diff options
| author | Dan Williams <dan.j.williams@intel.com> | 2016-06-02 11:06:13 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2016-07-23 11:04:23 -0700 |
| commit | fd1d961dd681d58308456049a817cbf4c0662018 (patch) | |
| tree | ac9f8db412c027094a8349205c0d3802b52d8fca /tools | |
| parent | dfa169bbee00671288df25f8ef8a2f6e13fe2581 (diff) | |
| download | linux-fd1d961dd681d58308456049a817cbf4c0662018.tar.bz2 | |
x86/insn: remove pcommit
The pcommit instruction is being deprecated in favor of either ADR
(asynchronous DRAM refresh: flush-on-power-fail) at the platform level, or
posted-write-queue flush addresses as defined by the ACPI 6.x NFIT (NVDIMM
Firmware Interface Table).
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: x86@kernel.org
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Acked-by: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/objtool/arch/x86/insn/x86-opcode-map.txt | 2 | ||||
| -rw-r--r-- | tools/perf/arch/x86/tests/insn-x86-dat-32.c | 2 | ||||
| -rw-r--r-- | tools/perf/arch/x86/tests/insn-x86-dat-64.c | 2 | ||||
| -rw-r--r-- | tools/perf/arch/x86/tests/insn-x86-dat-src.c | 4 | ||||
| -rw-r--r-- | tools/perf/util/intel-pt-decoder/x86-opcode-map.txt | 2 |
5 files changed, 2 insertions, 10 deletions
diff --git a/tools/objtool/arch/x86/insn/x86-opcode-map.txt b/tools/objtool/arch/x86/insn/x86-opcode-map.txt index d388de72eaca..28632ee68377 100644 --- a/tools/objtool/arch/x86/insn/x86-opcode-map.txt +++ b/tools/objtool/arch/x86/insn/x86-opcode-map.txt @@ -947,7 +947,7 @@ GrpTable: Grp15 4: XSAVE 5: XRSTOR | lfence (11B) 6: XSAVEOPT | clwb (66) | mfence (11B) -7: clflush | clflushopt (66) | sfence (11B) | pcommit (66),(11B) +7: clflush | clflushopt (66) | sfence (11B) EndTable GrpTable: Grp16 diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-32.c b/tools/perf/arch/x86/tests/insn-x86-dat-32.c index 3b491cfe204e..38a48daed154 100644 --- a/tools/perf/arch/x86/tests/insn-x86-dat-32.c +++ b/tools/perf/arch/x86/tests/insn-x86-dat-32.c @@ -654,5 +654,3 @@ "0f c7 1d 78 56 34 12 \txrstors 0x12345678",}, {{0x0f, 0xc7, 0x9c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 8, 0, "", "", "0f c7 9c c8 78 56 34 12 \txrstors 0x12345678(%eax,%ecx,8)",}, -{{0x66, 0x0f, 0xae, 0xf8, }, 4, 0, "", "", -"66 0f ae f8 \tpcommit ",}, diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-64.c b/tools/perf/arch/x86/tests/insn-x86-dat-64.c index 4fe7cce179c4..1f11ea85b60f 100644 --- a/tools/perf/arch/x86/tests/insn-x86-dat-64.c +++ b/tools/perf/arch/x86/tests/insn-x86-dat-64.c @@ -764,5 +764,3 @@ "0f c7 9c c8 78 56 34 12 \txrstors 0x12345678(%rax,%rcx,8)",}, {{0x41, 0x0f, 0xc7, 0x9c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 9, 0, "", "", "41 0f c7 9c c8 78 56 34 12 \txrstors 0x12345678(%r8,%rcx,8)",}, -{{0x66, 0x0f, 0xae, 0xf8, }, 4, 0, "", "", -"66 0f ae f8 \tpcommit ",}, diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-src.c b/tools/perf/arch/x86/tests/insn-x86-dat-src.c index 41b1b1c62660..033b8a6fdab9 100644 --- a/tools/perf/arch/x86/tests/insn-x86-dat-src.c +++ b/tools/perf/arch/x86/tests/insn-x86-dat-src.c @@ -866,10 +866,6 @@ int main(void) #endif /* #ifndef __x86_64__ */ - /* pcommit */ - - asm volatile("pcommit"); - /* Following line is a marker for the awk script - do not change */ asm volatile("rdtsc"); /* Stop here */ diff --git a/tools/perf/util/intel-pt-decoder/x86-opcode-map.txt b/tools/perf/util/intel-pt-decoder/x86-opcode-map.txt index d388de72eaca..28632ee68377 100644 --- a/tools/perf/util/intel-pt-decoder/x86-opcode-map.txt +++ b/tools/perf/util/intel-pt-decoder/x86-opcode-map.txt @@ -947,7 +947,7 @@ GrpTable: Grp15 4: XSAVE 5: XRSTOR | lfence (11B) 6: XSAVEOPT | clwb (66) | mfence (11B) -7: clflush | clflushopt (66) | sfence (11B) | pcommit (66),(11B) +7: clflush | clflushopt (66) | sfence (11B) EndTable GrpTable: Grp16 |