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From: Anna Schumaker <Anna.Schumaker-HgOvQuBEEgTQT0dZR+AlfA@public.gmane.org>
To: Chuck Lever <chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v2 20/22] xprtrmda: Report address of frmr, not mw
Date: Mon, 29 Aug 2016 15:54:21 -0400	[thread overview]
Message-ID: <7f92664a-a16c-6c44-b8f8-391e4fec0a89@Netapp.com> (raw)
In-Reply-To: <20160823175446.13038.58792.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org>

Hi Chuck,

On 08/23/2016 01:54 PM, Chuck Lever wrote:
> Tie frwr debugging messages together by always reporting the address
> of the frwr.
> 
> Signed-off-by: Chuck Lever <chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
> ---
>  net/sunrpc/xprtrdma/frwr_ops.c |    9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)
> 
> diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c
> index e82d5cf..2e51ef5 100644
> --- a/net/sunrpc/xprtrdma/frwr_ops.c
> +++ b/net/sunrpc/xprtrdma/frwr_ops.c
> @@ -163,7 +163,7 @@ __frwr_reset_mr(struct rpcrdma_ia *ia, struct rpcrdma_mw *r)
>  		return PTR_ERR(f->fr_mr);
>  	}
>  
> -	dprintk("RPC:       %s: recovered FRMR %p\n", __func__, r);
> +	dprintk("RPC:       %s: recovered FRMR %p\n", __func__, f);
>  	f->fr_state = FRMR_IS_INVALID;
>  	return 0;
>  }
> @@ -397,7 +397,7 @@ frwr_op_map(struct rpcrdma_xprt *r_xprt, struct rpcrdma_mr_seg *seg,
>  		goto out_mapmr_err;
>  
>  	dprintk("RPC:       %s: Using frmr %p to map %u segments (%u bytes)\n",
> -		__func__, mw, mw->mw_nents, mr->length);
> +		__func__, frmr, mw->mw_nents, mr->length);
>  
>  	key = (u8)(mr->rkey & 0x000000FF);
>  	ib_update_fast_reg_key(mr, ++key);
> @@ -450,6 +450,9 @@ __frwr_prepare_linv_wr(struct rpcrdma_mw *mw)
>  	struct rpcrdma_frmr *f = &mw->frmr;
>  	struct ib_send_wr *invalidate_wr;
>  
> +	dprintk("RPC:       %s: invalidating frmr %p\n",
> +		__func__, f);
> +

Any reason this is broken into two lines?

>  	f->fr_state = FRMR_IS_INVALID;
>  	invalidate_wr = &f->fr_invwr;
>  
> @@ -532,6 +535,8 @@ frwr_op_unmap_sync(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req)
>  	 */
>  unmap:
>  	list_for_each_entry_safe(mw, tmp, &req->rl_registered, mw_list) {
> +		dprintk("RPC:       %s: unmapping frmr %p\n",
> +			__func__, &mw->frmr);

Same question here.

Thanks,
Anna
>  		list_del_init(&mw->mw_list);
>  		ib_dma_unmap_sg(ia->ri_device,
>  				mw->mw_sg, mw->mw_nents, mw->mw_dir);
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-nfs" in
> the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 

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WARNING: multiple messages have this Message-ID
From: Anna Schumaker <Anna.Schumaker@netapp.com>
To: Chuck Lever <chuck.lever@oracle.com>,
	<linux-rdma@vger.kernel.org>, <linux-nfs@vger.kernel.org>
Subject: Re: [PATCH v2 20/22] xprtrmda: Report address of frmr, not mw
Date: Mon, 29 Aug 2016 15:54:21 -0400	[thread overview]
Message-ID: <7f92664a-a16c-6c44-b8f8-391e4fec0a89@Netapp.com> (raw)
In-Reply-To: <20160823175446.13038.58792.stgit@manet.1015granger.net>

