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cxgbe/tom: decide whether to shove segments or not only if there is

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payload to transmit.

MFC after:	1 week
This commit is contained in:
Navdeep Parhar 2015-10-30 01:18:07 +00:00
parent 069cc8a45f
commit baa7d0bf9d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=290175
1 changed files with 1 additions and 1 deletions
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2
sys/dev/cxgbe/tom/t4_cpl_io.c
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@ -675,7 +675,6 @@ t4_push_frames(struct adapter *sc, struct toepcb *toep, int drop)
}
}
shove = m == NULL && !(tp->t_flags & TF_MORETOCOME);
space = sbspace(sb);
if (space <= sb->sb_hiwat * 3 / 8 &&
@ -712,6 +711,7 @@ t4_push_frames(struct adapter *sc, struct toepcb *toep, int drop)
if (__predict_false(toep->flags & TPF_FIN_SENT))
panic("%s: excess tx.", __func__);
shove = m == NULL && !(tp->t_flags & TF_MORETOCOME);
if (plen <= max_imm) {
/* Immediate data tx */