq_work.c: In function 'irq_work_sync': kernel/irq_work.c:166: error: implicit declaration of function 'cpu_relax' Signed-off-by: Paul Gortmaker <[email protected]>
chewitt · Oct 31, 2011 · 967d1f9 · 967d1f9
1 parent 74da1ff
commit 967d1f9
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/kernel/irq_work.c b/kernel/irq_work.c
@@ -8,7 +8,9 @@
 #include <linux/kernel.h>
 #include <linux/export.h>
 #include <linux/irq_work.h>
+#include <linux/percpu.h>
 #include <linux/hardirq.h>
+#include <asm/processor.h>
 
 /*
  * An entry can be in one of four states: