Re: [PATCH v2] arch: arm: uapi: be sure of "_UAPI" prefix for allguard macros

From: Christoffer Dall
Date: Thu Nov 14 2013 - 13:28:50 EST

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In reply to: Chen Gang: "[PATCH v2] arch: arm: uapi: be sure of "_UAPI" prefix for all guardmacros"
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On Thu, Nov 14, 2013 at 10:42:31AM +0800, Chen Gang wrote:
> For all uapi headers, need use "_UAPI" prefix for its guard macro
> (which will be stripped by "scripts/headers_installer.sh").
>
> Additional completions:
>
> - be sure that all "endif" need be appended related comment, also it
> has and only has one empty line above and no any lines below either.
>
> - be sure that all normal uapi header files need content guard macro.
>
> - remove the default "kvm_para.h" and add 'generic-y' in Kbuild.
>
> - remove the detail address of Free Software Foundation (or can not
> pass "scripts/checkpatch.pl").
>

for the kvm/arm part I guess it looks fine.

-Christoffer

>
>
> Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
> ---
> arch/arm/include/uapi/asm/Kbuild | 3 ++-
> arch/arm/include/uapi/asm/byteorder.h | 7 +++----
> arch/arm/include/uapi/asm/fcntl.h | 6 +++---
> arch/arm/include/uapi/asm/ioctls.h | 6 +++---
> arch/arm/include/uapi/asm/kvm.h | 8 ++++----
> arch/arm/include/uapi/asm/kvm_para.h | 1 -
> arch/arm/include/uapi/asm/mman.h | 5 +++++
> arch/arm/include/uapi/asm/perf_regs.h | 7 ++++---
> arch/arm/include/uapi/asm/posix_types.h | 6 +++---
> arch/arm/include/uapi/asm/ptrace.h | 1 -
> arch/arm/include/uapi/asm/setup.h | 1 -
> arch/arm/include/uapi/asm/sigcontext.h | 7 +++----
> arch/arm/include/uapi/asm/signal.h | 1 -
> arch/arm/include/uapi/asm/stat.h | 6 +++---
> arch/arm/include/uapi/asm/statfs.h | 7 ++++---
> 15 files changed, 37 insertions(+), 35 deletions(-)
> delete mode 100644 arch/arm/include/uapi/asm/kvm_para.h
>
> diff --git a/arch/arm/include/uapi/asm/Kbuild b/arch/arm/include/uapi/asm/Kbuild
> index 70a1c9d..12a65af 100644
> --- a/arch/arm/include/uapi/asm/Kbuild
> +++ b/arch/arm/include/uapi/asm/Kbuild
> @@ -1,11 +1,12 @@
> # UAPI Header export list
> include include/uapi/asm-generic/Kbuild.asm
>
> +generic-y += kvm_para.h
> +
> header-y += byteorder.h
> header-y += fcntl.h
> header-y += hwcap.h
> header-y += ioctls.h
> -header-y += kvm_para.h
> header-y += mman.h
> header-y += perf_regs.h
> header-y += posix_types.h
> diff --git a/arch/arm/include/uapi/asm/byteorder.h b/arch/arm/include/uapi/asm/byteorder.h
> index 7737974..ffd1e93 100644
> --- a/arch/arm/include/uapi/asm/byteorder.h
> +++ b/arch/arm/include/uapi/asm/byteorder.h
> @@ -12,8 +12,8 @@
> * and word accesses (data or instruction) appear as:
> * d0...d31
> */
> -#ifndef __ASM_ARM_BYTEORDER_H
> -#define __ASM_ARM_BYTEORDER_H
> +#ifndef _UAPI__ASM_ARM_BYTEORDER_H
> +#define _UAPI__ASM_ARM_BYTEORDER_H
>
> #ifdef __ARMEB__
> #include <linux/byteorder/big_endian.h>
> @@ -21,5 +21,4 @@
> #include <linux/byteorder/little_endian.h>
> #endif
>
> -#endif
> -
> +#endif /* _UAPI__ASM_ARM_BYTEORDER_H */
> diff --git a/arch/arm/include/uapi/asm/fcntl.h b/arch/arm/include/uapi/asm/fcntl.h
> index a80b660..4cde9c4 100644
> --- a/arch/arm/include/uapi/asm/fcntl.h
> +++ b/arch/arm/include/uapi/asm/fcntl.h
> @@ -1,5 +1,5 @@
> -#ifndef _ARM_FCNTL_H
> -#define _ARM_FCNTL_H
> +#ifndef _UAPI_ARM_FCNTL_H
> +#define _UAPI_ARM_FCNTL_H
>
