root@proxfox:~/r750/tmp/product/r750/linux# make KERNELDIR=$kerneldir > "$(pwd)/build.log"
Makefile:976: "Cannot use CONFIG_STACK_VALIDATION=y, please install libelf-dev, libelf-devel or elfutils-libelf-devel"
/root/r750/tmp/product/r750/linux/.build/os_linux.c: In function ‘refresh_sd_flags’:
/root/r750/tmp/product/r750/linux/.build/os_linux.c:367:41: error: ‘struct gendisk’ has no member named ‘driverfs_dev’
       if (bdev->bd_disk && bdev->bd_disk->driverfs_dev==&SDptr->sdev_gendev) {
                                         ^~
/root/r750/tmp/product/r750/linux/.build/os_linux.c:372:35: error: ‘struct inode’ has no member named ‘i_mutex’; did you mean ‘i_mode’?
         mutex_lock(&bdev->bd_inode->i_mutex);
                                   ^~
/root/r750/tmp/product/r750/linux/.build/os_linux.c:378:37: error: ‘struct inode’ has no member named ‘i_mutex’; did you mean ‘i_mode’?
         mutex_unlock(&bdev->bd_inode->i_mutex);
                                     ^~
/root/r750/tmp/product/r750/linux/.build/os_linux.c: In function ‘os_request_timer’:
/root/r750/tmp/product/r750/linux/.build/os_linux.c:641:27: error: assignment from incompatible pointer type [-Werror=incompatible-pointer-types]
  vbus_ext->timer.function = os_timer_for_ldm;
                           ^
/root/r750/tmp/product/r750/linux/.build/os_linux.c:642:17: error: ‘struct timer_list’ has no member named ‘data’
  vbus_ext->timer.data = (unsigned long)vbus_ext;
                 ^
cc1: some warnings being treated as errors
make[2]: *** [/root/r750/tmp/product/r750/linux/.build/os_linux.o] Error 1
make[1]: *** [_module_/root/r750/tmp/product/r750/linux/.build] Error 2
make: *** [r750.ko] Error 2