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-rwxr-xr-xscripts/tracetool19
1 files changed, 13 insertions, 6 deletions
diff --git a/scripts/tracetool b/scripts/tracetool
index e04668322d..412f695863 100755
--- a/scripts/tracetool
+++ b/scripts/tracetool
@@ -30,9 +30,11 @@ Output formats:
--stap Generate .stp file (DTrace with SystemTAP only)
Options:
- --binary [path] Full path to QEMU binary
- --target-arch [arch] QEMU emulator target arch
- --target-type [type] QEMU emulator target type ('system' or 'user')
+ --binary [path] Full path to QEMU binary
+ --target-arch [arch] QEMU emulator target arch
+ --target-type [type] QEMU emulator target type ('system' or 'user')
+ --probe-prefix [prefix] Prefix for dtrace probe names
+ (default: qemu-\$targettype-\$targetarch)
EOF
exit 1
@@ -472,7 +474,7 @@ linetostap_dtrace()
# Define prototype for probe arguments
cat <<EOF
-probe qemu.$targettype.$targetarch.$name = process("$binary").mark("$name")
+probe $probeprefix.$name = process("$binary").mark("$name")
{
EOF
@@ -574,14 +576,17 @@ tracetostap()
echo "--binary is required for SystemTAP tapset generator"
exit 1
fi
- if [ -z "$targettype" ]; then
+ if [ -z "$probeprefix" -a -z "$targettype" ]; then
echo "--target-type is required for SystemTAP tapset generator"
exit 1
fi
- if [ -z "$targetarch" ]; then
+ if [ -z "$probeprefix" -a -z "$targetarch" ]; then
echo "--target-arch is required for SystemTAP tapset generator"
exit 1
fi
+ if [ -z "$probeprefix" ]; then
+ probeprefix="qemu.$targettype.$targetarch";
+ fi
echo "/* This file is autogenerated by tracetool, do not edit. */"
convert stap
}
@@ -592,6 +597,7 @@ output=
binary=
targettype=
targetarch=
+probeprefix=
until [ -z "$1" ]
@@ -602,6 +608,7 @@ do
"--binary") shift ; binary="$1" ;;
"--target-arch") shift ; targetarch="$1" ;;
"--target-type") shift ; targettype="$1" ;;
+ "--probe-prefix") shift ; probeprefix="$1" ;;
"-h" | "-c" | "-d") output="${1#-}" ;;
"--stap") output="${1#--}" ;;