From: Wei Liu <wei.liu2@citrix.com>
To: Doug Goldstein <cardoe@cardoe.com>
Cc: Tim Deegan <tim@xen.org>,
Stefano Stabellini <sstabellini@kernel.org>,
Wei Liu <wei.liu2@citrix.com>,
George Dunlap <George.Dunlap@eu.citrix.com>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Ian Jackson <ian.jackson@eu.citrix.com>,
xen-devel@lists.xen.org, Jan Beulich <jbeulich@suse.com>
Subject: Re: [RFC PATCH 1/7] build: add debug menu to Kconfig
Date: Mon, 2 May 2016 11:42:45 +0100 [thread overview]
Message-ID: <20160502104245.GP26957@citrix.com> (raw)
In-Reply-To: <1462162246-32413-2-git-send-email-cardoe@cardoe.com>
On Sun, May 01, 2016 at 11:10:40PM -0500, Doug Goldstein wrote:
> There are a number of debugging options for Xen so the idea is to have a
> menu to group them all together. Enabling this menu item will also
> disable NDEBUG which will result in more debug prints. This was
> previously wired into the 'debug=y' command line option.
>
> Signed-off-by: Doug Goldstein <cardoe@cardoe.com>
> ---
> CC: Andrew Cooper <andrew.cooper3@citrix.com>
> CC: George Dunlap <George.Dunlap@eu.citrix.com>
> CC: Ian Jackson <ian.jackson@eu.citrix.com>
> CC: Jan Beulich <jbeulich@suse.com>
> CC: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> CC: Stefano Stabellini <sstabellini@kernel.org>
> CC: Tim Deegan <tim@xen.org>
> CC: Wei Liu <wei.liu2@citrix.com>
> ---
> xen/Kconfig | 2 ++
> xen/Kconfig.debug | 7 +++++++
> xen/include/xen/config.h | 4 ++++
> 3 files changed, 13 insertions(+)
> create mode 100644 xen/Kconfig.debug
>
> diff --git a/xen/Kconfig b/xen/Kconfig
> index fa8b27c..0fe7a1a 100644
> --- a/xen/Kconfig
> +++ b/xen/Kconfig
> @@ -26,3 +26,5 @@ config DEFCONFIG_LIST
> config EXPERT
> string
> option env="XEN_CONFIG_EXPERT"
> +
> +source "Kconfig.debug"
> diff --git a/xen/Kconfig.debug b/xen/Kconfig.debug
> new file mode 100644
> index 0000000..d14d758
> --- /dev/null
> +++ b/xen/Kconfig.debug
> @@ -0,0 +1,7 @@
> +
> +menuconfig DEBUG
> + bool "Debugging Options"
> + ---help---
> + If you want to debug Xen say Y and select any additional debugging
> + support options. This enables additional debugging through Xen
> + and as a result enabling this option results in no security guarantees.
Maybe that's because I'm not a native speaker, this doesn't sound right
to me -- it implies debugging option makes xen insecure.
I think you mean "results in no security support"?
Wei.
> diff --git a/xen/include/xen/config.h b/xen/include/xen/config.h
> index ef6e5ee..473c5e8 100644
> --- a/xen/include/xen/config.h
> +++ b/xen/include/xen/config.h
> @@ -81,4 +81,8 @@
> /* allow existing code to work with Kconfig variable */
> #define NR_CPUS CONFIG_NR_CPUS
>
> +#ifndef CONFIG_DEBUG
> +#define NDEBUG
> +#endif
> +
> #endif /* __XEN_CONFIG_H__ */
> --
> 2.7.3
>
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next prev parent reply other threads:[~2016-05-02 10:42 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-02 4:10 [RFC PATCH 0/7] Kconfig debug options Doug Goldstein
2016-05-02 4:10 ` [RFC PATCH 1/7] build: add debug menu to Kconfig Doug Goldstein
2016-05-02 10:42 ` Wei Liu [this message]
2016-05-02 11:02 ` Andrew Cooper
2016-05-02 14:35 ` Doug Goldstein
2016-05-02 4:10 ` [RFC PATCH 2/7] build: convert crash_debug " Doug Goldstein
2016-05-02 4:10 ` [RFC PATCH 3/7] build: convert verbose " Doug Goldstein
2016-05-02 15:18 ` Konrad Rzeszutek Wilk
2016-05-03 13:47 ` Doug Goldstein
2016-05-02 4:10 ` [RFC PATCH 4/7] build: convert frame_pointer " Doug Goldstein
2016-05-02 15:25 ` Konrad Rzeszutek Wilk
2016-05-02 15:56 ` Jan Beulich
2016-05-02 4:10 ` [RFC PATCH 5/7] build: wire up pre-existing debug build flag Doug Goldstein
2016-05-02 16:04 ` Konrad Rzeszutek Wilk
2016-05-02 4:10 ` [RFC PATCH 6/7] build: convert perfc{, _arrays} to Kconfig Doug Goldstein
2016-05-02 4:10 ` [RFC PATCH 7/7] build: convert lock_profile " Doug Goldstein
2016-05-02 16:08 ` Konrad Rzeszutek Wilk
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