From: Steven Rostedt (Red Hat) Date: Wed, 25 Jun 2014 16:34:22 +0000 (-0400) Subject: MIPS: ftrace: Remove check of obsolete variable function_trace_stop X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=44304cfbcbb174057781e04a383180989d427ef8;p=sagit-ice-cold%2Fkernel_xiaomi_msm8998.git MIPS: ftrace: Remove check of obsolete variable function_trace_stop Nothing sets function_trace_stop to disable function tracing anymore. Remove the check for it in the arch code. Cc: Ralf Baechle Tested-by: James Hogan Signed-off-by: Steven Rostedt --- diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 4e238e6e661c..10f270bd3e25 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -15,7 +15,6 @@ config MIPS select HAVE_BPF_JIT if !CPU_MICROMIPS select ARCH_HAVE_CUSTOM_GPIO_H select HAVE_FUNCTION_TRACER - select HAVE_FUNCTION_TRACE_MCOUNT_TEST select HAVE_DYNAMIC_FTRACE select HAVE_FTRACE_MCOUNT_RECORD select HAVE_C_RECORDMCOUNT diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S index 539b6294b613..00940d1d5c4f 100644 --- a/arch/mips/kernel/mcount.S +++ b/arch/mips/kernel/mcount.S @@ -74,10 +74,6 @@ _mcount: #endif /* When tracing is activated, it calls ftrace_caller+8 (aka here) */ - lw t1, function_trace_stop - bnez t1, ftrace_stub - nop - MCOUNT_SAVE_REGS #ifdef KBUILD_MCOUNT_RA_ADDRESS PTR_S MCOUNT_RA_ADDRESS_REG, PT_R12(sp) @@ -105,9 +101,6 @@ ftrace_stub: #else /* ! CONFIG_DYNAMIC_FTRACE */ NESTED(_mcount, PT_SIZE, ra) - lw t1, function_trace_stop - bnez t1, ftrace_stub - nop PTR_LA t1, ftrace_stub PTR_L t2, ftrace_trace_function /* Prepare t2 for (1) */ bne t1, t2, static_trace