- 27 May, 2009 16 commits
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Peter Zijlstra authored
Signed-off-by:
Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> Cc: Mike Galbraith <efault@gmx.de> LKML-Reference: <20090527182101.229504802@chello.nl> Signed-off-by:
Ingo Molnar <mingo@elte.hu>
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Peter Zijlstra authored
Signed-off-by:
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Peter Zijlstra authored
option parsing for dynamic sorting. Signed-off-by:
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Peter Zijlstra authored
Make the sorting and printing dynamic. Signed-off-by:
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Peter Zijlstra authored
In preparation for configurable sorting, rework the histgram code a bit. Signed-off-by:
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Peter Zijlstra authored
Allow to use vmlinux instead of kallsyms. Signed-off-by:
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Peter Zijlstra authored
Some distros seem to store debuginfo in weird places. Signed-off-by:
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Ingo Molnar authored
Pekka reported build failure in builtin-report.c: CC builtin-report.o In file included from builtin-report.c:7: /usr/include/ctype.h:102: error: expected expression before token And observed: | Removing #include <ctype.h> from builtin-report.c makes the problem | go away. I am running Ubuntu 9.04 that has gcc 4.3.3 and libc 2.9. Reported-by:Pekka J Enberg <penberg@cs.helsinki.fi> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by:
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Mike Galbraith authored
Perf record bails if no command argument is provided, so you can't use naked -a or -p to profile a running task or the whole box. Allow foreground profiling of an existing pid or the entire system. [ Impact: fix command option handling bug ] Signed-off-by:
Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by:
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Ingo Molnar authored
Add Git's pager.c (and sigchain) code. A command only has to call setup_pager() to get paged interactive output. Non-interactive (redirected, command-piped, etc.) uses are not affected. Update perf-report to make use of this. [ Impact: new feature ] Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by: -
Ingo Molnar authored
output.perf is only output to perf-record - it's input to perf-report. So change it to a more direction-neutral name. Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by: -
Ingo Molnar authored
Tighten up our C code requirements: - disallow warnings - disallow declarations-mixed-with-statements - require proper prototypes - require C99 (with gcc extensions) Fix up a ton of problems these measures unearth: - unused functions - needlessly global functions - missing prototypes - code mixed with declarations Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <20090526222155.GJ4424@ghostprotocols.net> Signed-off-by: -
Arnaldo Carvalho de Melo authored
perf: report should show the IP only in --verbose mode [acme@emilia ~]$ perf report | head 4.95 find [k] _spin_lock 2.19 find [k] ext3fs_dirhash [ext3] 1.87 find [k] __rcu_read_lock 1.86 find [k] _atomic_dec_and_lock 1.86 find [.] /lib64/libc-2.5.so: __GI_strlen 1.85 find [k] __kmalloc 1.62 find [.] /lib64/libc-2.5.so: vfprintf 1.59 find [k] __rcu_read_unlock 1.55 find [k] __d_lookup Signed-off-by:
Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <20090526224614.GK4424@ghostprotocols.net> Signed-off-by:
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Ingo Molnar authored
- allow 'W' symbols too - Convert initializations to C99 style - whitespace cleanups Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <20090526222155.GJ4424@ghostprotocols.net> Signed-off-by: -
Arnaldo Carvalho de Melo authored
Just like we do for userspace when reading the symtab, reducing the number of entries we insert on the symbols rbtree. Before: [acme@emilia ~]$ rm -f perf_report.perf ; perf record -o perf_report.perf perf stat perf report > /dev/null Performance counter stats for 'perf': 218.138382 task clock ticks (msecs) 4 context switches (events) 8 CPU migrations (events) 2136 pagefaults (events) 32746212 CPU cycles (events) (scaled from 67.04%) 11961102 instructions (events) (scaled from 66.19%) 49841 cache references (events) (scaled from 21.96%) 13777 cache misses (events) (scaled from 21.98%) Wall-clock time elapsed: 218.702477 msecs [acme@emilia ~]$ perf report -i perf_report.perf | head 11.06 perf [.] 0x00000000000057cb /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: dso__find_symbol 9.15 perf [.] 0x00000000000056a0 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: dso__insert_symbol 8.72 perf [k] 0xffffffff8101b1d2 intel_pmu_enable_all 8.51 perf [.] 0x0000000000006672 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: thread__symbol_incnew 3.83 perf [k] 0xffffffff811cfc5a vsnprintf 3.40 perf [.] 0x0000000000005e33 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: hex 3.40 perf [.] 0x0000000000005ec7 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: hex2long 3.19 perf [k] 0xffffffff811ce1c1 number 2.77 perf [.] 0x0000000000006869 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: threads__findnew 2.77 perf [.] 0x000000000000fde3 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: rb_insert_color [acme@emilia ~]$ After: acme@emilia ~]$ rm -f perf_report.perf ; perf record -o perf_report.perf perf stat perf report > /dev/null Performance counter stats for 'perf': 190.228511 task clock ticks (msecs) 4 context switches (events) 7 CPU migrations (events) 1625 pagefaults (events) 29578745 CPU cycles (events) (scaled from 66.92%) 10516914 instructions (events) (scaled from 66.47%) 44015 cache references (events) (scaled from 22.04%) 8248 cache misses (events) (scaled from 22.07%) Wall-clock time elapsed: 190.816096 msecs [acme@emilia ~]$ perf report -i perf_report.perf | head 15.99 perf [.] 0x00000000000057a9 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: dso__find_symbol 10.87 perf [.] 0x000000000000674d /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: thread__symbol_incnew 8.74 perf [k] 0xffffffff8101b1d2 intel_pmu_enable_all 5.54 perf [.] 0x0000000000005e42 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: hex 4.48 perf [.] 0x0000000000005ebe /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: hex2long 4.48 perf [k] 0xffffffff811cfba0 vsnprintf 3.84 perf [.] 0x00000000000056b4 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: dso__insert_symbol 3.62 perf [.] 0x00000000000068d0 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: threads__findnew 3.20 perf [k] 0xffffffff811ce0b3 number 2.56 perf [.] 0x0000000000006d78 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: __cmd_report [acme@emilia ~]$ [ Impact: optimization ] Signed-off-by: -
Arnaldo Carvalho de Melo authored
Before: [acme@emilia ~]$ perf record -o perf_report.perf perf stat perf report > /dev/null Performance counter stats for 'perf': 245.414985 task clock ticks (msecs) 6 context switches (events) 6 CPU migrations (events) 2108 pagefaults (events) 37493013 CPU cycles (events) (scaled from 67.04%) 13576789 instructions (events) (scaled from 66.76%) 57931 cache references (events) (scaled from 21.96%) 12263 cache misses (events) (scaled from 21.98%) Wall-clock time elapsed: 246.575587 msecs [acme@emilia ~]$ perf report -i perf_report.perf | head 12.15 perf [.] 0x000000000005432a /lib64/libc-2.5.so: _IO_vfscanf_internal 9.38 perf [k] 0xffffffff8101b1d2 intel_pmu_enable_all 8.53 perf [.] 0x00000000000056b8 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: dso__insert_symbol 6.61 perf [.] 0x00000000000057cb /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: dso__find_symbol 5.33 perf [k] 0xffffffff811ce082 number 4.69 perf [.] 0x0000000000034829 /lib64/libc-2.5.so: ____strtoull_l_internal 4.48 perf [.] 0x0000000000006505 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: thread__symbol_incnew 3.41 perf [.] 0x000000000000fce6 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: rb_insert_color 3.20 perf [k] 0xffffffff811cfc01 vsnprintf 2.99 perf [k] 0xffffffff811ce5e8 format_decode After: [acme@emilia ~]$ perf record -o perf_report.perf perf stat perf report > /dev/null Performance counter stats for 'perf': 218.186805 task clock ticks (msecs) 4 context switches (events) 7 CPU migrations (events) 2133 pagefaults (events) 32735365 CPU cycles (events) (scaled from 67.04%) 11952309 instructions (events) (scaled from 66.26%) 50314 cache references (events) (scaled from 21.96%) 13228 cache misses (events) (scaled from 21.98%) Wall-clock time elapsed: 218.810451 msecs [acme@emilia ~]$ perf report -i perf_report.perf | head 10.68 perf [.] 0x000000000000578d /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: dso__find_symbol 9.62 perf [.] 0x00000000000065f7 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: thread__symbol_incnew 9.40 perf [.] 0x00000000000056b4 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: dso__insert_symbol 9.19 perf [k] 0xffffffff8101b1d2 intel_pmu_enable_all 5.13 perf [.] 0x0000000000005ec7 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: hex2long 4.49 perf [k] 0xffffffff81083808 kallsyms_expand_symbol 3.85 perf [k] 0xffffffff811ce2c1 number 3.63 perf [.] 0x0000000000005e81 /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: hex 2.99 perf [.] 0x000000000000fd5b /home/acme/git/linux-2.6-tip/Documentation/perf_counter/perf: rb_insert_color 2.99 perf [k] 0xffffffff811cf251 string [acme@emilia ~]$ [ Impact: optimization ] Signed-off-by:
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- 26 May, 2009 24 commits
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Arnaldo Carvalho de Melo authored
[acme@emilia ~]$ perf record find / > /dev/null 2>&1 [acme@emilia ~]$ perf stat perf report | head -20 4.95 find [k] 0xffffffff81393d65 _spin_lock 3.89 find [.] 0x000000000000af89 /usr/bin/find: <unknown> 2.19 find [k] 0xffffffffa00518e0 ext3fs_dirhash 1.87 find [k] 0xffffffff810a6cea __rcu_read_lock 1.86 find [k] 0xffffffff811c7312 _atomic_dec_and_lock 1.86 find [.] 0x00000000000782ab /lib64/libc-2.5.so: __GI_strlen 1.85 find [k] 0xffffffff810fedfb __kmalloc 1.62 find [.] 0x00000000000430ff /lib64/libc-2.5.so: vfprintf 1.59 find [k] 0xffffffff810a6d6d __rcu_read_unlock 1.55 find [k] 0xffffffff81119395 __d_lookup 1.39 find [.] 0x0000000000071b40 /lib64/libc-2.5.so: _int_malloc 1.30 find [k] 0xffffffffa031c4fc nfs_do_filldir 1.21 find [k] 0xffffffff811876a5 avc_has_perm_noaudit 1.15 find [k] 0xffffffff810fef62 kmem_cache_alloc 1.07 find [k] 0xffffffff811d03fb copy_user_generic_string 1.03 find [k] 0xffffffffa0043882 ext3_htree_store_dirent 0.99 find [k] 0xffffffff81393ebb _spin_lock_bh 0.98 find [k] 0xffffffffa03319a2 nfs3_decode_dirent 0.97 find [k] 0xffffffff8100bf20 system_call 0.92 find [k] 0xffffffff8139437e _spin_unlock Performance counter stats for 'perf': 244.278972 task clock ticks (msecs) 8 context switches (events) 9 CPU migrations (events) 2104 pagefaults (events) 35329669 CPU cycles (events) (scaled from 75.40%) 13740366 instructions (events) (scaled from 75.49%) 59073 cache references (events) (scaled from 24.60%) 196 cache misses (events) (scaled from 24.51%) Wall-clock time elapsed: 246.060717 msecs [acme@emilia ~]$ [acme@emilia ~]$ grep "model name" /proc/cpuinfo | head -1 model name : Intel(R) Xeon(R) CPU E5405 @ 2.00GHz [acme@emilia ~]$ grep "model name" /proc/cpuinfo | wc -l 8 [acme@emilia ~]$ Signed-off-by: -
Peter Zijlstra authored
Don't let funny events confuse us, stick to what we know and try to find sensible data again. If we find an unknown event, check we're still u64 aligned, and increment by one u64. This ensures we're bound to happen upon a valid event soon. Signed-off-by:
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Ingo Molnar authored
Add the offset of the file we are analyzing, and the size of the record. In case of problems it's easier to see where the parser lost track. Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: John Kacur <jkacur@redhat.com> Signed-off-by: -
Ingo Molnar authored
Add a counter for unknown event records. [ Impact: improve debugging ] Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by: -
Ingo Molnar authored
To help the inspection of various data files, implement an ASCII dump method that just dumps the records as they are read in - then we exit. [ Impact: new feature ] Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by: -
Arnaldo Carvalho de Melo authored
perf: Don't assume /proc/kallsyms is ordered Since we _are_ ordering it by the symbol start, just traverse the freshly built rbtree setting the prev->end members to curr->start - 1. Signed-off-by:
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Arnaldo Carvalho de Melo authored
kallsyms have just the symbol start, so we need to read two lines to get the len. [ Impact: fix incorrect kernel symbol display in perf report ] Signed-off-by:
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Peter Zijlstra authored
[ Impact: fix DSO symbol output in perf report ] Signed-off-by:
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Mike Galbraith authored
Clean up copy/paste options parsing conversion error. [ Impact: reactivate -d option ] Signed-off-by:
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Mike Galbraith authored
79202b removed IRQ/NMI mode selection, so remove it from perf top as well. [ Impact: cleanup ] Signed-off-by:
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Ingo Molnar authored
Add a (minimal) manpage for perf report. Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by: -
Ingo Molnar authored
Remove getopt usage and use Git's much more advanced and more compact command option library. Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by: -
Peter Zijlstra authored
Ingo reported: > Program received signal SIGSEGV, Segmentation fault. > 0x0000003e25080f80 in strlen () from /lib64/libc.so.6 > Missing separate debuginfos, use: debuginfo-install elfutils.x86_64 > glibc.x86_64 zlib.x86_64 > (gdb) bt > #0 0x0000003e25080f80 in strlen () from /lib64/libc.so.6 > #1 0x0000003e2506954e in fputs () from /lib64/libc.so.6 > #2 0x00000000004059e8 in cmd_report (argc=<value optimized out>, > argv=<value optimized out>) at builtin-report.c:521 > #3 0x0000000000402dad in handle_internal_command (argc=1, argv=0x7fffe1218e30) > at perf.c:226 > #4 0x0000000000402f6d in main (argc=1, argv=0x7fffe1218e30) at perf.c:324 > (gdb) Signed-off-by Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: -
Arnaldo Carvalho de Melo authored
Signed-off-by:
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Arnaldo Carvalho de Melo authored
Signed-off-by:
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Arnaldo Carvalho de Melo authored
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Arnaldo Carvalho de Melo authored
Signed-off-by:
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Ingo Molnar authored
With a built-in 'perf report' command now available, remove the standalone implementation for good. Acked-by:
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Arnaldo Carvalho de Melo authored
Integrate perf-report into 'perf', as builtin-report.c. Signed-off-by:
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Ingo Molnar authored
Remove getopt usage and use Git's much more advanced and more compact command option library. Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by: -
Ingo Molnar authored
Remove getopt usage and use Git's much more advanced and more compact command option library. Extend the event parser library with the extensions that were in perf-stat before. Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by: -
Ingo Molnar authored
Extract the event string parser from builtin-record.c, and librarize it - to be reused in other commands. Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by: -
Ingo Molnar authored
Remove getopt usage and use Git's much more advanced and more compact command option library. Git's library (util/parse-options.[ch]) constructs help texts and error messages automatically, and has a number of other convenience features as well. Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by: -
Ingo Molnar authored
[ Impact: cleanup ] Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: John Kacur <jkacur@redhat.com> LKML-Reference: <new-submission> Signed-off-by:
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