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srsLTE
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decrease threshold for DL scheduler to allocate SDU 

since the RLC buffer state now returns the actual number of
bytes, which may be as low as 2B for a single RLC AM status PDU waiting
to be transmitted, the current DL scheduler wasn't allocating the
PDU even though it was given a grant
This commit is contained in:
Andre Puschmann 2018-11-30 16:44:41 +01:00
parent c3441046c9
commit d52ea8b602
1 changed files with 1 additions and 1 deletions
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2
srsenb/src/mac/ue.cc
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@ -330,7 +330,7 @@ void ue::allocate_sdu(srslte::sch_pdu *pdu, uint32_t lcid, uint32_t total_sdu_le
if (sdu_space > 0) {
int sdu_len = SRSLTE_MIN(total_sdu_len, (uint32_t) sdu_space);
int n=1;
while(sdu_len > 3 && n > 0) {
while(sdu_len >= 2 && n > 0) { // minimum size is a single RLC AM status PDU (2 Byte)
if (pdu->new_subh()) { // there is space for a new subheader
log_h->debug("SDU: set_sdu(), lcid=%d, sdu_len=%d, sdu_space=%d\n", lcid, sdu_len, sdu_space);
n = pdu->get()->set_sdu(lcid, sdu_len, this);