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api: retry sending fd on EAGAIN
29/28429/4
author
Florin Coras
<fcoras@cisco.com>
Tue, 18 Aug 2020 03:46:34 +0000
(20:46 -0700)
committer
Florin Coras
<florin.coras@gmail.com>
Tue, 18 Aug 2020 14:34:01 +0000
(14:34 +0000)
Type: improvement
Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: I04117636ad95b706e3dd9331f00bd80e57d26d7f
src/vlibmemory/socket_api.c
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diff --git
a/src/vlibmemory/socket_api.c
b/src/vlibmemory/socket_api.c
index
566305f
..
a3a0c3b
100644
(file)
--- a/
src/vlibmemory/socket_api.c
+++ b/
src/vlibmemory/socket_api.c
@@
-541,7
+541,8
@@
vl_sock_api_send_fd_msg (int socket_fd, int fds[], int n_fds)
cmsg->cmsg_type = SCM_RIGHTS;
clib_memcpy_fast (CMSG_DATA (cmsg), fds, sizeof (int) * n_fds);
- rv = sendmsg (socket_fd, &mh, 0);
+ while ((rv = sendmsg (socket_fd, &mh, 0)) < 0 && errno == EAGAIN)
+ ;
if (rv < 0)
return clib_error_return_unix (0, "sendmsg");
return 0;