From mboxrd@z Thu Jan  1 00:00:00 1970
Content-Type: multipart/mixed; boundary="===============8273575549634787713=="
MIME-Version: 1.0
From: Chen, Rong A <rong.a.chen@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [RFC PATCH 3/3] ovl: implement stacked mmap for shared map
Date: Sun, 30 Aug 2020 15:10:03 +0800
Message-ID: <401f96d7-2c7e-835c-98ae-343cfd228b86@intel.com>
In-Reply-To: <4ac1b013-6193-da70-3384-d8878a247fbc@mykernel.net>
List-Id: <oe-kbuild-all.lists.linux.dev>

--===============8273575549634787713==
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: quoted-printable



On 8/29/2020 8:28 PM, cgxu wrote:
> On 8/29/20 7:35 PM, kernel test robot wrote:
>> Hi Chengguang,
>>
>> [FYI, it's a private test report for your RFC patch.]
>> [auto build test ERROR on miklos-vfs/overlayfs-next]
>> [also build test ERROR on v5.9-rc2 next-20200828]
>> [cannot apply to hnaz-linux-mm/master]
>> [If your patch is applied to the wrong git tree, kindly drop us a note.
>> And when submitting patch, we suggest to use '--base' as documented in
>> https://git-scm.com/docs/git-format-patch]
>>
>> url: =

>> https://github.com/0day-ci/linux/commits/Chengguang-Xu/ovl-stacked-mmap-=
for-shared-map/20200829-175321
>> base: =

>> https://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs.git =

>> overlayfs-next
>> config: sh-allmodconfig (attached as .config)
>> compiler: sh4-linux-gcc (GCC) 9.3.0
>> reproduce (this is a W=3D1 build):
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 wget =

>> https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross =

>> -O ~/bin/make.cross
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 chmod +x ~/bin/make.cro=
ss
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 # save the attached .co=
nfig to linux build tree
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 COMPILER_INSTALL_PATH=
=3D$HOME/0day COMPILER=3Dgcc-9.3.0 =

>> make.cross ARCH=3Dsh
>>
>> If you fix the issue, kindly add following tag as appropriate
>> Reported-by: kernel test robot <lkp@intel.com>
>
> It seems missed applying two previous patches in the patch set, =

> actually, the patch set is based on miklos-vfs/overlayfs-next.

Hi Chengguang,

Thanks for the feedback, we'll take a look.

Best Regards,
Rong Chen


>
> cgxu
>
>>
>> All error/warnings (new ones prefixed by >>):
>>
>> =C2=A0=C2=A0=C2=A0 fs/overlayfs/file.c:37:14: warning: no previous proto=
type for =

>> 'ovl_get_realfile' [-Wmissing-prototypes]
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 37 | struct file *ovl_get_realfile(=
struct file *file)
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 |=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 ^~~~~~~~~~~=
~~~~~
>> =C2=A0=C2=A0=C2=A0 fs/overlayfs/file.c:44:6: warning: no previous protot=
ype for =

>> 'ovl_set_realfile' [-Wmissing-prototypes]
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 44 | void ovl_set_realfile(struct f=
ile *file, struct file =

>> *realfile)
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 |=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0 ^~~~~~~~~~~~~~~~
>> =C2=A0=C2=A0=C2=A0 fs/overlayfs/file.c:51:36: warning: no previous proto=
type for =

>> 'ovl_get_real_vmops' [-Wmissing-prototypes]
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 51 | const struct vm_operations_str=
uct =

>> *ovl_get_real_vmops(struct file *file)
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 | ^~~~~~~~~~~~~~~=
~~~
>> =C2=A0=C2=A0=C2=A0 fs/overlayfs/file.c:58:6: warning: no previous protot=
ype for =

>> 'ovl_set_real_vmops' [-Wmissing-prototypes]
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 58 | void ovl_set_real_vmops(struct=
 file *file,
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 |=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0 ^~~~~~~~~~~~~~~~~~
>> =C2=A0=C2=A0=C2=A0 fs/overlayfs/file.c: In function 'ovl_fault':
>>>> fs/overlayfs/file.c:518:6: error: implicit declaration of function =

>>>> 'fault_flag_check' [-Werror=3Dimplicit-function-declaration]
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 518 |=C2=A0 if (fault_flag_check(vmf, FAU=
LT_FLAG_TRIED)) {
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 |=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0 ^~~~~~~~~~~~~~~~
>>>> fs/overlayfs/file.c:551:10: error: implicit declaration of function =

