Hi Andrew, I think this patch has already been picked up to your tree, but I noticed a typo in the commit message just now. Please see below. On Wed, Oct 30, 2019 at 3:40 PM Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> wrote: > > The user-space cannot compile <asm/ipcbuf.h> due to some missing type > definitions. For example, building it for x86 fails as follows: > > CC usr/include/asm/ipcbuf.h.s > In file included from ./usr/include/asm/ipcbuf.h:1:0, > from <command-line>:32: > ./usr/include/asm-generic/ipcbuf.h:21:2: error: unknown type name ‘__kernel_key_t’ > __kernel_key_t key; > ^~~~~~~~~~~~~~ > ./usr/include/asm-generic/ipcbuf.h:22:2: error: unknown type name ‘__kernel_uid32_t’ > __kernel_uid32_t uid; > ^~~~~~~~~~~~~~~~ > ./usr/include/asm-generic/ipcbuf.h:23:2: error: unknown type name ‘__kernel_gid32_t’ > __kernel_gid32_t gid; > ^~~~~~~~~~~~~~~~ > ./usr/include/asm-generic/ipcbuf.h:24:2: error: unknown type name ‘__kernel_uid32_t’ > __kernel_uid32_t cuid; > ^~~~~~~~~~~~~~~~ > ./usr/include/asm-generic/ipcbuf.h:25:2: error: unknown type name ‘__kernel_gid32_t’ > __kernel_gid32_t cgid; > ^~~~~~~~~~~~~~~~ > ./usr/include/asm-generic/ipcbuf.h:26:2: error: unknown type name ‘__kernel_mode_t’ > __kernel_mode_t mode; > ^~~~~~~~~~~~~~~ > ./usr/include/asm-generic/ipcbuf.h:28:35: error: ‘__kernel_mode_t’ undeclared here (not in a function) > unsigned char __pad1[4 - sizeof(__kernel_mode_t)]; > ^~~~~~~~~~~~~~~ > ./usr/include/asm-generic/ipcbuf.h:31:2: error: unknown type name ‘__kernel_ulong_t’ > __kernel_ulong_t __unused1; > ^~~~~~~~~~~~~~~~ > ./usr/include/asm-generic/ipcbuf.h:32:2: error: unknown type name ‘__kernel_ulong_t’ > __kernel_ulong_t __unused2; > ^~~~~~~~~~~~~~~~ > > It is just a matter of missing include directive. > > Include <asm/posix_types.h> to make it self-contained, and add it to Include <linux/posix_type.h> to make ... Could you please fix it up locally? Thank you. Masahiro Yamada > the compile-test coverage. > > Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> > --- > > arch/s390/include/uapi/asm/ipcbuf.h | 2 ++ > arch/sparc/include/uapi/asm/ipcbuf.h | 2 ++ > arch/xtensa/include/uapi/asm/ipcbuf.h | 2 ++ > include/uapi/asm-generic/ipcbuf.h | 2 ++ > usr/include/Makefile | 1 - > 5 files changed, 8 insertions(+), 1 deletion(-) > > diff --git a/arch/s390/include/uapi/asm/ipcbuf.h b/arch/s390/include/uapi/asm/ipcbuf.h > index 5b1c4f47c656..1030cd186899 100644 > --- a/arch/s390/include/uapi/asm/ipcbuf.h > +++ b/arch/s390/include/uapi/asm/ipcbuf.h > @@ -2,6 +2,8 @@ > #ifndef __S390_IPCBUF_H__ > #define __S390_IPCBUF_H__ > > +#include <linux/posix_types.h> > + > /* > * The user_ipc_perm structure for S/390 architecture. > * Note extra padding because this structure is passed back and forth > diff --git a/arch/sparc/include/uapi/asm/ipcbuf.h b/arch/sparc/include/uapi/asm/ipcbuf.h > index 9d0d125500e2..5b933a598a33 100644 > --- a/arch/sparc/include/uapi/asm/ipcbuf.h > +++ b/arch/sparc/include/uapi/asm/ipcbuf.h > @@ -2,6 +2,8 @@ > #ifndef __SPARC_IPCBUF_H > #define __SPARC_IPCBUF_H > > +#include <linux/posix_types.h> > + > /* > * The ipc64_perm structure for sparc/sparc64 architecture. > * Note extra padding because this structure is passed back and forth > diff --git a/arch/xtensa/include/uapi/asm/ipcbuf.h b/arch/xtensa/include/uapi/asm/ipcbuf.h > index a57afa0b606f..3bd0642f6660 100644 > --- a/arch/xtensa/include/uapi/asm/ipcbuf.h > +++ b/arch/xtensa/include/uapi/asm/ipcbuf.h > @@ -12,6 +12,8 @@ > #ifndef _XTENSA_IPCBUF_H > #define _XTENSA_IPCBUF_H > > +#include <linux/posix_types.h> > + > /* > * Pad space is left for: > * - 32-bit mode_t and seq > diff --git a/include/uapi/asm-generic/ipcbuf.h b/include/uapi/asm-generic/ipcbuf.h > index 7d80dbd336fb..41a01b494fc7 100644 > --- a/include/uapi/asm-generic/ipcbuf.h > +++ b/include/uapi/asm-generic/ipcbuf.h > @@ -2,6 +2,8 @@ > #ifndef __ASM_GENERIC_IPCBUF_H > #define __ASM_GENERIC_IPCBUF_H > > +#include <linux/posix_types.h> > + > /* > * The generic ipc64_perm structure: > * Note extra padding because this structure is passed back and forth > diff --git a/usr/include/Makefile b/usr/include/Makefile > index 57b20f7b6729..70f8fe256aed 100644 > --- a/usr/include/Makefile > +++ b/usr/include/Makefile > @@ -16,7 +16,6 @@ override c_flags = $(UAPI_CFLAGS) -Wp,-MD,$(depfile) -I$(objtree)/usr/include > # Please consider to fix the header first. > # > # Sorted alphabetically. > -header-test- += asm/ipcbuf.h > header-test- += asm/msgbuf.h > header-test- += asm/sembuf.h > header-test- += asm/shmbuf.h > -- > 2.17.1 > -- Best Regards Masahiro Yamada