| Submitter | Jes Sorensen |
|---|---|
| Date | Feb. 15, 2011, 12:34 p.m. |
| Message ID | <1297773281-4959-1-git-send-email-Jes.Sorensen@redhat.com> |
| Download | mbox | patch |
| Permalink | /patch/83241/ |
| State | New |
| Headers | show |
Comments
On Tue, Feb 15, 2011 at 12:34 PM, <Jes.Sorensen@redhat.com> wrote: > From: Jes Sorensen <Jes.Sorensen@redhat.com> > > Optional feature allowing a user to generate the probe list to match > the name of the binary, in case they wish to install qemu under a > different name than qemu-{system,user},<arch> > > Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> > --- > scripts/tracetool | 21 ++++++++++++++------- > 1 files changed, 14 insertions(+), 7 deletions(-) Acked-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
On 02/15/2011 01:34 PM, Jes.Sorensen@redhat.com wrote: > - if [ -z "$binary" ]; then > + if [ -z "$probeprefix" -a -z "$binary" ]; then > echo "--binary is required for SystemTAP tapset generator" > exit 1 > fi --binary is always required, even with --probe-prefix, since it is used for +probe $probeprefix.$name = process("$binary").mark("$name") Paolo
On 02/17/11 13:16, Paolo Bonzini wrote: > On 02/15/2011 01:34 PM, Jes.Sorensen@redhat.com wrote: >> - if [ -z "$binary" ]; then >> + if [ -z "$probeprefix" -a -z "$binary" ]; then >> echo "--binary is required for SystemTAP tapset generator" >> exit 1 >> fi > > --binary is always required, even with --probe-prefix, since it is used for > > +probe $probeprefix.$name = process("$binary").mark("$name") > > Paolo The patch was acked like this upstream, so if I broke something with this, please note it there too. I didn't think it was necessary, but I'll check. Thanks, Jes
On 02/17/2011 01:19 PM, Jes Sorensen wrote: > On 02/17/11 13:16, Paolo Bonzini wrote: >> On 02/15/2011 01:34 PM, Jes.Sorensen@redhat.com wrote: >>> - if [ -z "$binary" ]; then >>> + if [ -z "$probeprefix" -a -z "$binary" ]; then >>> echo "--binary is required for SystemTAP tapset generator" >>> exit 1 >>> fi >> >> --binary is always required, even with --probe-prefix, since it is used for >> >> +probe $probeprefix.$name = process("$binary").mark("$name") > > if I broke something with this No, you didn't break anything. It's just that someone patching the Makefile like you did in 2/2 might. Paolo
On 02/17/11 13:29, Paolo Bonzini wrote: > On 02/17/2011 01:19 PM, Jes Sorensen wrote: >> On 02/17/11 13:16, Paolo Bonzini wrote: >>> On 02/15/2011 01:34 PM, Jes.Sorensen@redhat.com wrote: >>>> - if [ -z "$binary" ]; then >>>> + if [ -z "$probeprefix" -a -z "$binary" ]; then >>>> echo "--binary is required for SystemTAP tapset generator" >>>> exit 1 >>>> fi >>> >>> --binary is always required, even with --probe-prefix, since it is >>> used for >>> >>> +probe $probeprefix.$name = process("$binary").mark("$name") >> >> if I broke something with this > > No, you didn't break anything. It's just that someone patching the > Makefile like you did in 2/2 might. > > Paolo Sorry for the confusion everybody, I thought I was replying to an internal email - where I mangled a Makefile. Please ignore the noise and consider v3 of the patch. Thanks, Jes
Patch
different name than qemu-{system,user},<arch>
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
---
scripts/tracetool | 21 ++++++++++++++-------
1 files changed, 14 insertions(+), 7 deletions(-)
diff --git a/scripts/tracetool b/scripts/tracetool
index e046683..b4d74ec 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
@@ -570,18 +572,21 @@ tracetostap()
echo "SystemTAP tapset generator not applicable to $backend backend"
exit 1
fi
- if [ -z "$binary" ]; then
+ if [ -z "$probeprefix" -a -z "$binary" ]; then
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#--}" ;;
From: Jes Sorensen <Jes.Sorensen@redhat.com> Optional feature allowing a user to generate the probe list to match the name of the binary, in case they wish to install qemu under a