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Ingo Molnar 5320266124 perf/core improvements and fixes: 
User visible:
 
 - Add ability to specify to select which registers to record,
   to reduce the size of perf.data files, and also allow printing
   the registers in 'perf script': (Stephane Eranian)
 
     # perf record --intr-regs=AX,SP usleep 1
     [ perf record: Woken up 1 times to write data ]
     [ perf record: Captured and wrote 0.016 MB perf.data (8 samples) ]
     # perf script -F ip,sym,iregs | tail -5
      ffffffff8105f42a native_write_msr_safe   AX:0xf    SP:0xffff8802629c3c00
      ffffffff8105f42a native_write_msr_safe   AX:0xf    SP:0xffff8802629c3c00
      ffffffff81761ac0 _raw_spin_lock   AX:0xffff8801bfcf8020    SP:0xffff8802629c3ce8
      ffffffff81202bf8 __vma_adjust_trans_huge   AX:0x7ffc75200000    SP:0xffff8802629c3b30
      ffffffff8122b089 dput   AX:0x101    SP:0xffff8802629c3c78
     #
 
 Infrastructure:
 
 - Open event on evsel cpus and threads (Kan Liang)
 
 - New bpf API to get name from a BPF object (Wang Nan)
 
 Build fixes:
 
 - Fix build on powerpc broken by pt/bts (Adrian Hunter)
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Pull perf/core improvements and fixes from Arnaldo Carvalho de Melo:

User visible changes:

  - Add ability to specify to select which registers to record,
    to reduce the size of perf.data files, and also allow printing
    the registers in 'perf script': (Stephane Eranian)

      # perf record --intr-regs=AX,SP usleep 1
      [ perf record: Woken up 1 times to write data ]
      [ perf record: Captured and wrote 0.016 MB perf.data (8 samples) ]
      # perf script -F ip,sym,iregs | tail -5
       ffffffff8105f42a native_write_msr_safe   AX:0xf    SP:0xffff8802629c3c00
       ffffffff8105f42a native_write_msr_safe   AX:0xf    SP:0xffff8802629c3c00
       ffffffff81761ac0 _raw_spin_lock   AX:0xffff8801bfcf8020    SP:0xffff8802629c3ce8
       ffffffff81202bf8 __vma_adjust_trans_huge   AX:0x7ffc75200000    SP:0xffff8802629c3b30
       ffffffff8122b089 dput   AX:0x101    SP:0xffff8802629c3c78
      #

Infrastructure changes:

  - Open event on evsel cpus and threads. (Kan Liang)

  - Add new bpf API to get name from a BPF object. (Wang Nan)

Build fixes:

  - Fix build on powerpc broken by pt/bts. (Adrian Hunter)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-09-01 10:25:57 +02:00
..
api Merge branch 'linus' into perf/core, to refresh the branch 2015-07-21 07:57:44 +02:00
bpf bpf tools: New API to get name from a BPF object 2015-08-31 16:53:15 -03:00
lockdep tools/liblockdep: Use the rbtree header provided by common tools headers 2015-08-25 09:44:23 +02:00
symbol tools lib symbol: Start carving out symbol parsing routines from perf 2013-12-13 10:30:20 -03:00
traceevent tools lib traceeveent: Allow for negative numbers in print format 2015-08-28 11:47:40 -03:00
util tools lib: Move asm-generic/bitops/find.h code to tools/include and tools/lib 2014-12-17 11:14:48 -03:00
hweight.c tools: Copy lib/hweight.c from the kernel sources 2015-07-09 16:29:56 -03:00
rbtree.c tools: Copy lib/rbtree.c to tools/lib/ 2015-07-05 22:48:21 -03:00