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nghttpx: Define max iovcnt for http1 backend write operation

This commit is contained in:
Tatsuhiro Tsujikawa 2015-01-10 23:04:54 +09:00
parent 91b40d1e84
commit 987aa2dd85
1 changed files with 10 additions and 1 deletions
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11
src/shrpx_http_downstream_connection.cc
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@ -689,14 +689,23 @@ int HttpDownstreamConnection::on_read() {
} }
} }
#define DEFAULT_WR_IOVCNT 16
#if defined(IOV_MAX) && IOV_MAX < DEFAULT_WR_IOVCNT
#define MAX_WR_IOVCNT IOV_MAX
#else // !defined(IOV_MAX) || IOV_MAX >= DEFAULT_WR_IOVCNT
#define MAX_WR_IOVCNT DEFAULT_WR_IOVCNT
#endif // !defined(IOV_MAX) || IOV_MAX >= DEFAULT_WR_IOVCNT
int HttpDownstreamConnection::on_write() { int HttpDownstreamConnection::on_write() {
ev_timer_again(loop_, &rt_); ev_timer_again(loop_, &rt_);
auto upstream = downstream_->get_upstream(); auto upstream = downstream_->get_upstream();
auto input = downstream_->get_request_buf(); auto input = downstream_->get_request_buf();
struct iovec iov[MAX_WR_IOVCNT];
while (input->rleft() > 0) { while (input->rleft() > 0) {
struct iovec iov[2];
auto iovcnt = input->riovec(iov, util::array_size(iov)); auto iovcnt = input->riovec(iov, util::array_size(iov));
ssize_t nwrite; ssize_t nwrite;