> #define O_DIRECTORY 040000 /* must be a directory */
> #define O_NOFOLLOW 0100000 /* don't follow links */
> @@ -8,4 +8,4 @@
>
> #include <asm-generic/fcntl.h>
>
> -#endif
> +#endif /* _UAPI_ARM_FCNTL_H */
> diff --git a/arch/arm/include/uapi/asm/ioctls.h b/arch/arm/include/uapi/asm/ioctls.h
> index 9c96298..a9d8008 100644
> --- a/arch/arm/include/uapi/asm/ioctls.h
> +++ b/arch/arm/include/uapi/asm/ioctls.h
> @@ -1,8 +1,8 @@
> -#ifndef __ASM_ARM_IOCTLS_H
> -#define __ASM_ARM_IOCTLS_H
> +#ifndef _UAPI__ASM_ARM_IOCTLS_H
> +#define _UAPI__ASM_ARM_IOCTLS_H
>
> #define FIOQSIZE 0x545E
>
> #include <asm-generic/ioctls.h>
>
> -#endif
> +#endif /* _UAPI__ASM_ARM_IOCTLS_H */
> diff --git a/arch/arm/include/uapi/asm/kvm.h b/arch/arm/include/uapi/asm/kvm.h
> index c498b60..f44fad1 100644
> --- a/arch/arm/include/uapi/asm/kvm.h
> +++ b/arch/arm/include/uapi/asm/kvm.h
> @@ -13,11 +13,11 @@
> *
> * You should have received a copy of the GNU General Public License
> * along with this program; if not, write to the Free Software
> - * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
> + * Foundation (the address is in a copy of the GPL).
> */
>
> -#ifndef __ARM_KVM_H__
> -#define __ARM_KVM_H__
> +#ifndef _UAPI__ARM_KVM_H__
> +#define _UAPI__ARM_KVM_H__
>
> #include <linux/types.h>
> #include <asm/ptrace.h>
> @@ -178,4 +178,4 @@ struct kvm_arch_memory_slot {
> #define KVM_PSCI_RET_INVAL ((unsigned long)-2)
> #define KVM_PSCI_RET_DENIED ((unsigned long)-3)
>
> -#endif /* __ARM_KVM_H__ */
> +#endif /* _UAPI__ARM_KVM_H__ */
> diff --git a/arch/arm/include/uapi/asm/kvm_para.h b/arch/arm/include/uapi/asm/kvm_para.h
> deleted file mode 100644
> index 14fab8f..0000000
> --- a/arch/arm/include/uapi/asm/kvm_para.h
> +++ /dev/null
> @@ -1 +0,0 @@
> -#include <asm-generic/kvm_para.h>
> diff --git a/arch/arm/include/uapi/asm/mman.h b/arch/arm/include/uapi/asm/mman.h
> index 41f99c5..bf6ac7c 100644
> --- a/arch/arm/include/uapi/asm/mman.h
> +++ b/arch/arm/include/uapi/asm/mman.h
> @@ -1,4 +1,9 @@
> +#ifndef _UAPI_ARM_MMAN_H
> +#define _UAPI_ARM_MMAN_H
> +
> #include <asm-generic/mman.h>
>
> #define arch_mmap_check(addr, len, flags) \
> (((flags) & MAP_FIXED && (addr) < FIRST_USER_ADDRESS) ? -EINVAL : 0)
> +
> +#endif /* _UAPI_ARM_MMAN_H */
> diff --git a/arch/arm/include/uapi/asm/perf_regs.h b/arch/arm/include/uapi/asm/perf_regs.h
> index ce59448..61e86fb 100644
> --- a/arch/arm/include/uapi/asm/perf_regs.h
> +++ b/arch/arm/include/uapi/asm/perf_regs.h
> @@ -1,5 +1,5 @@
> -#ifndef _ASM_ARM_PERF_REGS_H
> -#define _ASM_ARM_PERF_REGS_H
> +#ifndef _UAPI_ASM_ARM_PERF_REGS_H
> +#define _UAPI_ASM_ARM_PERF_REGS_H
>
> enum perf_event_arm_regs {
> PERF_REG_ARM_R0,
> @@ -20,4 +20,5 @@ enum perf_event_arm_regs {
> PERF_REG_ARM_PC,
> PERF_REG_ARM_MAX,
> };
> -#endif /* _ASM_ARM_PERF_REGS_H */
> +
> +#endif /* _UAPI_ASM_ARM_PERF_REGS_H */
> diff --git a/arch/arm/include/uapi/asm/posix_types.h b/arch/arm/include/uapi/asm/posix_types.h
> index d2de9cb..d0e3856 100644
> --- a/arch/arm/include/uapi/asm/posix_types.h
> +++ b/arch/arm/include/uapi/asm/posix_types.h
> @@ -10,8 +10,8 @@
> * Changelog:
> * 27-06-1996 RMK Created
> */
> -#ifndef __ARCH_ARM_POSIX_TYPES_H
> -#define __ARCH_ARM_POSIX_TYPES_H
> +#ifndef _UAPI__ARCH_ARM_POSIX_TYPES_H
> +#define _UAPI__ARCH_ARM_POSIX_TYPES_H
>
> /*
> * This file is generally used by user-level software, so you need to
