Author: np
Date: Fri May 13 21:25:14 2011
New Revision: 221859
URL: http://svn.freebsd.org/changeset/base/221859
Log:
MFC r221464:
Always re-arm an iq's interrupt before leaving the handler.
Modified:
stable/8/sys/dev/cxgbe/t4_sge.c
Modified: stable/8/sys/dev/cxgbe/t4_sge.c
==============================================================================
--- stable/8/sys/dev/cxgbe/t4_sge.c Fri May 13 20:58:48 2011
(r221858)
+++ stable/8/sys/dev/cxgbe/t4_sge.c Fri May 13 21:25:14 2011
(r221859)
@@ -499,11 +499,8 @@ t4_intr_fwd(void *arg)
iq_next(iq);
}
- if (ndesc_total > 0) {
- t4_write_reg(sc, MYPF_REG(A_SGE_PF_GTS),
- V_CIDXINC(ndesc_pending) | V_INGRESSQID((u32)iq->cntxt_id) |
- V_SEINTARM(iq->intr_params));
- }
+ t4_write_reg(sc, MYPF_REG(A_SGE_PF_GTS), V_CIDXINC(ndesc_pending) |
+ V_INGRESSQID((u32)iq->cntxt_id) | V_SEINTARM(iq->intr_params));
atomic_cmpset_32(&iq->state, IQS_BUSY, IQS_IDLE);
}
@@ -601,11 +598,8 @@ t4_evt_rx(void *arg)
iq_next(iq);
}
- if (ndesc_total > 0) {
- t4_write_reg(sc, MYPF_REG(A_SGE_PF_GTS),
- V_CIDXINC(ndesc_pending) | V_INGRESSQID(iq->cntxt_id) |
- V_SEINTARM(iq->intr_params));
- }
+ t4_write_reg(sc, MYPF_REG(A_SGE_PF_GTS), V_CIDXINC(ndesc_pending) |
+ V_INGRESSQID(iq->cntxt_id) | V_SEINTARM(iq->intr_params));
}
void
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