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Re: [Qemu-devel] [PATCH v3] trace: add workaround for SystemTap PR13296
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From: |
Stefan Hajnoczi |
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Subject: |
Re: [Qemu-devel] [PATCH v3] trace: add workaround for SystemTap PR13296 |
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Date: |
Wed, 26 Mar 2014 10:27:48 +0100 |
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User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Tue, Mar 25, 2014 at 01:26:05PM +0100, Stefan Hajnoczi wrote:
> From: "Frank Ch. Eigler" <address@hidden>
>
> SystemTap sdt.h sometimes results in compiled probes without sufficient
> information to extract arguments. This can be solved in a slightly
> hacky way by encouraging the compiler to place arguments into registers.
>
> This patch fixes the apic_reset_irq_delivered() trace event on Fedora 20
> with gcc-4.8.2-7.fc20 and systemtap-sdt-devel-2.4-2.fc20 on x86_64.
>
> Signed-off-by: Frank Ch. Eigler <address@hidden>
> Signed-off-by: Stefan Hajnoczi <address@hidden>
> ---
> hw/intc/apic_common.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
Applied to my tracing tree:
https://github.com/stefanha/qemu/commits/tracing
Stefan