staging/lustre/libcfs: remove filp_fsync

we can just call generic vfs_fsync().

Cc: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Peng Tao <bergwolf@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/include/linux/libcfs/linux/linux-fs.h

@@ -52,18 +52,12 @@
 #include <linux/backing-dev.h>
 #include <linux/posix_acl_xattr.h>
 
-# define do_fsync(fp, flag)				\
-	((fp)->f_op->fsync(fp, 0, LLONG_MAX, flag))
-
 #define filp_read(fp, buf, size, pos)			\
 	((fp)->f_op->read((fp), (buf), (size), pos))
 
 #define filp_write(fp, buf, size, pos)			\
 	((fp)->f_op->write((fp), (buf), (size), pos))
 
-#define filp_fsync(fp)					\
-	do_fsync(fp, 1)
-
 #define flock_type(fl)			((fl)->fl_type)
 #define flock_set_type(fl, type)	do { (fl)->fl_type = (type); } while (0)
 #define flock_pid(fl)			((fl)->fl_pid)

drivers/staging/lustre/lustre/libcfs/tracefile.c

@@ -721,7 +721,7 @@ int cfs_tracefile_dump_all_pages(char *filename)
 		cfs_tage_free(tage);
 	}
 	MMSPACE_CLOSE;
-	rc = filp_fsync(filp);
+	rc = vfs_fsync(filp, 1);
 	if (rc)
 		printk(KERN_ERR "sync returns %d\n", rc);
 close: