[PATCH] uapi elf: delete unused macros

Subsystems: exec & binfmt api, elf, linux for powerpc (32-bit and 64-bit), the rest

STALE3839d

2 messages, 2 authors, 2016-04-11 · open the first message on its own page

[PATCH] uapi elf: delete unused macros

From: mudongliang <hidden>
Date: 2015-11-06 14:45:56

From 13f516acc709d88d3162e92bc891c8e39cc9fc1a Mon Sep 17 00:00:00 2001
From: mudongliang <redacted>
Date: Fri, 6 Nov 2015 14:35:19 +0800
Subject: [PATCH] unify the comment form and delete unused macros

Signed-off-by: mudongliang <redacted>
---
 arch/powerpc/boot/elf.h  | 6 ++----
 include/uapi/linux/elf.h | 6 ++----
 2 files changed, 4 insertions(+), 8 deletions(-)
diff --git a/arch/powerpc/boot/elf.h b/arch/powerpc/boot/elf.h
index 1941bc5..e6e00ed 100644
--- a/arch/powerpc/boot/elf.h
+++ b/arch/powerpc/boot/elf.h
@@ -133,15 +133,13 @@ typedef struct elf64_phdr {
 #define	ELFCLASSNONE	0	/* EI_CLASS */
 #define	ELFCLASS32	1
 #define	ELFCLASS64	2
-#define	ELFCLASSNUM	3
 
-#define ELFDATANONE	0	/* e_ident[EI_DATA] */
+#define ELFDATANONE	0	/* EI_DATA */
 #define ELFDATA2LSB	1
 #define ELFDATA2MSB	2
 
-#define EV_NONE		0	/* e_version, EI_VERSION */
+#define EV_NONE		0	/* EI_VERSION */
 #define EV_CURRENT	1
-#define EV_NUM		2
 
 #define ELFOSABI_NONE	0
 #define ELFOSABI_LINUX	3
diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h
index 71e1d0e..ff81b20 100644
--- a/include/uapi/linux/elf.h
+++ b/include/uapi/linux/elf.h
@@ -342,15 +342,13 @@ typedef struct elf64_shdr {
 #define	ELFCLASSNONE	0		/* EI_CLASS */
 #define	ELFCLASS32	1
 #define	ELFCLASS64	2
-#define	ELFCLASSNUM	3
 
-#define ELFDATANONE	0		/* e_ident[EI_DATA] */
+#define ELFDATANONE	0		/* EI_DATA */
 #define ELFDATA2LSB	1
 #define ELFDATA2MSB	2
 
-#define EV_NONE		0		/* e_version, EI_VERSION */
+#define EV_NONE		0		/* EI_VERSION */
 #define EV_CURRENT	1
-#define EV_NUM		2
 
 #define ELFOSABI_NONE	0
 #define ELFOSABI_LINUX	3
-- 
2.1.4


-- 
My best regards to you.

     No System Is Safe!
     mudongliang

Re: uapi elf: delete unused macros

From: Michael Ellerman <mpe@ellerman.id.au>
Date: 2016-04-11 13:05:11

On Fri, 2015-06-11 at 14:45:47 UTC, =?utf-8?b?5oWV5Yas5Lqu?= wrote:
quoted hunk
quoted
From 13f516acc709d88d3162e92bc891c8e39cc9fc1a Mon Sep 17 00:00:00 2001
From: mudongliang <redacted>
Date: Fri, 6 Nov 2015 14:35:19 +0800
Subject: [PATCH] unify the comment form and delete unused macros
diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h
index 71e1d0e..ff81b20 100644
--- a/include/uapi/linux/elf.h
+++ b/include/uapi/linux/elf.h
@@ -342,15 +342,13 @@ typedef struct elf64_shdr {
 #define	ELFCLASSNONE	0		/* EI_CLASS */
 #define	ELFCLASS32	1
 #define	ELFCLASS64	2
-#define	ELFCLASSNUM	3
 
-#define ELFDATANONE	0		/* e_ident[EI_DATA] */
+#define ELFDATANONE	0		/* EI_DATA */
 #define ELFDATA2LSB	1
 #define ELFDATA2MSB	2
 
-#define EV_NONE		0		/* e_version, EI_VERSION */
+#define EV_NONE		0		/* EI_VERSION */
 #define EV_CURRENT	1
-#define EV_NUM		2
How do you know there isn't a userspace program somewhere that's using this
definition?

cheers
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