From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joe Perches Date: Thu, 07 Jan 2016 19:44:06 +0000 Subject: Re: [PATCH] net-thunder: One check less in nicvf_register_interrupts() after error detection Message-Id: <1452195846.4028.24.camel@perches.com> List-Id: References: <566ABCD9.1060404@users.sourceforge.net> <5685A273.6070607@users.sourceforge.net> <20160107110701.GE25086@rric.localdomain> <568EBCE7.4060502@users.sourceforge.net> In-Reply-To: <568EBCE7.4060502@users.sourceforge.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org On Thu, 2016-01-07 at 20:30 +0100, SF Markus Elfring wrote: > > > Adjust a jump target to eliminate a check before error logging. > > > Use the identifier "report_failure" instead of "err". > > I don't see much value in those changes > Thanks for your feedback. > > Using the 'err' label is ok as it is not misleading and common use. > Is such a short jump label enough explanation for the information > "what" and "why"? When there is only one type of error possible, yes. > > And, there is no need to optimize the check since this is not the > > fast path > Really? - Is it a bit more efficient to avoid a double check for the > variable "ret" at the end of the current implementation for the > discussed function? Before asking questions you could answer yourself, please look at object code produced by the compiler before and after your proposed changes.