d/freebsd-dev
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

cxgbe(4): netmap-only interrupts for a VI do not have an associated rxq

Browse Source 
or ofld_rxq and should be ignored by vi_intr_iq.

MFC after:	3 days.
Sponsored by:	Chelsio Communications
This commit is contained in:
Navdeep Parhar 2017-05-14 09:07:13 +00:00
parent 947572b4ee
commit c8da9163bf
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=318263
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
sys/dev/cxgbe/t4_sge.c
View File

@ -969,6 +969,11 @@ vi_intr_iq(struct vi_info *vi, int idx)
return (&sc->sge.fwq);
nintr = vi->nintr;
#ifdef DEV_NETMAP
/* Do not consider any netmap-only interrupts */
if (vi->flags & INTR_RXQ && vi->nnmrxq > vi->nrxq)
nintr -= vi->nnmrxq - vi->nrxq;
#endif
KASSERT(nintr != 0,
("%s: vi %p has no exclusive interrupts, total interrupts = %d",
__func__, vi, sc->intr_count));