Hi Chuck,

On 08/23/2016 01:54 PM, Chuck Lever wrote:
> Tie frwr debugging messages together by always reporting the address
> of the frwr.
> 
> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
> ---
>  net/sunrpc/xprtrdma/frwr_ops.c |    9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)
> 
> diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c
> index e82d5cf..2e51ef5 100644
> --- a/net/sunrpc/xprtrdma/frwr_ops.c
> +++ b/net/sunrpc/xprtrdma/frwr_ops.c
> @@ -163,7 +163,7 @@ __frwr_reset_mr(struct rpcrdma_ia *ia, struct rpcrdma_mw *r)
>  		return PTR_ERR(f->fr_mr);
>  	}
>  
> -	dprintk("RPC:       %s: recovered FRMR %p\n", __func__, r);
> +	dprintk("RPC:       %s: recovered FRMR %p\n", __func__, f);
>  	f->fr_state = FRMR_IS_INVALID;
>  	return 0;
>  }
> @@ -397,7 +397,7 @@ frwr_op_map(struct rpcrdma_xprt *r_xprt, struct rpcrdma_mr_seg *seg,
>  		goto out_mapmr_err;
>  
>  	dprintk("RPC:       %s: Using frmr %p to map %u segments (%u bytes)\n",
> -		__func__, mw, mw->mw_nents, mr->length);
> +		__func__, frmr, mw->mw_nents, mr->length);
>  
>  	key = (u8)(mr->rkey & 0x000000FF);
>  	ib_update_fast_reg_key(mr, ++key);
> @@ -450,6 +450,9 @@ __frwr_prepare_linv_wr(struct rpcrdma_mw *mw)
>  	struct rpcrdma_frmr *f = &mw->frmr;
>  	struct ib_send_wr *invalidate_wr;
>  
> +	dprintk("RPC:       %s: invalidating frmr %p\n",
> +		__func__, f);
> +

Any reason this is broken into two lines?

>  	f->fr_state = FRMR_IS_INVALID;
>  	invalidate_wr = &f->fr_invwr;
>  
> @@ -532,6 +535,8 @@ frwr_op_unmap_sync(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req)
>  	 */
>  unmap:
>  	list_for_each_entry_safe(mw, tmp, &req->rl_registered, mw_list) {
> +		dprintk("RPC:       %s: unmapping frmr %p\n",
> +			__func__, &mw->frmr);

Same question here.

Thanks,
Anna
>  		list_del_init(&mw->mw_list);
>  		ib_dma_unmap_sg(ia->ri_device,
>  				mw->mw_sg, mw->mw_nents, mw->mw_dir);
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-nfs" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 


  parent reply	other threads:[~2016-08-29 19:54 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-23 17:52 [PATCH v2 00/22] client-side NFS/RDMA patches proposed for v4.9 Chuck Lever
2016-08-23 17:52 ` Chuck Lever
     [not found] ` <20160823174402.13038.84561.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org>
2016-08-23 17:52   ` [PATCH v2 01/22] xprtrdma: Eliminate INLINE_THRESHOLD macros Chuck Lever
2016-08-23 17:52     ` Chuck Lever
2016-08-23 17:52   ` [PATCH v2 02/22] SUNRPC: Refactor rpc_xdr_buf_init() Chuck Lever
2016-08-23 17:52     ` Chuck Lever
     [not found]     ` <20160823175219.13038.22735.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org>
2016-08-26 21:05       ` Anna Schumaker
2016-08-26 21:05         ` Anna Schumaker
2016-08-23 17:52   ` [PATCH v2 03/22] SUNRPC: Generalize the RPC buffer allocation API Chuck Lever
2016-08-23 17:52     ` Chuck Lever
2016-08-23 17:52   ` [PATCH v2 04/22] SUNRPC: Generalize the RPC buffer release API Chuck Lever
2016-08-23 17:52     ` Chuck Lever
2016-08-23 17:52   ` [PATCH v2 05/22] SUNRPC: Separate buffer pointers for RPC Call and Reply messages Chuck Lever
2016-08-23 17:52     ` Chuck Lever
     [not found]     ` <20160823175244.13038.39619.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org>
2016-08-29 14:23       ` Anna Schumaker
2016-08-29 14:23         ` Anna Schumaker
     [not found]         ` <1e9440d8-111a-4252-c706-2e3c26f7b09a-ZwjVKphTwtPQT0dZR+AlfA@public.gmane.org>
2016-08-29 15:33           ` Chuck Lever
2016-08-29 15:33             ` Chuck Lever
     [not found]             ` <10EFE631-06F6-4E4E-9EBC-F7ABFDF2C742-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2016-08-29 15:44               ` Anna Schumaker
2016-08-29 15:44                 ` Anna Schumaker
2016-08-23 17:52   ` [PATCH v2 06/22] SUNRPC: Add a transport-specific private field in rpc_rqst Chuck Lever
2016-08-23 17:52     ` Chuck Lever
2016-08-23 17:53   ` [PATCH v2 07/22] xprtrdma: Initialize separate RPC call and reply buffers Chuck Lever
2016-08-23 17:53     ` Chuck Lever
2016-08-23 17:53   ` [PATCH v2 08/22] xprtrdma: Use smaller buffers for RPC-over-RDMA headers Chuck Lever
2016-08-23 17:53     ` Chuck Lever
2016-08-23 17:53   ` [PATCH v2 09/22] xprtrdma: Replace DMA_BIDIRECTIONAL Chuck Lever
2016-08-23 17:53     ` Chuck Lever
2016-08-23 17:53   ` [PATCH v2 10/22] xprtrdma: Delay DMA mapping Send and Receive buffers Chuck Lever
2016-08-23 17:53     ` Chuck Lever
2016-08-23 17:53   ` [PATCH v2 11/22] xprtrdma: Eliminate "ia" argument in rpcrdma_{alloc, free}_regbuf Chuck Lever
2016-08-23 17:53     ` Chuck Lever
2016-08-23 17:53   ` [PATCH v2 12/22] xprtrdma: Simplify rpcrdma_ep_post_recv() Chuck Lever
2016-08-23 17:53     ` Chuck Lever
2016-08-23 17:53   ` [PATCH v2 13/22] xprtrdma: Move send_wr to struct rpcrdma_req Chuck Lever
2016-08-23 17:53     ` Chuck Lever
2016-08-23 17:53   ` [PATCH v2 14/22] xprtrdma: Move recv_wr to struct rpcrdma_rep Chuck Lever
2016-08-23 17:53     ` Chuck Lever
2016-08-23 17:54   ` [PATCH v2 15/22] rpcrdma: RDMA/CM private message data structure Chuck Lever
2016-08-23 17:54     ` Chuck Lever
2016-08-23 17:54   ` [PATCH v2 16/22] xprtrdma: Client-side support for rpcrdma_connect_private Chuck Lever
2016-08-23 17:54     ` Chuck Lever
2016-08-23 17:54   ` [PATCH v2 17/22] xprtrdma: Basic support for Remote Invalidation Chuck Lever
2016-08-23 17:54     ` Chuck Lever
2016-08-23 17:54   ` [PATCH v2 18/22] xprtrdma: Use gathered Send for large inline messages Chuck Lever
2016-08-23 17:54     ` Chuck Lever
2016-08-23 17:54   ` [PATCH v2 19/22] xprtrdma: Support larger inline thresholds Chuck Lever
2016-08-23 17:54     ` Chuck Lever
     [not found]     ` <20160823175438.13038.1624.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org>
2016-08-29 19:52       ` Anna Schumaker
2016-08-29 19:52         ` Anna Schumaker
     [not found]         ` <c922120b-35f3-65bf-e778-3cef645cee48-ZwjVKphTwtPQT0dZR+AlfA@public.gmane.org>
2016-08-29 20:02           ` Chuck Lever
2016-08-29 20:02             ` Chuck Lever
2016-08-23 17:54   ` [PATCH v2 20/22] xprtrmda: Report address of frmr, not mw Chuck Lever
2016-08-23 17:54     ` Chuck Lever
     [not found]     ` <20160823175446.13038.58792.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org>
2016-08-29 19:54       ` Anna Schumaker [this message]
2016-08-29 19:54         ` Anna Schumaker
     [not found]         ` <7f92664a-a16c-6c44-b8f8-391e4fec0a89-ZwjVKphTwtPQT0dZR+AlfA@public.gmane.org>
2016-08-29 20:13           ` Chuck Lever
2016-08-29 20:13             ` Chuck Lever
2016-08-23 17:54   ` [PATCH v2 21/22] xprtrdma: Rename rpcrdma_receive_wc() Chuck Lever
2016-08-23 17:54     ` Chuck Lever
2016-08-23 17:55   ` [PATCH v2 22/22] xprtrdma: Eliminate rpcrdma_receive_worker() Chuck Lever
2016-08-23 17:55     ` Chuck Lever

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