Author: np
Date: Fri Aug 30 02:13:36 2013
New Revision: 255052
URL: http://svnweb.freebsd.org/changeset/base/255052
Log:
Fix the sysctl that displays whether buffer packing is enabled
or not.
Modified:
head/sys/dev/cxgbe/t4_sge.c
Modified: head/sys/dev/cxgbe/t4_sge.c
==============================================================================
--- head/sys/dev/cxgbe/t4_sge.c Fri Aug 30 01:46:56 2013 (r255051)
+++ head/sys/dev/cxgbe/t4_sge.c Fri Aug 30 02:13:36 2013 (r255052)
@@ -604,6 +604,17 @@ t4_create_dma_tag(struct adapter *sc)
return (rc);
}
+static inline int
+enable_buffer_packing(struct adapter *sc)
+{
+
+ if (sc->flags & BUF_PACKING_OK &&
+ ((is_t5(sc) && buffer_packing) || /* 1 or -1 both ok for T5 */
+ (is_t4(sc) && buffer_packing == 1)))
+ return (1);
+ return (0);
+}
+
void
t4_sge_sysctls(struct adapter *sc, struct sysctl_ctx_list *ctx,
struct sysctl_oid_list *children)
@@ -622,7 +633,7 @@ t4_sge_sysctls(struct adapter *sc, struc
NULL, cong_drop, "congestion drop setting");
SYSCTL_ADD_INT(ctx, children, OID_AUTO, "buffer_packing", CTLFLAG_RD,
- NULL, sc->flags & BUF_PACKING_OK ? 1 : 0,
+ NULL, enable_buffer_packing(sc),
"pack multiple frames in one fl buffer");
SYSCTL_ADD_INT(ctx, children, OID_AUTO, "fl_pack", CTLFLAG_RD,
@@ -841,12 +852,7 @@ t4_setup_port_queues(struct port_info *p
* b) allocate queue iff it will take direct interrupts.
*/
bufsize = mtu_to_bufsize(ifp->if_mtu);
- if (sc->flags & BUF_PACKING_OK &&
- ((is_t5(sc) && buffer_packing) || /* 1 or -1 both ok for T5 */
- (is_t4(sc) && buffer_packing == 1)))
- pack = 1;
- else
- pack = 0;
+ pack = enable_buffer_packing(sc);
for_each_rxq(pi, i, rxq) {
init_iq(&rxq->iq, sc, pi->tmr_idx, pi->pktc_idx, pi->qsize_rxq,
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