debian/patches/dpdk-dev-eal-ppc-fix-rte_smp_mb-for-a-compilation-error-with-else-clause.patch

   1 From: Gowrishankar Muthukrishnan <gowrishankar.m@linux.vnet.ibm.com>
   2
   3 This patch fixes the compilation problem with rte_smp_mb,
   4 when there is else clause following it, as in test_barrier.c.
   5
   6 Fixes: 05c3fd7110 ("eal/ppc: atomic operations for IBM Power")
   7 Cc: stable@dpdk.org
   8
   9 Signed-off-by: Gowrishankar Muthukrishnan <gowrishankar.m@linux.vnet.ibm.com>
  10 Acked-by: Luca Boccassi <bluca@debian.org>
  11 Acked-by: Chao Zhu <chaozhu@linux.vnet.ibm.com>
  12
  13 ---
  14  lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h | 2 +-
  15  1 file changed, 1 insertion(+), 1 deletion(-)
  16
  17 Forwarded: yes (http://dpdk.org/dev/patchwork/patch/35493/)
  18 Author: Christian Ehrhardt <christian.ehrhardt@canonical.com>
  19 Original-Author: Gowrishankar Muthukrishnan <gowrishankar.m@linux.vnet.ibm.com>
  20 Origin: upstream, http://dpdk.org/dev/patchwork/patch/35493/
  21 Last-Update: 2018-03-13
  22 diff --git a/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h b/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h
  23 index 39fce7b..1821774 100644
  24 --- a/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h
  25 +++ b/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h
  26 @@ -55,7 +55,7 @@
  27   * Guarantees that the LOAD and STORE operations generated before the
  28   * barrier occur before the LOAD and STORE operations generated after.
  29   */
  30 -#define        rte_mb()  {asm volatile("sync" : : : "memory"); }
  31 +#define        rte_mb()  asm volatile("sync" : : : "memory")
  32
  33  /**
  34   * Write memory barrier.