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Date:   Fri, 31 Jul 2020 14:08:42 +1000
From:   Stephen Rothwell <sfr@canb.auug.org.au>
To:     Shaokun Zhang <zhangshaokun@hisilicon.com>
Cc:     Linux Next Mailing List <linux-next@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Christoph Hellwig <hch@lst.de>,
        Al Viro <viro@zeniv.linux.org.uk>
Subject: Re: linux-next: Tree for Jul 30 [build failure on arm64]
Message-ID: <20200731140842.46abe589@canb.auug.org.au>
In-Reply-To: <72b073ba-ee41-1a1c-ce6c-ffd8b5936b09@hisilicon.com>
References: <20200730214659.0fbfdfc4@canb.auug.org.au>
        <72b073ba-ee41-1a1c-ce6c-ffd8b5936b09@hisilicon.com>
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Hi all,

On Fri, 31 Jul 2020 10:46:52 +0800 Shaokun Zhang <zhangshaokun@hisilicon.co=
m> wrote:
>
> There's a build failure on arm64:
>=20
> In file included from ./include/linux/compat.h:17:0,
>                  from ./arch/arm64/include/asm/stat.h:13,
>                  from ./include/linux/stat.h:6,
>                  from ./include/linux/sysfs.h:22,
>                  from ./include/linux/kobject.h:20,
>                  from ./include/linux/of.h:17,
>                  from ./include/linux/irqdomain.h:35,
>                  from ./include/linux/acpi.h:13,
>                  from ./include/acpi/apei.h:9,
>                  from ./include/acpi/ghes.h:5,
>                  from ./include/linux/arm_sdei.h:8,
>                  from arch/arm64/kernel/asm-offsets.c:10:
> ./include/linux/fs.h: In function =E2=80=98vfs_whiteout=E2=80=99:
> ./include/linux/fs.h:1709:32: error: =E2=80=98S_IFCHR=E2=80=99 undeclared=
 (first use in this function)
>   return vfs_mknod(dir, dentry, S_IFCHR | WHITEOUT_MODE, WHITEOUT_DEV);
>                                 ^
> ./include/linux/fs.h:1709:32: note: each undeclared identifier is reporte=
d only once for each
> function it appears in
> ./include/linux/fs.h: At top level:
> ./include/linux/fs.h:1855:46: warning: =E2=80=98struct kstat=E2=80=99 dec=
lared inside parameter list
>   int (*getattr) (const struct path *, struct kstat *, u32, unsigned int);
>                                               ^
> ./include/linux/fs.h:1855:46: warning: its scope is only this definition =
or declaration, which is
> probably not what you want
> ./include/linux/fs.h: In function =E2=80=98__mandatory_lock=E2=80=99:
> ./include/linux/fs.h:2325:25: error: =E2=80=98S_ISGID=E2=80=99 undeclared=
 (first use in this function)
>   return (ino->i_mode & (S_ISGID | S_IXGRP)) =3D=3D S_ISGID;
>                          ^
> ./include/linux/fs.h:2325:35: error: =E2=80=98S_IXGRP=E2=80=99 undeclared=
 (first use in this function)
>   return (ino->i_mode & (S_ISGID | S_IXGRP)) =3D=3D S_ISGID;
>                                    ^
> ./include/linux/fs.h: In function =E2=80=98invalidate_remote_inode=E2=80=
=99:
> ./include/linux/fs.h:2588:6: error: implicit declaration of function =E2=
=80=98S_ISREG=E2=80=99
> [-Werror=3Dimplicit-function-declaration]
>   if (S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) ||
>       ^
> ./include/linux/fs.h:2588:32: error: implicit declaration of function =E2=
=80=98S_ISDIR=E2=80=99
> [-Werror=3Dimplicit-function-declaration]
>   if (S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) ||
>                                 ^
> ./include/linux/fs.h:2589:6: error: implicit declaration of function =E2=
=80=98S_ISLNK=E2=80=99
> [-Werror=3Dimplicit-function-declaration]
>       S_ISLNK(inode->i_mode))
>       ^
> ./include/linux/fs.h: In function =E2=80=98execute_ok=E2=80=99:
> ./include/linux/fs.h:2768:26: error: =E2=80=98S_IXUGO=E2=80=99 undeclared=
 (first use in this function)
>   return (inode->i_mode & S_IXUGO) || S_ISDIR(inode->i_mode);

Presumably caused by commit

  b902bfb3f0e9 ("arm64: stop using <asm/compat.h> directly")

--=20
Cheers,
Stephen Rothwell

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