> @@ -34,4 +34,4 @@ typedef unsigned short __kernel_old_dev_t;
>
> #include <asm-generic/posix_types.h>
>
> -#endif
> +#endif /* _UAPI__ARCH_ARM_POSIX_TYPES_H */
> diff --git a/arch/arm/include/uapi/asm/ptrace.h b/arch/arm/include/uapi/asm/ptrace.h
> index 5af0ed1..9fd79dd 100644
> --- a/arch/arm/include/uapi/asm/ptrace.h
> +++ b/arch/arm/include/uapi/asm/ptrace.h
> @@ -151,7 +151,6 @@ struct pt_regs {
> */
> #define ARM_VFPREGS_SIZE ( 32 * 8 /*fpregs*/ + 4 /*fpscr*/ )
>
> -
> #endif /* __ASSEMBLY__ */
>
> #endif /* _UAPI__ASM_ARM_PTRACE_H */
> diff --git a/arch/arm/include/uapi/asm/setup.h b/arch/arm/include/uapi/asm/setup.h
> index 979ff40..be889f3 100644
> --- a/arch/arm/include/uapi/asm/setup.h
> +++ b/arch/arm/include/uapi/asm/setup.h
> @@ -183,5 +183,4 @@ struct tagtable {
> #define for_each_tag(t,base) \
> for (t = base; t->hdr.size; t = tag_next(t))
>
> -
> #endif /* _UAPI__ASMARM_SETUP_H */
> diff --git a/arch/arm/include/uapi/asm/sigcontext.h b/arch/arm/include/uapi/asm/sigcontext.h
> index fc0b80b..f6aa372 100644
> --- a/arch/arm/include/uapi/asm/sigcontext.h
> +++ b/arch/arm/include/uapi/asm/sigcontext.h
> @@ -1,5 +1,5 @@
> -#ifndef _ASMARM_SIGCONTEXT_H
> -#define _ASMARM_SIGCONTEXT_H
> +#ifndef _UAPI_ASMARM_SIGCONTEXT_H
> +#define _UAPI_ASMARM_SIGCONTEXT_H
>
> /*
> * Signal context structure - contains all info to do with the state
> @@ -30,5 +30,4 @@ struct sigcontext {
> unsigned long fault_address;
> };
>
> -
> -#endif
> +#endif /* _UAPI_ASMARM_SIGCONTEXT_H */
> diff --git a/arch/arm/include/uapi/asm/signal.h b/arch/arm/include/uapi/asm/signal.h
> index 33073bd..8954e9a 100644
> --- a/arch/arm/include/uapi/asm/signal.h
> +++ b/arch/arm/include/uapi/asm/signal.h
> @@ -116,5 +116,4 @@ typedef struct sigaltstack {
> size_t ss_size;
> } stack_t;
>
> -
> #endif /* _UAPI_ASMARM_SIGNAL_H */
> diff --git a/arch/arm/include/uapi/asm/stat.h b/arch/arm/include/uapi/asm/stat.h
> index 42c0c13..57addf5 100644
> --- a/arch/arm/include/uapi/asm/stat.h
> +++ b/arch/arm/include/uapi/asm/stat.h
> @@ -1,5 +1,5 @@
> -#ifndef _ASMARM_STAT_H
> -#define _ASMARM_STAT_H
> +#ifndef _UAPI_ASMARM_STAT_H
> +#define _UAPI_ASMARM_STAT_H
>
> struct __old_kernel_stat {
> unsigned short st_dev;
> @@ -84,4 +84,4 @@ struct stat64 {
> unsigned long long st_ino;
> };
>
> -#endif
> +#endif /* _UAPI_ASMARM_STAT_H */
> diff --git a/arch/arm/include/uapi/asm/statfs.h b/arch/arm/include/uapi/asm/statfs.h
> index 079447c..ebcb391 100644
> --- a/arch/arm/include/uapi/asm/statfs.h
> +++ b/arch/arm/include/uapi/asm/statfs.h
> @@ -1,5 +1,5 @@
> -#ifndef _ASMARM_STATFS_H
> -#define _ASMARM_STATFS_H
> +#ifndef _UAPI_ASMARM_STATFS_H
> +#define _UAPI_ASMARM_STATFS_H
>
> /*
> * With EABI there is 4 bytes of padding added to this structure.
> @@ -9,4 +9,5 @@
> #define ARCH_PACK_STATFS64 __attribute__((packed,aligned(4)))
>
> #include <asm-generic/statfs.h>
> -#endif
> +
> +#endif /* _UAPI_ASMARM_STATFS_H */
> --
> 1.7.7.6

--
Christoffer
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Next message: Clemens Ladisch: "Re: [PATCH] CPU Jitter RNG: inclusion into kernel crypto API and/dev/random"
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In reply to: Chen Gang: "[PATCH v2] arch: arm: uapi: be sure of "_UAPI" prefix for all guardmacros"
Next in thread: Chen Gang: "Re: [PATCH v2] arch: arm: uapi: be sure of "_UAPI" prefix for allguard macros"
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