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author | Steven Rostedt (Red Hat) <rostedt@goodmis.org> | 2014-06-25 20:34:22 +0400 |
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committer | Steven Rostedt <rostedt@goodmis.org> | 2014-07-18 21:57:05 +0400 |
commit | 44304cfbcbb174057781e04a383180989d427ef8 (patch) | |
tree | 951c0e82bfef752b98c7588c3455da79cd7054a1 | |
parent | 4082b8664c2abe549a74899584483f286ad5c6c5 (diff) | |
download | linux-44304cfbcbb174057781e04a383180989d427ef8.tar.xz |
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 <ralf@linux-mips.org>
Tested-by: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
-rw-r--r-- | arch/mips/Kconfig | 1 | ||||
-rw-r--r-- | arch/mips/kernel/mcount.S | 7 |
2 files changed, 0 insertions, 8 deletions
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 |