BUILD_BUG_ON_NOT_POWER_OF_2 symbol is moved from kernel.h to
bug.h in 3.4. Therefore sparse is giving warning:
include/linux/bug.h:15:9: warning: preprocessor token
BUILD_BUG_ON_NOT_POWER_OF_2 redefined
ovs/datapath/linux/compat/include/linux/kernel.h:44:9:
this was the original definition
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Acked-by: Jesse Gross <jesse@nicira.com>
linux/compat/time.c \
linux/compat/workqueue.c
openvswitch_headers += \
linux/compat/time.c \
linux/compat/workqueue.c
openvswitch_headers += \
+ linux/compat/include/linux/bug.h \
linux/compat/include/linux/compiler.h \
linux/compat/include/linux/compiler-gcc.h \
linux/compat/include/linux/cpumask.h \
linux/compat/include/linux/compiler.h \
linux/compat/include/linux/compiler-gcc.h \
linux/compat/include/linux/cpumask.h \
#endif
#include <linux/version.h>
#endif
#include <linux/version.h>
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,4,0)
+/* BUILD_BUG_ON_NOT_POWER_OF_2 definition */
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
#undef pr_emerg
#define pr_emerg(fmt, ...) \
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
#undef pr_emerg
#define pr_emerg(fmt, ...) \
#define pr_warn pr_warning
#endif
#define pr_warn pr_warning
#endif
-#ifndef BUILD_BUG_ON_NOT_POWER_OF_2
-/* Force a compilation error if a constant expression is not a power of 2 */
-#define BUILD_BUG_ON_NOT_POWER_OF_2(n) \
- BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0))
-#endif
-
#if defined(CONFIG_PREEMPT) && LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)
#error "CONFIG_PREEMPT is broken before 2.6.21--see commit 4498121ca3, \"[NET]: Handle disabled preemption in gfp_any()\""
#endif
#if defined(CONFIG_PREEMPT) && LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)
#error "CONFIG_PREEMPT is broken before 2.6.21--see commit 4498121ca3, \"[NET]: Handle disabled preemption in gfp_any()\""
#endif