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-rw-r--r--include/linux/shm.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/shm.h b/include/linux/shm.h
index a2c896ad0be..ad2e3af6599 100644
--- a/include/linux/shm.h
+++ b/include/linux/shm.h
@@ -96,12 +96,17 @@ struct shmid_kernel /* private to the kernel */
#ifdef CONFIG_SYSVIPC
long do_shmat(int shmid, char __user *shmaddr, int shmflg, unsigned long *addr);
+extern int is_file_shm_hugepages(struct file *file);
#else
static inline long do_shmat(int shmid, char __user *shmaddr,
int shmflg, unsigned long *addr)
{
return -ENOSYS;
}
+static inline int is_file_shm_hugepages(struct file *file)
+{
+ return 0;
+}
#endif
#endif /* __KERNEL__ */