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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/alpha/include/asm/ptrace.h | |
| parent | Initial commit. (diff) | |
| download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip | |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/alpha/include/asm/ptrace.h')
| -rw-r--r-- | arch/alpha/include/asm/ptrace.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/ptrace.h b/arch/alpha/include/asm/ptrace.h new file mode 100644 index 000000000..df5f317ab --- /dev/null +++ b/arch/alpha/include/asm/ptrace.h @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASMAXP_PTRACE_H +#define _ASMAXP_PTRACE_H + +#include <uapi/asm/ptrace.h> + + +#define arch_has_single_step() (1) +#define user_mode(regs) (((regs)->ps & 8) != 0) +#define instruction_pointer(regs) ((regs)->pc) +#define profile_pc(regs) instruction_pointer(regs) +#define current_user_stack_pointer() rdusp() + +#define task_pt_regs(task) \ + ((struct pt_regs *) (task_stack_page(task) + 2*PAGE_SIZE) - 1) + +#define current_pt_regs() \ + ((struct pt_regs *) ((char *)current_thread_info() + 2*PAGE_SIZE) - 1) +#define signal_pt_regs current_pt_regs + +#define force_successful_syscall_return() (current_pt_regs()->r0 = 0) + +static inline unsigned long regs_return_value(struct pt_regs *regs) +{ + return regs->r0; +} + +#endif |