Page MenuHomeFreeBSD
Files F131573836

D12445.diff
No OneTemporary
Actions

D12445.diff
View Options

Index: head/sys/net/iflib.c
===================================================================
--- head/sys/net/iflib.c
+++ head/sys/net/iflib.c
@@ -185,6 +185,7 @@
uint16_t ifc_sysctl_ntxqs;
uint16_t ifc_sysctl_nrxqs;
uint16_t ifc_sysctl_qs_eq_override;
+ uint16_t ifc_sysctl_rx_budget;
qidx_t ifc_sysctl_ntxds[8];
qidx_t ifc_sysctl_nrxds[8];
@@ -3531,6 +3532,7 @@
if_ctx_t ctx = rxq->ifr_ctx;
bool more;
int rc;
+ uint16_t budget;
#ifdef IFLIB_DIAGNOSTICS
rxq->ifr_cpu_exec_count[curcpu]++;
@@ -3547,7 +3549,10 @@
}
}
#endif
- if (more == false || (more = iflib_rxeof(rxq, 16 /* XXX */)) == false) {
+ budget = ctx->ifc_sysctl_rx_budget;
+ if (budget == 0)
+ budget = 16; /* XXX */
+ if (more == false || (more = iflib_rxeof(rxq, budget)) == false) {
if (ctx->ifc_flags & IFC_LEGACY)
IFDI_INTR_ENABLE(ctx);
else {
@@ -5486,9 +5491,12 @@
SYSCTL_ADD_U16(ctx_list, oid_list, OID_AUTO, "override_qs_enable",
CTLFLAG_RWTUN, &ctx->ifc_sysctl_qs_eq_override, 0,
"permit #txq != #rxq");
- SYSCTL_ADD_INT(ctx_list, oid_list, OID_AUTO, "disable_msix",
+ SYSCTL_ADD_INT(ctx_list, oid_list, OID_AUTO, "disable_msix",
CTLFLAG_RWTUN, &ctx->ifc_softc_ctx.isc_disable_msix, 0,
"disable MSIX (default 0)");
+ SYSCTL_ADD_U16(ctx_list, oid_list, OID_AUTO, "rx_budget",
+ CTLFLAG_RWTUN, &ctx->ifc_sysctl_rx_budget, 0,
+ "set the rx budget");
/* XXX change for per-queue sizes */
SYSCTL_ADD_PROC(ctx_list, oid_list, OID_AUTO, "override_ntxds",

File Metadata

Mime Type
text/plain
Expires
Fri, Oct 10, 9:55 AM (18 h, 45 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
23527030
Default Alt Text
D12445.diff (1 KB)

Event Timeline