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Revision f701d860af381265639244fb84b07797fbb5efca authored by Linus Torvalds on 10 June 2017, 17:15:47 UTC, committed by Linus Torvalds on 10 June 2017, 17:15:47 UTC 
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
 
Pull perf fixes from Ingo Molnar:
 "This is mostly tooling fixes, plus an instruction pointer filtering
  fix.

  It's more fixes than usual - Arnaldo got back from a longer vacation
  and there was a backlog"

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (27 commits)
  perf symbols: Kill dso__build_id_is_kmod()
  perf symbols: Keep DSO->symtab_type after decompress
  perf tests: Decompress kernel module before objdump
  perf tools: Consolidate error path in __open_dso()
  perf tools: Decompress kernel module when reading DSO data
  perf annotate: Use dso__decompress_kmodule_path()
  perf tools: Introduce dso__decompress_kmodule_{fd,path}
  perf tools: Fix a memory leak in __open_dso()
  perf annotate: Fix symbolic link of build-id cache
  perf/core: Drop kernel samples even though :u is specified
  perf script python: Remove dups in documentation examples
  perf script python: Updated trace_unhandled() signature
  perf script python: Fix wrong code snippets in documentation
  perf script: Fix documentation errors
  perf script: Fix outdated comment for perf-trace-python
  perf probe: Fix examples section of documentation
  perf report: Ensure the perf DSO mapping matches what libdw sees
  perf report: Include partial stacks unwound with libdw
  perf annotate: Add missing powerpc triplet
  perf test: Disable breakpoint signal tests for powerpc
  ...
2 parent s 9376906 + 47c1ded
Raw File
stackusage 
#!/bin/sh

outfile=""
now=`date +%s`

while [ $# -gt 0 ]
do
    case "$1" in
        -o)
	    outfile="$2"
	    shift 2;;
	-h)
	    echo "usage: $0 [-o outfile] <make options/args>"
	    exit 0;;
	*)  break;;
    esac
done

if [ -z "$outfile" ]
then
    outfile=`mktemp --tmpdir stackusage.$$.XXXX`
fi

KCFLAGS="${KCFLAGS} -fstack-usage" make "$@"

# Prepend directory name to file names, remove column information,
# make file:line/function/size/type properly tab-separated.
find . -name '*.su' -newermt "@${now}" -print |                     \
    xargs perl -MFile::Basename -pe                                 \
        '$d = dirname($ARGV); s#([^:]+:[0-9]+):[0-9]+:#$d/$1\t#;' | \
    sort -k3,3nr > "${outfile}"

echo "$0: output written to ${outfile}"
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