diff options
Diffstat (limited to 'tools/perf/builtin-c2c.c')
| -rw-r--r-- | tools/perf/builtin-c2c.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c index 52d94c7dd836..56974eae0638 100644 --- a/tools/perf/builtin-c2c.c +++ b/tools/perf/builtin-c2c.c @@ -524,7 +524,7 @@ static int dcacheline_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, char buf[20]; if (he->mem_info) - addr = cl_address(he->mem_info->daddr.addr); + addr = cl_address(he->mem_info->daddr.addr, chk_double_cl); return scnprintf(hpp->buf, hpp->size, "%*s", width, HEX_STR(buf, addr)); } @@ -562,7 +562,7 @@ static int offset_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, char buf[20]; if (he->mem_info) - addr = cl_offset(he->mem_info->daddr.al_addr); + addr = cl_offset(he->mem_info->daddr.al_addr, chk_double_cl); return scnprintf(hpp->buf, hpp->size, "%*s", width, HEX_STR(buf, addr)); } @@ -574,9 +574,10 @@ offset_cmp(struct perf_hpp_fmt *fmt __maybe_unused, uint64_t l = 0, r = 0; if (left->mem_info) - l = cl_offset(left->mem_info->daddr.addr); + l = cl_offset(left->mem_info->daddr.addr, chk_double_cl); + if (right->mem_info) - r = cl_offset(right->mem_info->daddr.addr); + r = cl_offset(right->mem_info->daddr.addr, chk_double_cl); return (int64_t)(r - l); } @@ -2590,7 +2591,7 @@ perf_c2c_cacheline_browser__title(struct hist_browser *browser, he = cl_browser->he; if (he->mem_info) - addr = cl_address(he->mem_info->daddr.addr); + addr = cl_address(he->mem_info->daddr.addr, chk_double_cl); scnprintf(bf, size, "Cacheline 0x%lx", addr); return 0; @@ -2788,15 +2789,16 @@ static int ui_quirks(void) if (!c2c.use_stdio) { dim_offset.width = 5; dim_offset.header = header_offset_tui; - nodestr = "CL"; + nodestr = chk_double_cl ? "Double-CL" : "CL"; } dim_percent_costly_snoop.header = percent_costly_snoop_header[c2c.display]; /* Fix the zero line for dcacheline column. */ - buf = fill_line("Cacheline", dim_dcacheline.width + - dim_dcacheline_node.width + - dim_dcacheline_count.width + 4); + buf = fill_line(chk_double_cl ? "Double-Cacheline" : "Cacheline", + dim_dcacheline.width + + dim_dcacheline_node.width + + dim_dcacheline_count.width + 4); if (!buf) return -ENOMEM; @@ -3037,6 +3039,7 @@ static int perf_c2c__report(int argc, const char **argv) OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"), OPT_BOOLEAN(0, "stitch-lbr", &c2c.stitch_lbr, "Enable LBR callgraph stitching approach"), + OPT_BOOLEAN(0, "double-cl", &chk_double_cl, "Detect adjacent cacheline false sharing"), OPT_PARENT(c2c_options), OPT_END() }; |