[openib-general] Re: Re: Re: [PATCH][SDP][14/22] Whitespace clean up in sdp_proto.h

Michael S. Tsirkin mst at mellanox.co.il
Tue Feb 22 13:27:02 PST 2005


Quoting r. Michael S. Tsirkin <mst at mellanox.co.il>:
> Subject: Re: Re: Re: [PATCH][SDP][14/22] Whitespace clean up in sdp_proto.h
> 
> Quoting r. Tom Duffy <tduffy at sun.com>:
> > Subject: Re: [openib-general] Re: Re: [PATCH][SDP][14/22] Whitespace clean up in sdp_proto.h
> > 
> > On Tue, 2005-02-22 at 22:32 +0200, Michael S. Tsirkin wrote:
> > > Good. By the way, do you plan to keep the convention of writing
> > > 0 == foo?
> > > 
> > > I personally dislike it (and Linux expressed the same santiment at
> > > some point), this practice unnecessary with gcc
> > > which warns if you write if (foo = 0) accidentally, and
> > > kernel code itself never does it, but some in-kernel drivers 
> > > do it ... its easy to fix more or less automatically.
> > 
> > I don't mind that one, but I don't really care.
> > 
> > How about the SDP_CHECK_NULL macro?  It is used in most (but not all)
> > places in the SDP code.  Does turning this checking off in non-debug
> > builds really speed things up a lot?
> > 
> > -tduffy
> > 
> 
> I dont expect it to give a noticeable speedup, but neither do your
> whitespace cleanups :)

To clarify: please dont replace CHECK macros, with if, rather
we shall remove them altogether from the code.
As Libor pointed out elsewhere, this has a nice effect of
turning many int functions into void, documenting in a cleaner
way the fact that we dont really expect them to fail.

-- 
MST - Michael S. Tsirkin



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