[PATCH] mtd: cfi: Deiline large functions

Brian Norris computersforpeace at gmail.com
Wed May 27 12:44:33 PDT 2015


On Mon, May 18, 2015 at 12:58:40PM +0200, Denys Vlasenko wrote:
> With this .config: http://busybox.net/~vda/kernel_config,
> after uninlining these functions have sizes and callsite counts
> as follows:
> 
> cfi_udelay(): 74 bytes, 26 callsites
> cfi_send_gen_cmd(): 153 bytes, 95 callsites
> cfi_build_cmd(): 274 bytes, 123 callsites
> cfi_build_cmd_addr(): 49 bytes, 15 callsites
> cfi_merge_status(): 230 bytes, 3 callsites
> 
> Reduction in code size is about 50,000:
> 
>     text     data      bss       dec     hex filename
> 85842882 22294584 20627456 128764922 7accbfa vmlinux.before
> 85789648 22294616 20627456 128711720 7abfc28 vmlinux
> 
> Signed-off-by: Denys Vlasenko <dvlasenk at redhat.com>
> CC: Dan Carpenter <dan.carpenter at oracle.com>
> CC: Jingoo Han <jg1.han at samsung.com>
> CC: Brian Norris <computersforpeace at gmail.com>
> CC: Aaron Sierra <asierra at xes-inc.com>
> CC: Artem Bityutskiy <Artem.Bityutskiy at linux.intel.com>
> CC: David Woodhouse <David.Woodhouse at intel.com>
> CC: linux-mtd at lists.infradead.org
> CC: linux-kernel at vger.kernel.org

Fixed the subject and applied to l2-mtd.git.

For my reference, did you test this, or just compile test?

Brian



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