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authorPaolo Bonzini <pbonzini@redhat.com>2017-02-13 14:52:31 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2017-02-21 11:39:39 +0000
commit1919631e6b5562e474690853eca3c35610201e16 (patch)
treef2a7e1da7d7d0ad988faa4801309a45a68c78b60 /dma-helpers.c
parent9d456654482a8bd1ff72f0bdbe1f393149a5680a (diff)
block: explicitly acquire aiocontext in bottom halves that need it
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Reviewed-by: Daniel P. Berrange <berrange@redhat.com> Message-id: 20170213135235.12274-15-pbonzini@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'dma-helpers.c')
-rw-r--r--dma-helpers.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/dma-helpers.c b/dma-helpers.c
index 97157cc2ec..2d7e02d35e 100644
--- a/dma-helpers.c
+++ b/dma-helpers.c
@@ -166,8 +166,10 @@ static void dma_blk_cb(void *opaque, int ret)
QEMU_ALIGN_DOWN(dbs->iov.size, dbs->align));
}
+ aio_context_acquire(dbs->ctx);
dbs->acb = dbs->io_func(dbs->offset, &dbs->iov,
dma_blk_cb, dbs, dbs->io_func_opaque);
+ aio_context_release(dbs->ctx);
assert(dbs->acb);
}