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authorTobias Klauser <tklauser@distanz.ch>2017-09-08 10:25:08 +0200
committerStafford Horne <shorne@gmail.com>2017-09-11 07:22:05 +0900
commit56ce2f25ab0d8830d914e626bc88e45b42e11661 (patch)
tree0985cfc9cc55b6ef317f1803aa8ebc0029b5b7fa /arch
parent569dbb88e80deb68974ef6fdd6a13edb9d686261 (diff)
downloadlinux-56ce2f25ab0d8830d914e626bc88e45b42e11661.tar.gz
openrisc: add forward declaration for struct vm_area_struct
After removing linux/vmalloc.h from asm-generic/io.h, the following
warning occurs on openrisc:

   In file included from arch/openrisc/include/asm/io.h:33:0,
                    from include/linux/io.h:25,
                    from drivers/tty/serial/earlycon.c:19:
   arch/openrisc/include/asm/pgtable.h:424:2: warning: 'struct vm_area_struct' declared inside parameter list
     unsigned long address, pte_t *pte)
     ^
   arch/openrisc/include/asm/pgtable.h:424:2: warning: its scope is only this definition or declaration, which is probably not what you want

Reported-by: kbuild test robot <lkp@intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Stafford Horne <shorne@gmail.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/openrisc/include/asm/pgtable.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/openrisc/include/asm/pgtable.h b/arch/openrisc/include/asm/pgtable.h
index ff97374ca069..71a6f08de8f2 100644
--- a/arch/openrisc/include/asm/pgtable.h
+++ b/arch/openrisc/include/asm/pgtable.h
@@ -414,6 +414,8 @@ static inline void pmd_set(pmd_t *pmdp, pte_t *ptep)
 
 extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; /* defined in head.S */
 
+struct vm_area_struct;
+
 /*
  * or32 doesn't have any external MMU info: the kernel page
  * tables contain all the necessary information.