>>>> 'maybe_unlock_mmap_for_io' [-Werror=3Dimplicit-function-declaration]
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 551 |=C2=A0=C2=A0 fpin =3D maybe_unlock_m=
map_for_io(vmf, NULL);
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 |=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 ^~~~~~~~~~~~~~~~~~~~~~~~
>>>> fs/overlayfs/file.c:551:8: warning: assignment to 'struct file *' =

>>>> from 'int' makes pointer from integer without a cast =

>>>> [-Wint-conversion]
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 551 |=C2=A0=C2=A0 fpin =3D maybe_unlock_m=
map_for_io(vmf, NULL);
>> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 |=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0=C2=A0=C2=A0 ^
>> =C2=A0=C2=A0=C2=A0 cc1: some warnings being treated as errors
>>
>> # =

>> https://github.com/0day-ci/linux/commit/a33b1899ccf797aa55f56333a2700cfb=
c67487cc
>> git remote add linux-review https://github.com/0day-ci/linux
>> git fetch --no-tags linux-review =

>> Chengguang-Xu/ovl-stacked-mmap-for-shared-map/20200829-175321
>> git checkout a33b1899ccf797aa55f56333a2700cfbc67487cc
>> vim +/fault_flag_check +518 fs/overlayfs/file.c
>>
>> =C2=A0=C2=A0=C2=A0 504
>> =C2=A0=C2=A0=C2=A0 505=C2=A0=C2=A0=C2=A0 vm_fault_t ovl_fault(struct vm_=
fault *vmf)
>> =C2=A0=C2=A0=C2=A0 506=C2=A0=C2=A0=C2=A0 {
>> =C2=A0=C2=A0=C2=A0 507=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 struct =
vm_area_struct *vma =3D vmf->vma;
>> =C2=A0=C2=A0=C2=A0 508=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 struct =
file *file =3D vma->vm_file;
>> =C2=A0=C2=A0=C2=A0 509=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 struct =
file *realfile;
>> =C2=A0=C2=A0=C2=A0 510=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 struct =
file *fpin, *tmp;
>> =C2=A0=C2=A0=C2=A0 511=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 struct =
inode *inode =3D file_inode(file);
>> =C2=A0=C2=A0=C2=A0 512=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 struct =
inode *realinode;
>> =C2=A0=C2=A0=C2=A0 513=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 const s=
truct cred *old_cred;
>> =C2=A0=C2=A0=C2=A0 514=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 bool re=
try_allowed;
>> =C2=A0=C2=A0=C2=A0 515=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 vm_faul=
t_t ret;
>> =C2=A0=C2=A0=C2=A0 516=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 int err=
 =3D 0;
>> =C2=A0=C2=A0=C2=A0 517
>> =C2=A0 > 518=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 if (fault_flag_ch=
eck(vmf, FAULT_FLAG_TRIED)) {
>> =C2=A0=C2=A0=C2=A0 519=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 realfile =3D ovl_get_realfile(file);
>> =C2=A0=C2=A0=C2=A0 520
>> =C2=A0=C2=A0=C2=A0 521=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 if (!ovl_has_upperdata(inode) ||
>> =C2=A0=C2=A0=C2=A0 522=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 realfile->f_inode !=3D ovl_inode=
_upper(inode) ||
>> =C2=A0=C2=A0=C2=A0 523=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 !realfile->f_op->mmap)
>> =C2=A0=C2=A0=C2=A0 524=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 return VM_FAULT_SIGBUS;
>> =C2=A0=C2=A0=C2=A0 525
>> =C2=A0=C2=A0=C2=A0 526=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 if (!ovl_get_real_vmops(file)) {
>> =C2=A0=C2=A0=C2=A0 527=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 old_cred =3D ovl_override_creds(=
inode->i_sb);
>> =C2=A0=C2=A0=C2=A0 528=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 err =3D call_mmap(realfile, vma);
>> =C2=A0=C2=A0=C2=A0 529=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 revert_creds(old_cred);
>> =C2=A0=C2=A0=C2=A0 530
>> =C2=A0=C2=A0=C2=A0 531=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 vma->vm_file =3D file;
>> =C2=A0=C2=A0=C2=A0 532=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 if (err) {
>> =C2=A0=C2=A0=C2=A0 533=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 vma->vm_=
ops =3D &ovl_vm_ops;
>> =C2=A0=C2=A0=C2=A0 534=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 return V=
M_FAULT_SIGBUS;
>> =C2=A0=C2=A0=C2=A0 535=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 }
>> =C2=A0=C2=A0=C2=A0 536=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 ovl_set_real_vmops(file, vma->vm=
_ops);
>> =C2=A0=C2=A0=C2=A0 537=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 vma->vm_ops =3D &ovl_vm_ops;
>> =C2=A0=C2=A0=C2=A0 538=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 }
>> =C2=A0=C2=A0=C2=A0 539
>> =C2=A0=C2=A0=C2=A0 540=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 retry_allowed =3D fault_flag_check(vmf, =

