linux-kernel - [PATCH v3 2/6] mips: remove unused macros

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Message-Id: <1543481016-18500-3-git-send-email-firoz.khan@linaro.org>
Date:   Thu, 29 Nov 2018 14:13:32 +0530
From:   Firoz Khan <firoz.khan@...aro.org>
To:     linux-mips@...ux-mips.org, Ralf Baechle <ralf@...ux-mips.org>,
        Paul Burton <paul.burton@...s.com>,
        James Hogan <jhogan@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Philippe Ombredanne <pombredanne@...b.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Kate Stewart <kstewart@...uxfoundation.org>
Cc:     y2038@...ts.linaro.org, arnd@...db.de,
        linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        deepa.kernel@...il.com, marcin.juszkiewicz@...aro.org,
        firoz.khan@...aro.org
Subject: [PATCH v3 2/6] mips: remove unused macros

Remove NR_syscalls from asm/unistd.h as there is no
users to use NR_syscalls macro in mips kernel.

MAX_SYSCALL_NO can also remove as there is commit
2957c9e61ee9 ("[MIPS] IRIX: Goodbye and thanks for
all the fish"), eight years ago.

Signed-off-by: Firoz Khan <firoz.khan@...aro.org>
---
 arch/mips/include/asm/unistd.h | 8 --------
 arch/mips/kernel/scall32-o32.S | 3 ---
 2 files changed, 11 deletions(-)

diff --git a/arch/mips/include/asm/unistd.h b/arch/mips/include/asm/unistd.h
index c68b8ae..d7ee846 100644
--- a/arch/mips/include/asm/unistd.h
+++ b/arch/mips/include/asm/unistd.h
@@ -14,14 +14,6 @@
 
 #include <uapi/asm/unistd.h>
 
-#ifdef CONFIG_MIPS32_N32
-#define NR_syscalls  (__NR_N32_Linux + __NR_N32_Linux_syscalls)
-#elif defined(CONFIG_64BIT)
-#define NR_syscalls  (__NR_64_Linux + __NR_64_Linux_syscalls)
-#else
-#define NR_syscalls  (__NR_O32_Linux + __NR_O32_Linux_syscalls)
-#endif
-
 #ifndef __ASSEMBLY__
 
 #define __ARCH_WANT_NEW_STAT
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 91d3c8c..fea6edb 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -22,9 +22,6 @@
 #include <asm/war.h>
 #include <asm/asm-offsets.h>
 
-/* Highest syscall used of any syscall flavour */
-#define MAX_SYSCALL_NO	__NR_O32_Linux + __NR_O32_Linux_syscalls
-
 	.align	5
 NESTED(handle_sys, PT_SIZE, sp)
 	.set	noat
-- 
1.9.1