Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932236AbVKKIj7 (ORCPT ); Fri, 11 Nov 2005 03:39:59 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932243AbVKKIjZ (ORCPT ); Fri, 11 Nov 2005 03:39:25 -0500 Received: from i121.durables.org ([64.81.244.121]:10190 "EHLO waste.org") by vger.kernel.org with ESMTP id S932236AbVKKIgI (ORCPT ); Fri, 11 Nov 2005 03:36:08 -0500 Date: Fri, 11 Nov 2005 02:35:54 -0600 From: Matt Mackall To: Andrew Morton , linux-kernel@vger.kernel.org X-PatchBomber: http://selenic.com/scripts/mailpatches In-Reply-To: <10.282480653@selenic.com> Message-Id: <11.282480653@selenic.com> Subject: [PATCH 10/15] misc: Make *[ug]id16 support optional Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9700 Lines: 335 Configurable 16-bit UID and friends support This allows turning off the legacy 16 bit UID interfaces on embedded platforms. text data bss dec hex filename 3330172 529036 190556 4049764 3dcb64 vmlinux-baseline 3328268 529040 190556 4047864 3dc3f8 vmlinux Signed-off-by: Matt Mackall Index: 2.6.14-misc/init/Kconfig =================================================================== --- 2.6.14-misc.orig/init/Kconfig 2005-11-09 11:21:02.000000000 -0800 +++ 2.6.14-misc/init/Kconfig 2005-11-09 11:22:06.000000000 -0800 @@ -364,7 +364,16 @@ config SYSENTER help Disabling this feature removes sysenter handling as well as vsyscall fixmaps. - + +config UID16 + bool "Enable 16-bit UID system calls" if EMBEDDED + depends !ALPHA && !PPC && !PPC64 && !PARISC && !V850 && !ARCH_S390X + depends !X86_64 || IA32_EMULATION + depends !SPARC64 || SPARC32_COMPAT + help + This enables the legacy 16-bit UID syscall wrappers. + + config CC_OPTIMIZE_FOR_SIZE bool "Optimize for size" if EMBEDDED default y if ARM || H8300 Index: 2.6.14-misc/arch/sparc/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/sparc/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/sparc/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -9,10 +9,6 @@ config MMU bool default y -config UID16 - bool - default y - config HIGHMEM bool default y Index: 2.6.14-misc/arch/arm26/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/arm26/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/arm26/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -34,10 +34,6 @@ config FORCE_MAX_ZONEORDER int default 9 -config UID16 - bool - default y - config RWSEM_GENERIC_SPINLOCK bool default y Index: 2.6.14-misc/arch/m68k/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/m68k/Kconfig 2005-11-01 10:54:31.000000000 -0800 +++ 2.6.14-misc/arch/m68k/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -10,10 +10,6 @@ config MMU bool default y -config UID16 - bool - default y - config RWSEM_GENERIC_SPINLOCK bool default y Index: 2.6.14-misc/arch/ppc64/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/ppc64/Kconfig 2005-11-01 10:54:32.000000000 -0800 +++ 2.6.14-misc/arch/ppc64/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -13,9 +13,6 @@ config MMU config PPC_STD_MMU def_bool y -config UID16 - bool - config RWSEM_GENERIC_SPINLOCK bool Index: 2.6.14-misc/arch/sh/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/sh/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/sh/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -14,10 +14,6 @@ config SUPERH gaming console. The SuperH port has a home page at . -config UID16 - bool - default y - config RWSEM_GENERIC_SPINLOCK bool default y Index: 2.6.14-misc/arch/s390/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/s390/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/s390/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -27,11 +27,6 @@ config ARCH_S390 bool default y -config UID16 - bool - default y - depends on ARCH_S390X = 'n' - source "init/Kconfig" menu "Base setup" Index: 2.6.14-misc/arch/cris/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/cris/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/cris/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -9,10 +9,6 @@ config MMU bool default y -config UID16 - bool - default y - config RWSEM_GENERIC_SPINLOCK bool default y Index: 2.6.14-misc/arch/x86_64/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/x86_64/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/x86_64/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -517,11 +517,6 @@ config SYSVIPC_COMPAT depends on COMPAT && SYSVIPC default y -config UID16 - bool - depends on IA32_EMULATION - default y - endmenu source "net/Kconfig" Index: 2.6.14-misc/arch/arm/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/arm/Kconfig 