>> FAULT_FLAG_ALLOW_RETRY);
>> =C2=A0=C2=A0=C2=A0 541=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 if (retry_allowed)
>> =C2=A0=C2=A0=C2=A0 542=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 vma->vm_flags &=3D ~FAULT_FLAG_A=
LLOW_RETRY;
>> =C2=A0=C2=A0=C2=A0 543=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 vma->vm_file =3D realfile;
>> =C2=A0=C2=A0=C2=A0 544=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 ret =3D ovl_get_real_vmops(file)->fault(vmf);
>> =C2=A0=C2=A0=C2=A0 545=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 vma->vm_file =3D file;
>> =C2=A0=C2=A0=C2=A0 546=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 if (retry_allowed)
>> =C2=A0=C2=A0=C2=A0 547=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 vma->vm_flags |=3D FAULT_FLAG_AL=
LOW_RETRY;
>> =C2=A0=C2=A0=C2=A0 548=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 return ret;
>> =C2=A0=C2=A0=C2=A0 549
>> =C2=A0=C2=A0=C2=A0 550=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 } else {
>> =C2=A0 > 551=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0 fpin =3D maybe_unlock_mmap_for_io(vmf, NULL);
>> =C2=A0=C2=A0=C2=A0 552=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 if (!fpin)
>> =C2=A0=C2=A0=C2=A0 553=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 return VM_FAULT_SIGBUS;
>> =C2=A0=C2=A0=C2=A0 554
>> =C2=A0=C2=A0=C2=A0 555=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 ret =3D VM_FAULT_RETRY;
>> =C2=A0=C2=A0=C2=A0 556=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 if (!ovl_has_upperdata(inode)) {
>> =C2=A0=C2=A0=C2=A0 557=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 err =3D ovl_copy_up_with_data(fi=
le->f_path.dentry);
>> =C2=A0=C2=A0=C2=A0 558=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 if (err)
>> =C2=A0=C2=A0=C2=A0 559=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 goto out;
>> =C2=A0=C2=A0=C2=A0 560=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 }
>> =C2=A0=C2=A0=C2=A0 561
>> =C2=A0=C2=A0=C2=A0 562=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 realinode =3D ovl_inode_realdata(inode);
>> =C2=A0=C2=A0=C2=A0 563=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 realfile =3D ovl_open_realfile(file, realinode);
>> =C2=A0=C2=A0=C2=A0 564=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 if (IS_ERR(realfile))
>> =C2=A0=C2=A0=C2=A0 565=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 goto out;
>> =C2=A0=C2=A0=C2=A0 566
>> =C2=A0=C2=A0=C2=A0 567=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 tmp =3D ovl_get_realfile(file);
>> =C2=A0=C2=A0=C2=A0 568=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 ovl_set_realfile(file, realfile);
>> =C2=A0=C2=A0=C2=A0 569=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 fput(tmp);
>> =C2=A0=C2=A0=C2=A0 570
>> =C2=A0=C2=A0=C2=A0 571=C2=A0=C2=A0=C2=A0 out:
>> =C2=A0=C2=A0=C2=A0 572=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 fput(fpin);
>> =C2=A0=C2=A0=C2=A0 573=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0 return ret;
>> =C2=A0=C2=A0=C2=A0 574=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 }
>> =C2=A0=C2=A0=C2=A0 575=C2=A0=C2=A0=C2=A0 }
>> =C2=A0=C2=A0=C2=A0 576
>>
>> ---
>> 0-DAY CI Kernel Test Service, Intel Corporation
>> https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
>>
>

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