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| author | Michael S. Tsirkin <mst@redhat.com> | 2016-08-14 23:44:21 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2016-08-15 05:01:23 +0300 |
| commit | 52012619e5a2ca0491426c3712fb9054692d4a3c (patch) | |
| tree | 46a3109fd785119fa1e62a41a4af23127874c67e /tools | |
| parent | 3b2fbb3f06efe5bd2dfdce2a1db703e23c1a78af (diff) | |
| download | lwn-52012619e5a2ca0491426c3712fb9054692d4a3c.tar.gz lwn-52012619e5a2ca0491426c3712fb9054692d4a3c.zip | |
ringtest: test build fix
Recent changes to ptr_ring broke the ringtest
which lacks a likely() stub. Fix it up.
Fixes: 982fb490c298896d15e9323a882f34a57c11ff56
("ptr_ring: support zero length ring")
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/virtio/ringtest/ptr_ring.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/virtio/ringtest/ptr_ring.c b/tools/virtio/ringtest/ptr_ring.c index 68e4f9f0da3a..bd2ad1d3b7a9 100644 --- a/tools/virtio/ringtest/ptr_ring.c +++ b/tools/virtio/ringtest/ptr_ring.c @@ -13,6 +13,7 @@ #define cache_line_size() SMP_CACHE_BYTES #define ____cacheline_aligned_in_smp __attribute__ ((aligned (SMP_CACHE_BYTES))) #define unlikely(x) (__builtin_expect(!!(x), 0)) +#define likely(x) (__builtin_expect(!!(x), 1)) #define ALIGN(x, a) (((x) + (a) - 1) / (a) * (a)) typedef pthread_spinlock_t spinlock_t; |