Subject: Re: [PATCH] net: Convert int functions to bool

From: Joe Perches <[email-masked]>
Date: Wed, 13 Sep 2017 15:55:50 -0700

On Thu, 2017-09-14 at 01:31 +0300, Alexey Dobriyan wrote:
> > Global function ipv6_rcv_saddr_equal and static functions
> > ipv6_rcv_saddr_equal and ipv4_rcv_saddr_equal currently return int.
> > 
> > bool is slightly more descriptive for these functions so change
> > their return type from int to bool.
> 
> From code generation POV "int" is better for non-inlined functions
> especially on non-x86.

I don't agree with you here.  For instance:

$ size net/ipv4/*.o*
   text	   data	    bss	    dec	    hex	filename
   9832	     26	      0	   9858	   2682	net/ipv4/inet_connection_sock.o.arm.defconfig.new
   9860	     26	      0	   9886	   269e	net/ipv4/inet_connection_sock.o.arm.defconfig.old