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authorArnd Bergmann <arnd@arndb.de>2024-05-08 17:13:34 +0200
committerArnd Bergmann <arnd@arndb.de>2024-07-10 14:23:38 +0200
commit505d66d1abfb90853e24ab6cbdf83b611473d6fc (patch)
tree3af6512a4ddedb9fe9bba6217ab9621eb8d32a01 /arch/parisc
parentkbuild: add syscall table generation to scripts/Makefile.asm-headers (diff)
downloadlinux-505d66d1abfb90853e24ab6cbdf83b611473d6fc.tar.xz
linux-505d66d1abfb90853e24ab6cbdf83b611473d6fc.zip
clone3: drop __ARCH_WANT_SYS_CLONE3 macro
When clone3() was introduced, it was not obvious how each architecture deals with setting up the stack and keeping the register contents in a fork()-like system call, so this was left for the architecture maintainers to implement, with __ARCH_WANT_SYS_CLONE3 defined by those that already implement it. Five years later, we still have a few architectures left that are missing clone3(), and the macro keeps getting in the way as it's fundamentally different from all the other __ARCH_WANT_SYS_* macros that are meant to provide backwards-compatibility with applications using older syscalls that are no longer provided by default. Address this by reversing the polarity of the macro, adding an __ARCH_BROKEN_SYS_CLONE3 macro to all architectures that don't already provide the syscall, and remove __ARCH_WANT_SYS_CLONE3 from all the other ones. Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/parisc')
-rw-r--r--arch/parisc/include/asm/unistd.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/parisc/include/asm/unistd.h b/arch/parisc/include/asm/unistd.h
index e38f9a90ac15..98851ff7699a 100644
--- a/arch/parisc/include/asm/unistd.h
+++ b/arch/parisc/include/asm/unistd.h
@@ -160,7 +160,6 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \
#define __ARCH_WANT_SYS_FORK
#define __ARCH_WANT_SYS_VFORK
#define __ARCH_WANT_SYS_CLONE
-#define __ARCH_WANT_SYS_CLONE3
#define __ARCH_WANT_COMPAT_SYS_SENDFILE
#define __ARCH_WANT_COMPAT_STAT