On 02/08/2016 11:18 AM, Scott Wood wrote: > On Mon, 2016-02-08 at 19:03 +0000, york sun wrote: >> On 02/01/2016 09:06 AM, york sun wrote: >>> On 01/25/2016 09:40 PM, Qianyu Gong wrote: >>>> >>>>> -----Original Message----- >>>>> From: Scott Wood [mailto:o...@buserror.net] >>>>> Sent: Tuesday, January 26, 2016 1:17 AM >>>>> To: Qianyu Gong <qianyu.g...@nxp.com>; u-boot@lists.denx.de >>>>> Cc: b07...@freescale.com; Shaohui Xie <shaohui....@nxp.com> >>>>> Subject: Re: [U-Boot] [Patch V3 2/3] fm: fdt: Move fman ucode fixup to >>>>> Fman >>>>> driver code >>>>> >>>>> On Mon, 2016-01-25 at 19:37 +0800, Gong Qianyu wrote: >>>>>> Both Freescale Layerscape and powerpc/mpc85xx platforms are using >>>>>> fdt_fixup_fman_firmware() to insert Fman ucode blob into the device >>>>>> tree. So move the function to driver code. >>>>>> >>>>>> Signed-off-by: Gong Qianyu <qianyu.g...@nxp.com> >>>>>> --- >>>>>> V3: >>>>>> - Remove file changes about "qe.h". >>>>>> (Should be put in the first patch of this patchset) >>>>>> V2: >>>>>> - New patch. >>>>>> >>>>>> arch/powerpc/cpu/mpc85xx/fdt.c | 125 >>>>>> ++------------------------------------ >>>>>> - >>>>>> drivers/net/fm/Makefile | 1 + >>>>>> drivers/net/fm/fdt.c | 129 >>>>>> +++++++++++++++++++++++++++++++++++++++++ >>>>>> include/fsl_fman.h | 1 + >>>>>> 4 files changed, 136 insertions(+), 120 deletions(-) >>>>> >>>>> Again, pass -M -C to git format-patch. >>>>> >>>>> -Scott >>>> >>>> I don't understand but I've already used "git format-patch -M -C --stat >>>> ...". >>>> >>> >>> Scott means using -M and -C, git should detect the moving instead of >>> adding and >>> deleting the same code. Try to add --find-copies-harder to see if it >>> generates a >>> smaller patch. >>> >> >> Qianyu, >> >> Since you are on holiday, I tried it for you. Adjusting "-M -C" doesn't >> work. >> Even you are moving the function from one file to another, "git format >> -patch" >> cannot detect the moving because both files exist before and after this >> change, >> and the change set is not significant enough to be detected. > > It looks like the patch is creating drivers/net/fm/fdt.c... >
I was fooled and tried to adjust -M with numbers. I only noticed when I compared these two files before and after this patch. Even it is moving a chunk of code from file A to file B, git cannot generate a patch saying so. York _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot