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f8781c4a22
linux-next/arch/x86/entry
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Dominik Brodowski f8781c4a22 syscalls/x86: Unconditionally enable 'struct pt_regs' based syscalls on x86_64 
Removing CONFIG_SYSCALL_PTREGS from arch/x86/Kconfig and simply selecting
ARCH_HAS_SYSCALL_WRAPPER unconditionally on x86-64 allows us to simplify
several codepaths.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/20180405095307.3730-7-linux@dominikbrodowski.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2018-04-05 16:59:38 +02:00
..
syscalls syscalls/x86: Use 'struct pt_regs' based syscall calling for IA32_EMULATION and x32 2018-04-05 16:59:38 +02:00
vdso x86/cpu: Remove the CONFIG_X86_PPRO_FENCE=y quirk 2018-03-20 10:01:05 +01:00
vsyscall syscalls/x86: Unconditionally enable 'struct pt_regs' based syscalls on x86_64 2018-04-05 16:59:38 +02:00
calling.h x86/entry/64: Simplify ENCODE_FRAME_POINTER 2018-02-21 16:54:07 +01:00
common.c syscalls/x86: Unconditionally enable 'struct pt_regs' based syscalls on x86_64 2018-04-05 16:59:38 +02:00
entry_32.S Revert "x86/retpoline: Simplify vmexit_fill_RSB()" 2018-02-20 09:38:26 +01:00
entry_64_compat.S x86/entry/64/compat: Save one instruction in entry_INT80_compat() 2018-03-07 07:57:31 +01:00
entry_64.S x86/syscalls: Don't pointlessly reload the system call number 2018-04-05 16:59:24 +02:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
syscall_32.c syscalls/x86: Unconditionally enable 'struct pt_regs' based syscalls on x86_64 2018-04-05 16:59:38 +02:00
syscall_64.c syscalls/x86: Unconditionally enable 'struct pt_regs' based syscalls on x86_64 2018-04-05 16:59:38 +02:00
thunk_32.S x86: move exports to actual definitions 2016-08-07 23:47:15 -04:00
thunk_64.S x86: move exports to actual definitions 2016-08-07 23:47:15 -04:00