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authorMatthew Booth <mbooth@redhat.com>2014-04-29 16:03:29 +0100
committerKevin Wolf <kwolf@redhat.com>2014-04-30 16:34:14 +0200
commitb69cdef876340624bb40a2054d14f298471a40a6 (patch)
treed1e1d292834d7774ad3ab0e6f59eb6f95a959864
parente466183718bfaaf347a3c02499473068a0072114 (diff)
downloadfocaccia-qemu-b69cdef876340624bb40a2054d14f298471a40a6.tar.gz
focaccia-qemu-b69cdef876340624bb40a2054d14f298471a40a6.zip
curl: Remove unnecessary explicit calls to internal event handler
Remove calls to curl_multi_do where the relevant handles are already
registered to the event loop.

Ensure that we kick off socket handling with CURL_SOCKET_TIMEOUT after
adding a new handle.

Signed-off-by: Matthew Booth <mbooth@redhat.com>
Tested-by: Richard W.M. Jones <rjones@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
-rw-r--r--block/curl.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/block/curl.c b/block/curl.c
index 50bd05f204..fd2756ec50 100644
--- a/block/curl.c
+++ b/block/curl.c
@@ -535,7 +535,6 @@ static int curl_open(BlockDriverState *bs, QDict *options, int flags,
     curl_multi_setopt(s->multi, CURLMOPT_TIMERDATA, s);
     curl_multi_setopt(s->multi, CURLMOPT_TIMERFUNCTION, curl_timer_cb);
 #endif
-    curl_multi_do(s);
 
     qemu_opts_del(opts);
     return 0;
@@ -564,6 +563,7 @@ static const AIOCBInfo curl_aiocb_info = {
 static void curl_readv_bh_cb(void *p)
 {
     CURLState *state;
+    int running;
 
     CURLAIOCB *acb = p;
     BDRVCURLState *s = acb->common.bs->opaque;
@@ -612,8 +612,9 @@ static void curl_readv_bh_cb(void *p)
     curl_easy_setopt(state->curl, CURLOPT_RANGE, state->range);
 
     curl_multi_add_handle(s->multi, state->curl);
-    curl_multi_do(s);
 
+    /* Tell curl it needs to kick things off */
+    curl_multi_socket_action(s->multi, CURL_SOCKET_TIMEOUT, 0, &running);
 }
 
 static BlockDriverAIOCB *curl_aio_readv(BlockDriverState *bs,