The following commit breaks PPC builds with CONFIG_HIGHMEM=y
commit f4112de6b679d84bd9b9681c7504be7bdfb7c7d5
Author: Akinobu Mita <akinobu.m...@gmail.com>
Date: Tue Mar 31 15:23:25 2009 -0700
mm: introduce debug_kmap_atomic
We get:
CC init/main.o
In file included from include/linux/highmem.h:25,
from include/linux/pagemap.h:11,
from include/linux/mempolicy.h:63,
from init/main.c:53:
linux-2.6/arch/powerpc/include/asm/highmem.h: In function 'kmap_atomic_prot':
linux-2.6/arch/powerpc/include/asm/highmem.h:98: error: implicit declaration of
function 'debug_kmap_atomic'
In file included from include/linux/pagemap.h:11,
from include/linux/mempolicy.h:63,
from init/main.c:53:
include/linux/highmem.h: At top level:
include/linux/highmem.h:196: warning: conflicting types for 'debug_kmap_atomic'
include/linux/highmem.h:196: error: static declaration of 'debug_kmap_atomic'
follows non-static declaration
linux-2.6/include/asm/highmem.h:98: error: previous implicit declaration of
'debug_kmap_atomic' was here
make[1]: *** [init/main.o] Error 1
make: *** [init] Error 2
Signed-off-by: Kumar Gala <ga...@kernel.crashing.org>
---
include/linux/highmem.h | 25 +++++++++++++------------
1 files changed, 13 insertions(+), 12 deletions(-)
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 7ff5c55..577b53d 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -20,6 +20,19 @@ static inline void flush_kernel_dcache_page(struct page
*page)
#endif
#ifdef CONFIG_HIGHMEM
+#include <asm/kmap_types.h>
+
+#if defined(CONFIG_DEBUG_HIGHMEM) && defined(CONFIG_TRACE_IRQFLAGS_SUPPORT)
+
+void debug_kmap_atomic(enum km_type type);
+
+#else
+
+static inline void debug_kmap_atomic(enum km_type type)
+{
+}
+
+#endif
#include <asm/highmem.h>
@@ -187,16 +200,4 @@ static inline void copy_highpage(struct page *to, struct
page *from)
kunmap_atomic(vto, KM_USER1);
}
-#if defined(CONFIG_DEBUG_HIGHMEM) && defined(CONFIG_TRACE_IRQFLAGS_SUPPORT)
-
-void debug_kmap_atomic(enum km_type type);
-
-#else
-
-static inline void debug_kmap_atomic(enum km_type type)
-{
-}
-
-#endif
-
#endif /* _LINUX_HIGHMEM_H */
--
1.5.6.6
_______________________________________________
Linuxppc-dev mailing list
Linuxppc-dev@ozlabs.org
https://ozlabs.org/mailman/listinfo/linuxppc-dev
