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authorArnaldo Carvalho de Melo <acme@redhat.com>2016-09-19 20:26:11 (GMT)
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-09-20 15:28:30 (GMT)
commit5f62d4fd3593bc5bb33c75238cc1d6bf0b34fac9 (patch)
treedb4bde4cf782a2b7418847f22c7c42085cc399ca /tools/perf/ui/browsers
parentbff5c3061374c37ed1262131eb333f714e5bcdf8 (diff)
downloadlinux-5f62d4fd3593bc5bb33c75238cc1d6bf0b34fac9.tar.xz
perf annotate: Resolve 'call' operands to function names
Before this patch the '_raw_spin_lock_irqsave' and 'update_rq_clock' operands were appearing just as hexadecimal numbers: update_blocked_averages /proc/kcore │ push %r12 │ push %rbx │ and $0xfffffffffffffff0,%rsp │ sub $0x40,%rsp │ add -0x662cac00(,%rdi,8),%rax │ mov %rax,%rbx │ mov %rax,%rdi │ mov %rax,0x38(%rsp) │ → callq _raw_spin_lock_irqsave │ mov %rbx,%rdi │ mov %rax,0x30(%rsp) │ → callq update_rq_clock │ mov 0x8d0(%rbx),%rax │ lea 0x8d0(%rbx),%r11 To check that all is right one can always use the 'o' hotkey and see the original objdump -dS output, that for this case is: update_blocked_averages /proc/kcore │ffffffff990d5489: push %r12 │ffffffff990d548b: push %rbx │ffffffff990d548c: and $0xfffffffffffffff0,%rsp │ffffffff990d5490: sub $0x40,%rsp │ffffffff990d5494: add -0x662cac00(,%rdi,8),%rax │ffffffff990d549c: mov %rax,%rbx │ffffffff990d549f: mov %rax,%rdi │ffffffff990d54a2: mov %rax,0x38(%rsp) │ffffffff990d54a7: → callq 0xffffffff997eb7a0 │ffffffff990d54ac: mov %rbx,%rdi │ffffffff990d54af: mov %rax,0x30(%rsp) │ffffffff990d54b4: → callq 0xffffffff990c7720 │ffffffff990d54b9: mov 0x8d0(%rbx),%rax │ffffffff990d54c0: lea 0x8d0(%rbx),%r11 Use the 'h' hotkey to see a list of available hotkeys. More work needed to cover operands for other instructions, such as 'mov', that can resolve variable names, etc. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Chris Riyder <chris.ryder@arm.com> Cc: David Ahern <dsahern@gmail.com> Cc: Hemant Kumar <hemant@linux.vnet.ibm.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Markus Trippelsdorf <markus@trippelsdorf.de> Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> Cc: Pawel Moll <pawel.moll@arm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com> Cc: Russell King <rmk+kernel@arm.linux.org.uk> Cc: Taeung Song <treeze.taeung@gmail.com> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-xqgtw9mzmzcjgwkis9kiiv1p@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/ui/browsers')
0 files changed, 0 insertions, 0 deletions