From: Paolo Bonzini <pbonzini@redhat.com>
To: Alon Levy <alevy@redhat.com>
Cc: Stefan Hajnoczi <stefanha@gmail.com>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH v2] Add a stp file for usage from build directory
Date: Wed, 29 May 2013 08:29:09 +0200 [thread overview]
Message-ID: <51A5A035.8010106@redhat.com> (raw)
In-Reply-To: <1369787288-4478-1-git-send-email-alevy@redhat.com>
Il 29/05/2013 02:28, Alon Levy ha scritto:
> For systemtap the location of the process being tapped is crucial, as a
> result the existing stp file requires installation for use.
>
> There are now two files:
> $(TARGET_DIR)/$(QEMU_PROG).stp-installed: copied to $(tapdir)/$(QEMU_PROG).stp
> $(TARGET_DIR)/$(QEMU_PROG).stp: pointing to the built binary, usable
> without installation
>
> To use:
> stap -I $(TARGET_DIR) ...
Looks good, thanks!
Paolo
> Signed-off-by: Alon Levy <alevy@redhat.com>
> ---
> Makefile.target | 16 +++++++++++++---
> 1 file changed, 13 insertions(+), 3 deletions(-)
>
> diff --git a/Makefile.target b/Makefile.target
> index ce4391f..a44c8ed 100644
> --- a/Makefile.target
> +++ b/Makefile.target
> @@ -35,7 +35,7 @@ config-target.h: config-target.h-timestamp
> config-target.h-timestamp: config-target.mak
>
> ifdef CONFIG_TRACE_SYSTEMTAP
> -stap: $(QEMU_PROG).stp
> +stap: $(QEMU_PROG).stp-installed $(QEMU_PROG).stp
>
> ifdef CONFIG_USER_ONLY
> TARGET_TYPE=user
> @@ -43,14 +43,24 @@ else
> TARGET_TYPE=system
> endif
>
> -$(QEMU_PROG).stp: $(SRC_PATH)/trace-events
> +$(QEMU_PROG).stp-installed: $(SRC_PATH)/trace-events
> $(call quiet-command,$(TRACETOOL) \
> --format=stap \
> --backend=$(TRACE_BACKEND) \
> --binary=$(bindir)/$(QEMU_PROG) \
> --target-arch=$(TARGET_ARCH) \
> --target-type=$(TARGET_TYPE) \
> + < $< > $@," GEN $(TARGET_DIR)$(QEMU_PROG).stp-installed")
> +
> +$(QEMU_PROG).stp: $(SRC_PATH)/trace-events
> + $(call quiet-command,$(TRACETOOL) \
> + --format=stap \
> + --backend=$(TRACE_BACKEND) \
> + --binary=$(realpath .)/$(QEMU_PROG) \
> + --target-arch=$(TARGET_ARCH) \
> + --target-type=$(TARGET_TYPE) \
> < $< > $@," GEN $(TARGET_DIR)$(QEMU_PROG).stp")
> +
> else
> stap:
> endif
> @@ -186,7 +196,7 @@ endif
> endif
> ifdef CONFIG_TRACE_SYSTEMTAP
> $(INSTALL_DIR) "$(DESTDIR)$(qemu_datadir)/../systemtap/tapset"
> - $(INSTALL_DATA) $(QEMU_PROG).stp "$(DESTDIR)$(qemu_datadir)/../systemtap/tapset"
> + $(INSTALL_DATA) $(QEMU_PROG).stp-installed "$(DESTDIR)$(qemu_datadir)/../systemtap/tapset/$(QEMU_PROG).stp"
> endif
>
> GENERATED_HEADERS += config-target.h
>
s
next prev parent reply other threads:[~2013-05-29 6:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-29 0:28 [Qemu-devel] [PATCH v2] Add a stp file for usage from build directory Alon Levy
2013-05-29 6:29 ` Paolo Bonzini [this message]
2013-05-29 7:57 ` Stefan Hajnoczi
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