[PATCH v17 04/15] arm64: ptrace: Rename and clean up syscall_trace_enter()

[Linus Walleij]

On Tue, Jul 21, 2026 at 10:19 AM Jinjie Ruan <ruanjinjie at huawei.com> wrote:

> Rename syscall_trace_enter() to arm64_syscall_trace_enter() to avoid
> name collisions and clarify the boundary when arm64 eventually switches
> to the generic entry infrastructure.
>
> In addition, replace direct accesses to regs->syscallno with the standard
> syscall_get_nr() helper for both trace_sys_enter() and the return value.
> This decouples the tracing logic from architecture-specific struct pt_regs
> layouts, aligning the implementation with the generic entry pattern.
>
> No functional changes intended; this is a preparation step for
> converting arm64 to the generic entry infrastructure.
>
> Cc: Mark Rutland <mark.rutland at arm.com>
> Cc: Will Deacon <will at kernel.org>
> Cc: Catalin Marinas <catalin.marinas at arm.com>
> Signed-off-by: Jinjie Ruan <ruanjinjie at huawei.com>

Reviewed-by: Linus Walleij <linusw at kernel.org>

Yours,
Linus Walleij