On Mon, May 23, 2022 at 05:06:07PM +0800, Medad Young wrote: > I did do "git commit --amend", > I beleve the issue is about the mail server I used, > I use gmail to send the mail due to the mail server of my company > does't support smtp > so now I should sign the commit with my gmail account. No, you should supply --author too - I had forgotten about that. commit 0876b99e4aa2bf7113070c9c0f5d0ade7ad91697 (HEAD -> refs/heads/test) Author: Medad CChien <medadyoung@xxxxxxxxx> Date: Tue May 10 11:10:54 2022 +0800 ARM: dts: nuvoton: Add memory controller node ECC must be configured in the BootBlock header. Then, you can read error counts via the EDAC kernel framework. Signed-off-by: Medad CChien <ctcchien@xxxxxxxxxxx> $ git commit --amend --author="Medad CChien <ctcchien@xxxxxxxxxxx>" [test 5d6cd85171d1] ARM: dts: nuvoton: Add memory controller node Author: Medad CChien <ctcchien@xxxxxxxxxxx> Date: Tue May 10 11:10:54 2022 +0800 1 file changed, 7 insertions(+) $ git log -p -1 commit 5d6cd85171d14e67840e672e2f96a16981243424 (HEAD -> refs/heads/test) Author: Medad CChien <ctcchien@xxxxxxxxxxx> Date: Tue May 10 11:10:54 2022 +0800 ARM: dts: nuvoton: Add memory controller node ECC must be configured in the BootBlock header. Then, you can read error counts via the EDAC kernel framework. Signed-off-by: Medad CChien <ctcchien@xxxxxxxxxxx> $ git format-patch -1 -o /tmp/ /tmp/0001-ARM-dts-nuvoton-Add-memory-controller-node.patch $ head /tmp/0001-ARM-dts-nuvoton-Add-memory-controller-node.patch >From 5d6cd85171d14e67840e672e2f96a16981243424 Mon Sep 17 00:00:00 2001 From: Medad CChien <ctcchien@xxxxxxxxxxx> ^^^^^^^^^^^^^^^^^^^^^^ Don't hesitate to look at the manpages if a tool doesn't do what you expect it to do. HTH. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette