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From: "J. Bruce Fields" <bfields@fieldses.org>
To: Chuck Lever <chuck.lever@oracle.com>
Cc: linux-nfs@vger.kernel.org
Subject: Re: [PATCH 11/15] nfsd: Record request byte count, not count of vectors
Date: Wed, 14 Mar 2018 16:52:50 -0400	[thread overview]
Message-ID: <20180314205250.GC7241@fieldses.org> (raw)
In-Reply-To: <20180313154437.21531.89300.stgit@klimt.1015granger.net>

On Tue, Mar 13, 2018 at 11:44:37AM -0400, Chuck Lever wrote:
>  	TP_fast_assign(
>  		__entry->xid = be32_to_cpu(rqstp->rq_xid);
> -		do {
> -			struct knfsd_fh fh;
> -
> -			fh_copy_shallow(&fh, &fhp->fh_handle);
> -			__entry->fh_hash = knfsd_fh_hash(&fh);
> -		} while (0);
> +		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
>  		__entry->offset = offset;
>  		__entry->len = len;
>  	),

What's that about?  Why did someone originally think we needed to copy
before hashing?

--b.

  reply	other threads:[~2018-03-14 20:52 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-13 15:43 [PATCH 00/15] NFSD trace point clean up Chuck Lever
2018-03-13 15:43 ` [PATCH 01/15] sunrpc: Remove unneeded pointer dereference Chuck Lever
2018-03-13 15:43 ` [PATCH 02/15] svc: Simplify ->xpo_secure_port Chuck Lever
2018-03-13 15:43 ` [PATCH 03/15] sunrpc: Update show_svc_xprt_flags() to include recently added flags Chuck Lever
2018-03-13 15:44 ` [PATCH 04/15] sunrpc: Move trace_svc_xprt_dequeue() Chuck Lever
2018-03-13 15:44 ` [PATCH 05/15] sunrpc: Simplify do_enqueue tracing Chuck Lever
2018-03-13 15:44 ` [PATCH 06/15] sunrpc: Simplify trace_svc_recv Chuck Lever
2018-03-13 15:44 ` [PATCH 07/15] sunrpc: Save remote presentation address in svc_xprt for trace events Chuck Lever
2018-03-14 20:35   ` J. Bruce Fields
2018-03-15  0:54     ` Chuck Lever
2018-03-15  1:43       ` Bruce Fields
2018-03-13 15:44 ` [PATCH 08/15] sunrpc: Re-purpose trace_svc_process Chuck Lever
2018-03-13 15:44 ` [PATCH 09/15] sunrpc: Report per-RPC execution stats Chuck Lever
2018-03-14 20:50   ` J. Bruce Fields
2018-03-15  1:11     ` Chuck Lever
2018-03-22 20:32       ` Chuck Lever
2018-03-22 21:01         ` Bruce Fields
2018-03-22 21:18           ` Chuck Lever
2018-03-13 15:44 ` [PATCH 10/15] nfsd: Fix NFSD trace points Chuck Lever
2018-03-13 15:44 ` [PATCH 11/15] nfsd: Record request byte count, not count of vectors Chuck Lever
2018-03-14 20:52   ` J. Bruce Fields [this message]
2018-03-15  1:18     ` Chuck Lever
2018-03-13 15:44 ` [PATCH 12/15] nfsd: Add "nfsd_" to trace point names Chuck Lever
2018-03-13 15:44 ` [PATCH 13/15] nfsd: Add I/O trace points in the NFSv4 write path Chuck Lever
2018-03-13 15:44 ` [PATCH 14/15] nfsd: Add I/O trace points in the NFSv4 read proc Chuck Lever
2018-03-13 15:44 ` [PATCH 15/15] nfsd: Trace NFSv4 COMPOUND execution Chuck Lever
2018-03-14 20:55   ` J. Bruce Fields
2018-03-15  1:29     ` Chuck Lever

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