2 * Minimal wrappers to allow compiling xen_dom0 on older kernels.
5 #ifndef RHEL_RELEASE_VERSION
6 #define RHEL_RELEASE_VERSION(a, b) (((a) << 8) + (b))
9 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 39) && \
10 (!(defined(RHEL_RELEASE_CODE) && \
11 RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(6, 4)))
13 #define kstrtoul strict_strtoul