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Remove extraneous code from iflib

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ifsd_cidx is never used, and the line removed from rxd_frag_to_sd() is
just dead code.

Reviewed by:	erj, gallatin
MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D23951
This commit is contained in:
pkelsey 2020-03-14 20:13:42 +00:00
parent b322e09c5c
commit a6c3e93f9e
1 changed files with 0 additions and 3 deletions
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3
sys/net/iflib.c
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@ -451,7 +451,6 @@ struct iflib_rxq {
typedef struct if_rxsd {
caddr_t *ifsd_cl;
iflib_fl_t ifsd_fl;
qidx_t ifsd_cidx;
} *if_rxsd_t;
/* multiple of word size */
@ -2552,7 +2551,6 @@ rxd_frag_to_sd(iflib_rxq_t rxq, if_rxd_frag_t irf, bool unload, if_rxsd_t sd,
cidx = irf->irf_idx;
fl = &rxq->ifr_fl[flid];
sd->ifsd_fl = fl;
sd->ifsd_cidx = cidx;
m = fl->ifl_sds.ifsd_m[cidx];
sd->ifsd_cl = &fl->ifl_sds.ifsd_cl[cidx];
fl->ifl_credits--;
@ -2564,7 +2562,6 @@ rxd_frag_to_sd(iflib_rxq_t rxq, if_rxd_frag_t irf, bool unload, if_rxsd_t sd,
next = (cidx + CACHE_PTR_INCREMENT) & (fl->ifl_size-1);
prefetch(&fl->ifl_sds.ifsd_map[next]);
map = fl->ifl_sds.ifsd_map[cidx];
next = (cidx + CACHE_LINE_SIZE) & (fl->ifl_size-1);
bus_dmamap_sync(fl->ifl_buf_tag, map, BUS_DMASYNC_POSTREAD);