[PATCH v3 1/1] kdump: append uts_namespace.name offset to VMCOREINFO

[gregkh at linuxfoundation.org]

On Fri, Jan 08, 2021 at 06:22:24PM +0800, Baoquan He wrote:
> On 01/08/21 at 10:07am, HAGIO KAZUHITO(萩尾 一仁) wrote:
> > Hi Baoquan,
> > 
> > -----Original Message-----
> > > On 09/30/20 at 12:23pm, Alexander Egorenkov wrote:
> > > > The offset of the field 'init_uts_ns.name' has changed
> > > > since commit 9a56493f6942 ("uts: Use generic ns_common::count").
> > > 
> > > This patch is merged into 5.11-rc1, but we met the makedumpfile failure
> > > of kdump test case in 5.10.0 kernel. Should affect 5.9 too since
> > > commit 9a56493f6942 is merged into 5.9-rc2.
> > 
> > Hmm, commit 9a56493f6942 should have been merged into 5.11-rc1
> > together with commit ca4a9241cc5e.
> 
> Checked on master branch of mainline kernel, commit 9a56493f6942 is in
> 5.9-rc1.


No, that commit is in 5.11-rc1, not 5.9-rc1:
	$ git describe --contains 9a56493f6942
	v5.11-rc1~182^2~9

> commit ca4a9241cc5e is merged into 5.11-rc1.
> 
> commit 9a56493f6942c0e2df1579986128721da96e00d8
> Author: Kirill Tkhai <ktkhai at virtuozzo.com>
> Date:   Mon Aug 3 13:16:21 2020 +0300
> 
>     uts: Use generic ns_common::count
> 
> 
> commit ca4a9241cc5e718de86a34afd41972869546a5e3
> Author: Alexander Egorenkov <egorenar at linux.ibm.com>
> Date:   Tue Dec 15 20:45:31 2020 -0800
> 
>     kdump: append uts_namespace.name offset to VMCOREINFO


Are you all sure this is needed in 5.10.y?

thanks,

greg k-h