This macro, regs_return_value, is used mainly for audit to record system call's results, but may also be used in test_kprobes.c.
Acked-by: Will Deacon <[email protected]> Acked-by: Richard Guy Briggs <[email protected]> Signed-off-by: AKASHI Takahiro <[email protected]> --- arch/arm64/include/asm/ptrace.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/include/asm/ptrace.h b/arch/arm64/include/asm/ptrace.h index c7ba261..a429b59 100644 --- a/arch/arm64/include/asm/ptrace.h +++ b/arch/arm64/include/asm/ptrace.h @@ -135,6 +135,11 @@ struct pt_regs { #define user_stack_pointer(regs) \ (!compat_user_mode(regs)) ? ((regs)->sp) : ((regs)->compat_sp) +static inline unsigned long regs_return_value(struct pt_regs *regs) +{ + return regs->regs[0]; +} + /* * Are the current registers suitable for user mode? (used to maintain * security in signal handlers) -- 1.7.9.5 -- Linux-audit mailing list [email protected] https://www.redhat.com/mailman/listinfo/linux-audit
