On Jul 1, 2014, at 11:18 AM, Pravin Shelar <pshe...@nicira.com> wrote:

> why not just check for HAVE_U64_STATS_FETCH_BEGIN_IRQ?

because of this which was added in 3.13, i guess:

-#if LINUX_VERSION_CODE < KERNEL_VERSION(3,13,0)
-
-#if BITS_PER_LONG == 32 && defined(CONFIG_SMP)
-# define u64_stats_init(syncp)  seqcount_init(syncp.seq)
-#else
-# define u64_stats_init(syncp)  do { } while (0)
-#endif

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