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| author | Brian Gerst <brgerst@gmail.com> | 2020-03-13 15:51:42 -0400 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-03-21 16:03:24 +0100 |
| commit | 25c619e59b395a8c970d339f9c714302738e350e (patch) | |
| tree | 74567402d083b53756dfafac858c9ff6f70168ca /arch/x86/Kconfig | |
| parent | 121b32a58a3af89a780cf194ce3769fc4120e574 (diff) | |
| download | lwn-25c619e59b395a8c970d339f9c714302738e350e.tar.gz lwn-25c619e59b395a8c970d339f9c714302738e350e.zip | |
x86/entry/32: Enable pt_regs based syscalls
Enable pt_regs based syscalls for 32-bit. This makes the 32-bit native
kernel consistent with the 64-bit kernel, and improves the syscall
interface by not needing to push all 6 potential arguments onto the stack.
Signed-off-by: Brian Gerst <brgerst@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Dominik Brodowski <linux@dominikbrodowski.net>
Link: https://lkml.kernel.org/r/20200313195144.164260-17-brgerst@gmail.com
Diffstat (limited to 'arch/x86/Kconfig')
| -rw-r--r-- | arch/x86/Kconfig | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index beea77046f9b..9df07b2c82bd 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -30,7 +30,6 @@ config X86_64 select MODULES_USE_ELF_RELA select NEED_DMA_MAP_STATE select SWIOTLB - select ARCH_HAS_SYSCALL_WRAPPER config FORCE_DYNAMIC_FTRACE def_bool y @@ -80,6 +79,7 @@ config X86 select ARCH_HAS_STRICT_KERNEL_RWX select ARCH_HAS_STRICT_MODULE_RWX select ARCH_HAS_SYNC_CORE_BEFORE_USERMODE + select ARCH_HAS_SYSCALL_WRAPPER select ARCH_HAS_UBSAN_SANITIZE_ALL select ARCH_HAVE_NMI_SAFE_CMPXCHG select ARCH_MIGHT_HAVE_ACPI_PDC if ACPI |