mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-23 09:56:00 +00:00
6630125419
To avoid these error: [root@doppio ~]# perf archive tar: .build-id/00/00000000000000000000000000000000000000: Cannot stat: No such file or directory tar: .build-id/00/00000000000000000000000000000000000000: Cannot stat: No such file or directory tar: .build-id/00/00000000000000000000000000000000000000: Cannot stat: No such file or directory tar: .build-id/00/00000000000000000000000000000000000000: Cannot stat: No such file or directory tar: Exiting with failure status due to previous errors [root@doppio ~]# More work is needed to support archiving symtabs for binaries without a build-id, perhaps creating a perf.data UUID + adding build-ids for the binaries copied into the cache and then have this perf.data session UUID be a directory with symlinks to the by now calculated build-id of the files inside it. Or just do an extra pass and insert the calculated build-ids in the perf.data header. Reported-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
34 lines
815 B
Bash
34 lines
815 B
Bash
#!/bin/bash
|
|
# perf archive
|
|
# Arnaldo Carvalho de Melo <acme@redhat.com>
|
|
|
|
PERF_DATA=perf.data
|
|
if [ $# -ne 0 ] ; then
|
|
PERF_DATA=$1
|
|
fi
|
|
|
|
DEBUGDIR=~/.debug/
|
|
BUILDIDS=$(mktemp /tmp/perf-archive-buildids.XXXXXX)
|
|
NOBUILDID=0000000000000000000000000000000000000000
|
|
|
|
perf buildid-list -i $PERF_DATA --with-hits | grep -v "^$NOBUILDID " > $BUILDIDS
|
|
if [ ! -s $BUILDIDS ] ; then
|
|
echo "perf archive: no build-ids found"
|
|
rm -f $BUILDIDS
|
|
exit 1
|
|
fi
|
|
|
|
MANIFEST=$(mktemp /tmp/perf-archive-manifest.XXXXXX)
|
|
|
|
cut -d ' ' -f 1 $BUILDIDS | \
|
|
while read build_id ; do
|
|
linkname=$DEBUGDIR.build-id/${build_id:0:2}/${build_id:2}
|
|
filename=$(readlink -f $linkname)
|
|
echo ${linkname#$DEBUGDIR} >> $MANIFEST
|
|
echo ${filename#$DEBUGDIR} >> $MANIFEST
|
|
done
|
|
|
|
tar cfj $PERF_DATA.tar.bz2 -C $DEBUGDIR -T $MANIFEST
|
|
rm -f $MANIFEST $BUILDIDS
|
|
exit 0
|