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| author | Brian Gerst <brgerst@gmail.com> | 2020-03-13 15:51:43 -0400 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-03-21 16:03:25 +0100 |
| commit | 0f78ff17112d8b3469b805ff4ea9780cc1e5c93b (patch) | |
| tree | 43bab69de60c1a887f54180536717883215152ca /arch/x86/include/asm/syscall.h | |
| parent | 25c619e59b395a8c970d339f9c714302738e350e (diff) | |
| download | linux-0f78ff17112d8b3469b805ff4ea9780cc1e5c93b.tar.gz linux-0f78ff17112d8b3469b805ff4ea9780cc1e5c93b.tar.bz2 linux-0f78ff17112d8b3469b805ff4ea9780cc1e5c93b.zip | |
x86/entry: Drop asmlinkage from syscalls
asmlinkage is no longer required since the syscall ABI is now fully under
x86 architecture control. This makes the 32-bit native syscalls a bit more
effecient by passing in regs via EAX instead of on 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>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
Link: https://lkml.kernel.org/r/20200313195144.164260-18-brgerst@gmail.com
Diffstat (limited to 'arch/x86/include/asm/syscall.h')
| -rw-r--r-- | arch/x86/include/asm/syscall.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/syscall.h b/arch/x86/include/asm/syscall.h index e413c836a826..643529417f74 100644 --- a/arch/x86/include/asm/syscall.h +++ b/arch/x86/include/asm/syscall.h @@ -16,7 +16,7 @@ #include <asm/thread_info.h> /* for TS_COMPAT */ #include <asm/unistd.h> -typedef asmlinkage long (*sys_call_ptr_t)(const struct pt_regs *); +typedef long (*sys_call_ptr_t)(const struct pt_regs *); extern const sys_call_ptr_t sys_call_table[]; #if defined(CONFIG_X86_32) |