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authorDavid Howells <dhowells@redhat.com>2012-03-28 18:30:03 +0100
committerDavid Howells <dhowells@redhat.com>2012-03-28 18:30:03 +0100
commit96f951edb1f1bdbbc99b0cd458f9808bb83d58ae (patch)
treec109d45d3fb8ccad461cfe6d9a4aa4d6005b38e1 /include/linux/spinlock.h
parent49a7f04a4b9d45cd794741ce3d5d66524b37bdd0 (diff)
downloadlwn-96f951edb1f1bdbbc99b0cd458f9808bb83d58ae.tar.gz
lwn-96f951edb1f1bdbbc99b0cd458f9808bb83d58ae.zip
Add #includes needed to permit the removal of asm/system.h
asm/system.h is a cause of circular dependency problems because it contains commonly used primitive stuff like barrier definitions and uncommonly used stuff like switch_to() that might require MMU definitions. asm/system.h has been disintegrated by this point on all arches into the following common segments: (1) asm/barrier.h Moved memory barrier definitions here. (2) asm/cmpxchg.h Moved xchg() and cmpxchg() here. #included in asm/atomic.h. (3) asm/bug.h Moved die() and similar here. (4) asm/exec.h Moved arch_align_stack() here. (5) asm/elf.h Moved AT_VECTOR_SIZE_ARCH here. (6) asm/switch_to.h Moved switch_to() here. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include/linux/spinlock.h')
-rw-r--r--include/linux/spinlock.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index 7df6c17b0281..fa0f93e4d86d 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -55,6 +55,7 @@
#include <linux/kernel.h>
#include <linux/stringify.h>
#include <linux/bottom_half.h>
+#include <asm/barrier.h>
#include <asm/system.h>