2005-11-01 10:54:31.000000000 -0800 +++ 2.6.14-misc/arch/arm/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -46,10 +46,6 @@ config MCA (and especially the web page given there) before attempting to build an MCA bus kernel. -config UID16 - bool - default y - config RWSEM_GENERIC_SPINLOCK bool default y Index: 2.6.14-misc/arch/um/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/um/Kconfig 2005-11-01 10:54:32.000000000 -0800 +++ 2.6.14-misc/arch/um/Kconfig 2005-11-09 11:22:29.000000000 -0800 @@ -23,10 +23,6 @@ config SBUS config PCI bool -config UID16 - bool - default y - config GENERIC_CALIBRATE_DELAY bool default y Index: 2.6.14-misc/arch/m68knommu/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/m68knommu/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/m68knommu/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -17,10 +17,6 @@ config FPU bool default n -config UID16 - bool - default y - config RWSEM_GENERIC_SPINLOCK bool default y Index: 2.6.14-misc/arch/ppc/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/ppc/Kconfig 2005-11-01 10:54:32.000000000 -0800 +++ 2.6.14-misc/arch/ppc/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -8,9 +8,6 @@ config MMU bool default y -config UID16 - bool - config GENERIC_HARDIRQS bool default y Index: 2.6.14-misc/arch/parisc/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/parisc/Kconfig 2005-11-01 10:54:31.000000000 -0800 +++ 2.6.14-misc/arch/parisc/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -19,9 +19,6 @@ config MMU config STACK_GROWSUP def_bool y -config UID16 - bool - config RWSEM_GENERIC_SPINLOCK def_bool y Index: 2.6.14-misc/arch/sparc64/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/sparc64/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/sparc64/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -305,11 +305,6 @@ config COMPAT depends on SPARC32_COMPAT default y -config UID16 - bool - depends on SPARC32_COMPAT - default y - config BINFMT_ELF32 tristate "Kernel support for 32-bit ELF binaries" depends on SPARC32_COMPAT Index: 2.6.14-misc/arch/v850/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/v850/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/v850/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -10,9 +10,6 @@ mainmenu "uClinux/v850 (w/o MMU) Kernel config MMU bool default n -config UID16 - bool - default n config RWSEM_GENERIC_SPINLOCK bool default y Index: 2.6.14-misc/arch/h8300/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/h8300/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/h8300/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -21,10 +21,6 @@ config FPU bool default n -config UID16 - bool - default y - config RWSEM_GENERIC_SPINLOCK bool default y Index: 2.6.14-misc/arch/alpha/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/alpha/Kconfig 2005-10-27 17:02:08.000000000 -0700 +++ 2.6.14-misc/arch/alpha/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -18,9 +18,6 @@ config MMU bool default y -config UID16 - bool - config RWSEM_GENERIC_SPINLOCK bool Index: 2.6.14-misc/arch/i386/Kconfig =================================================================== --- 2.6.14-misc.orig/arch/i386/Kconfig 2005-11-01 10:54:31.000000000 -0800 +++ 2.6.14-misc/arch/i386/Kconfig 2005-11-09 11:21:09.000000000 -0800 @@ -29,10 +29,6 @@ config MMU config SBUS bool -config UID16 - bool - default y - config GENERIC_ISA_DMA bool default y Index: 2.6.14-misc/kernel/sys_ni.c =================================================================== --- 2.6.14-misc.orig/kernel/sys_ni.c 2005-11-09 11:20:21.000000000 -0800 +++ 2.6.14-misc/kernel/sys_ni.c 2005-11-09 11:22:56.000000000 -0800 @@ -84,6 +84,25 @@ cond_syscall(sys_inotify_add_watch); cond_syscall(sys_inotify_rm_watch); cond_syscall(sys_vm86old); cond_syscall(sys_vm86); +cond_syscall(sys_chown16); +cond_syscall(sys_fchown16); +cond_syscall(sys_getegid16); +cond_syscall(sys_geteuid16); +cond_syscall(sys_getgid16); +cond_syscall(sys_getgroups16); +cond_syscall(sys_getresgid16); +cond_syscall(sys_getresuid16); +cond_syscall(sys_getuid16); +cond_syscall(sys_lchown16); +cond_syscall(sys_setfsgid16); +cond_syscall(sys_setfsuid16); +cond_syscall(sys_setgid16); +cond_syscall(sys_setgroups16); +cond_syscall(sys_setregid16); +cond_syscall(sys_setresgid16); +cond_syscall(sys_setresuid16); +cond_syscall(sys_setreuid16); +cond_syscall(sys_setuid16); /* arch-specific weak syscall entries */ cond_syscall(sys_pciconfig_read); - 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