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https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Darrick J. Wong
a860a167d8
fstests only supports Linux, so get rid of this unnecessary predicate. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
74 lines
1.6 KiB
Bash
Executable File
74 lines
1.6 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2018 Oracle, Inc. All Rights Reserved.
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#
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# FS QA Test No. 499
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#
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# Look for stringified constants in the __print_symbolic format strings,
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# which suggest that we forgot to TRACE_DEFINE_ENUM somewhere, which causes
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# incomplete ftrace reporting.
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 7 15
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_cleanup()
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{
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cd /
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rm -rf $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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# real QA test starts here
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_supported_fs xfs
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_require_command "$CC_PROG" "cc"
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cprog=$tmp.ftrace.c
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oprog=$tmp.ftrace
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sedprog=$tmp.ftrace.sed
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ftrace_dir=$DEBUGFS_MNT/tracing/events/xfs
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test -d $ftrace_dir || _notrun "ftrace not enabled"
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# The second argument to __print_symbolic is stringified in the tracepoint's
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# fmt file, so we look for "{ NUM, STRING }" and try to separate each of them
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# into single lines so that we can build a C structure. This will (we hope)
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# catch non-constant numbers that the compiler won't know about.
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cat > $sedprog << ENDL
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s/}, /},\n/g
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s/}),/},\n/g
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s/})/},\n/g
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s/, {/\n{/g
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ENDL
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cat > $cprog << ENDL
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struct ftrace_chk {
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unsigned long long num;
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char *str;
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} syms[] = {
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ENDL
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egrep '(__print_flags|__print_symbolic)' $ftrace_dir*/*/format | \
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sed -f $sedprog | grep '^{' | sort | uniq >> $cprog
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cat >> $cprog << ENDL
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};
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int main(int argc, char *argv[]) { return 0; }
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ENDL
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cat $cprog >> $seqres.full
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echo Compiler errors imply missing TRACE_DEFINE_ENUM.
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$CC_PROG -o $oprog $cprog
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# success, all done
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echo Silence is golden
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status=0
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exit
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