diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-03-14 19:15:16 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-03-14 19:15:16 -0300 |
| commit | 65eab2bc7dab326ee892ec5a4c749470b368b51a (patch) | |
| tree | 341189a55a3d021db7f1c8a8e5b4772b6c782c25 /arch/s390/include/asm/ftrace.h | |
| parent | f693dac4794fae99c04f75a3a1a5c4018bb33144 (diff) | |
| parent | 09688c0166e76ce2fb85e86b9d99be8b0084cdf9 (diff) | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes that went thru perf/urgent.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'arch/s390/include/asm/ftrace.h')
| -rw-r--r-- | arch/s390/include/asm/ftrace.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/s390/include/asm/ftrace.h b/arch/s390/include/asm/ftrace.h index 267f70f4393f..6f80ec9c04be 100644 --- a/arch/s390/include/asm/ftrace.h +++ b/arch/s390/include/asm/ftrace.h @@ -47,15 +47,17 @@ struct ftrace_regs { static __always_inline struct pt_regs *arch_ftrace_get_regs(struct ftrace_regs *fregs) { - return &fregs->regs; + struct pt_regs *regs = &fregs->regs; + + if (test_pt_regs_flag(regs, PIF_FTRACE_FULL_REGS)) + return regs; + return NULL; } static __always_inline void ftrace_instruction_pointer_set(struct ftrace_regs *fregs, unsigned long ip) { - struct pt_regs *regs = arch_ftrace_get_regs(fregs); - - regs->psw.addr = ip; + fregs->regs.psw.addr = ip; } /* |