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ptrace/arm: Rename tracehook_report_syscall report_syscall

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Make the arm and arm64 code more concise and less confusing by
renaming the architecture specific tracehook_report_syscall to
report_syscall.

Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lkml.kernel.org/r/20220309162454.123006-2-ebiederm@xmission.com
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman 2022-01-27 11:27:10 -06:00
parent 19397e8b54
commit 42da6b7e7d
2 changed files with 6 additions and 8 deletions
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7
arch/arm/kernel/ptrace.c
View File

@ -831,8 +831,7 @@ enum ptrace_syscall_dir {
PTRACE_SYSCALL_EXIT,
};
static void tracehook_report_syscall(struct pt_regs *regs,
enum ptrace_syscall_dir dir)
static void report_syscall(struct pt_regs *regs, enum ptrace_syscall_dir dir)
{
unsigned long ip;
@ -856,7 +855,7 @@ asmlinkage int syscall_trace_enter(struct pt_regs *regs)
int scno;
if (test_thread_flag(TIF_SYSCALL_TRACE))
tracehook_report_syscall(regs, PTRACE_SYSCALL_ENTER);
report_syscall(regs, PTRACE_SYSCALL_ENTER);
/* Do seccomp after ptrace; syscall may have changed. */
#ifdef CONFIG_HAVE_ARCH_SECCOMP_FILTER
@ -897,5 +896,5 @@ asmlinkage void syscall_trace_exit(struct pt_regs *regs)
trace_sys_exit(regs, regs_return_value(regs));
if (test_thread_flag(TIF_SYSCALL_TRACE))
tracehook_report_syscall(regs, PTRACE_SYSCALL_EXIT);
report_syscall(regs, PTRACE_SYSCALL_EXIT);
}

7
arch/arm64/kernel/ptrace.c
View File

@ -1792,8 +1792,7 @@ enum ptrace_syscall_dir {
PTRACE_SYSCALL_EXIT,
};
static void tracehook_report_syscall(struct pt_regs *regs,
enum ptrace_syscall_dir dir)
static void report_syscall(struct pt_regs *regs, enum ptrace_syscall_dir dir)
{
int regno;
unsigned long saved_reg;
@ -1842,7 +1841,7 @@ int syscall_trace_enter(struct pt_regs *regs)
unsigned long flags = read_thread_flags();
if (flags & (_TIF_SYSCALL_EMU | _TIF_SYSCALL_TRACE)) {
tracehook_report_syscall(regs, PTRACE_SYSCALL_ENTER);
report_syscall(regs, PTRACE_SYSCALL_ENTER);
if (flags & _TIF_SYSCALL_EMU)
return NO_SYSCALL;
}
@ -1870,7 +1869,7 @@ void syscall_trace_exit(struct pt_regs *regs)
trace_sys_exit(regs, syscall_get_return_value(current, regs));
if (flags & (_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP))
tracehook_report_syscall(regs, PTRACE_SYSCALL_EXIT);
report_syscall(regs, PTRACE_SYSCALL_EXIT);
rseq_syscall(regs);
}