s390: drop smp_mb in vdso_init
authorMichael S. Tsirkin <mst@redhat.com>
Tue, 5 Jan 2016 16:17:53 +0000 (18:17 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 11 Jan 2016 11:27:22 +0000 (12:27 +0100)
commit0dab3e0e59ac3692e2f95cb37ba17d5dfb3d1e5f
tree37e13b5283560b19facdb02846806a064cf0aeb0
parentc667aeacc16e0de9e205faa93f57121d6f691973
s390: drop smp_mb in vdso_init

The initial s390 vdso code is heavily influenced by the powerpc version
which does have a smp_wmb in vdso_init right before the vdso_ready=1
assignment. s390 has no need for that.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <1452010645-25380-1-git-send-email-mst@redhat.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/kernel/vdso.c