diff options
| author | Denis V. Lunev <den@openvz.org> | 2016-01-20 10:12:20 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-01-26 15:58:14 +0100 |
| commit | e5f3e12e8489f5325800c6a86fe5f476adfcbdae (patch) | |
| tree | 10c2fbacc5005b719645f50cddb25de1c22eaa62 | |
| parent | fae947b096020e5004ec7ae106a95a69a5e4d929 (diff) | |
nbd: add missed aio_context_acquire in nbd_export_new
blk_invalidate_cache() can call qcow2_invalidate_cache which performs
IO inside.
Signed-off-by: Denis V. Lunev <den@openvz.org>
CC: Kevin Wolf <kwolf@redhat.com>
CC: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <1453273940-15382-3-git-send-email-den@openvz.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | nbd/server.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/nbd/server.c b/nbd/server.c index eead339a2c..3596e68191 100644 --- a/nbd/server.c +++ b/nbd/server.c @@ -671,7 +671,9 @@ NBDExport *nbd_export_new(BlockBackend *blk, off_t dev_offset, off_t size, * that BDRV_O_INCOMING is cleared and the image is ready for write * access since the export could be available before migration handover. */ + aio_context_acquire(exp->ctx); blk_invalidate_cache(blk, NULL); + aio_context_release(exp->ctx); return exp; fail: |