Commit 900f0c97 authored Mar 10, 2019 by wuzhouhui Committed by Jim Harris Mar 12, 2019

sock/vpp: do not continue if buf writed is less than provided



According to the implementation of VPP, the vppcom_session_write() may
cannot write all provided buffer, and we shouldn't continue in this
case, just like usage of vppcom_session_read().

Change-Id: I419efc2812e3aa261a75ddbd3f7cfec60a5376d3
Signed-off-by: wuzhouhui <wuzhouhui@kingsoft.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/447540


Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>

parent 1c96c421

lib/sock/vpp/vpp.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -436,6 +436,9 @@ spdk_vpp_sock_writev(struct spdk_sock _sock, struct iovec iov, int iovcnt)
		}
		} else {
		total += rc;
		if (rc < iov[i].iov_len) {
		break;
		}
		}
		}
		return total;