From 6ffeb21f8e38c71146072fa0a099d976b0762a15 Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Wed, 11 Oct 2017 10:48:57 -0700 Subject: IB/hfi1: Suppress gcc 7 fall-through complaints Avoid that gcc 7 reports the following warning when building with W=1: warning: this statement may fall through [-Wimplicit-fallthrough=] Signed-off-by: Bart Van Assche Reviewed-by: Dennis Dalessandro Cc: Ira Weiny Signed-off-by: Doug Ledford --- drivers/infiniband/hw/hfi1/mad.c | 1 + drivers/infiniband/hw/hfi1/rc.c | 2 +- drivers/infiniband/hw/hfi1/sdma.c | 3 ++- 3 files changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers/infiniband/hw') diff --git a/drivers/infiniband/hw/hfi1/mad.c b/drivers/infiniband/hw/hfi1/mad.c index 07b80faf1675..c01335edeabd 100644 --- a/drivers/infiniband/hw/hfi1/mad.c +++ b/drivers/infiniband/hw/hfi1/mad.c @@ -711,6 +711,7 @@ static int check_mkey(struct hfi1_ibport *ibp, struct ib_mad_hdr *mad, /* Bad mkey not a violation below level 2 */ if (ibp->rvp.mkeyprot < 2) break; + /* fall through */ case IB_MGMT_METHOD_SET: case IB_MGMT_METHOD_TRAP_REPRESS: if (ibp->rvp.mkey_violations != 0xFFFF) diff --git a/drivers/infiniband/hw/hfi1/rc.c b/drivers/infiniband/hw/hfi1/rc.c index e1cf0c08ca6f..8ca26e67a096 100644 --- a/drivers/infiniband/hw/hfi1/rc.c +++ b/drivers/infiniband/hw/hfi1/rc.c @@ -2175,7 +2175,7 @@ send_middle: goto no_immediate_data; if (opcode == OP(SEND_ONLY_WITH_INVALIDATE)) goto send_last_inv; - /* FALLTHROUGH for SEND_ONLY_WITH_IMMEDIATE */ + /* FALLTHROUGH -- for SEND_ONLY_WITH_IMMEDIATE */ case OP(SEND_LAST_WITH_IMMEDIATE): send_last_imm: wc.ex.imm_data = ohdr->u.imm_data; diff --git a/drivers/infiniband/hw/hfi1/sdma.c b/drivers/infiniband/hw/hfi1/sdma.c index e7df7794c97e..961507bb0391 100644 --- a/drivers/infiniband/hw/hfi1/sdma.c +++ b/drivers/infiniband/hw/hfi1/sdma.c @@ -2593,7 +2593,7 @@ static void __sdma_process_event(struct sdma_engine *sde, * 7220, e.g. */ ss->go_s99_running = 1; - /* fall through and start dma engine */ + /* fall through -- and start dma engine */ case sdma_event_e10_go_hw_start: /* This reference means the state machine is started */ sdma_get(&sde->state); @@ -3016,6 +3016,7 @@ static void __sdma_process_event(struct sdma_engine *sde, case sdma_event_e60_hw_halted: need_progress = 1; sdma_err_progress_check_schedule(sde); + /* fall through */ case sdma_event_e90_sw_halted: /* * SW initiated halt does not perform engines -- cgit v1.2.3-59-g8ed1b