From: "H. Peter Anvin" <hpa@zytor.com>
To: "Luis R. Rodriguez" <mcgrof@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
X86 ML <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Andy Lutomirski <luto@amacapital.net>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Rusty Russell <rusty@rustcorp.com.au>,
David Vrabel <david.vrabel@citrix.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Michael Brown <mcb30@ipxe.org>, Juergen Gross <jgross@suse.com>,
Ming Lei <ming.lei@canonical.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Arnd Bergmann <arnd@arndb.de>,
linux-arch@vger.kernel.org, Russell King <linux@arm.linux.org.uk>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
jbaron@akamai.com, ananth@in.ibm.com,
anil.s.keshavamurthy@intel.com,
David Miller <davem@davemloft.net>,
Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
andriy.shevchenko@l
Subject: Re: [RFC v2 2/7] tables.h: add linker table support
Date: Tue, 23 Feb 2016 16:06:55 -0800 [thread overview]
Message-ID: <56CCF41F.8080507@zytor.com> (raw)
In-Reply-To: <CAB=NE6WtZtyy3xhG170id3pVGfVpgWdYhODxEi+gYRNor-GSzw@mail.gmail.com>
On 02/23/2016 03:36 PM, Luis R. Rodriguez wrote:
>
>> 4. the only useful operator on a range is "is address X inside this
>> range"; this operator is likely *not* useful for a table, since
>> if you have to ever invoke it you are probably doing something very
>> wrong.
>
> kprobe uses it :P
>
Could you explain how?
-hpa
WARNING: multiple messages have this Message-ID (diff)
From: "H. Peter Anvin" <hpa@zytor.com>
To: "Luis R. Rodriguez" <mcgrof@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
X86 ML <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Andy Lutomirski <luto@amacapital.net>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Rusty Russell <rusty@rustcorp.com.au>,
David Vrabel <david.vrabel@citrix.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Michael Brown <mcb30@ipxe.org>, Juergen Gross <jgross@suse.com>,
Ming Lei <ming.lei@canonical.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Arnd Bergmann <arnd@arndb.de>,
linux-arch@vger.kernel.org, Russell King <linux@arm.linux.org.uk>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
jbaron@akamai.com, ananth@in.ibm.com,
anil.s.keshavamurthy@intel.com,
David Miller <davem@davemloft.net>,
Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
andriy.shevchenko@linux.intel.com,
David Woodhouse <dwmw2@infradead.org>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
linux-security-module <linux-security-module@vger.kernel.org>
Subject: Re: [RFC v2 2/7] tables.h: add linker table support
Date: Tue, 23 Feb 2016 16:06:55 -0800 [thread overview]
Message-ID: <56CCF41F.8080507@zytor.com> (raw)
Message-ID: <20160224000655.bSY5Yzy30ZBnczSvzbYJ5_2jtFGhsepr9rMm_VLJEbg@z> (raw)
In-Reply-To: <CAB=NE6WtZtyy3xhG170id3pVGfVpgWdYhODxEi+gYRNor-GSzw@mail.gmail.com>
On 02/23/2016 03:36 PM, Luis R. Rodriguez wrote:
>
>> 4. the only useful operator on a range is "is address X inside this
>> range"; this operator is likely *not* useful for a table, since
>> if you have to ever invoke it you are probably doing something very
>> wrong.
>
> kprobe uses it :P
>
Could you explain how?
-hpa
next prev parent reply other threads:[~2016-02-24 0:09 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-19 13:45 [RFC v2 0/7] linux: add linker tables Luis R. Rodriguez
2016-02-19 13:45 ` [RFC v2 1/7] sections.h: add sections header to collect all section info Luis R. Rodriguez
2016-02-19 13:45 ` Luis R. Rodriguez
2016-02-19 16:23 ` Greg KH
2016-02-19 20:06 ` Luis R. Rodriguez
2016-02-19 21:25 ` Greg KH
2016-02-19 21:59 ` Luis R. Rodriguez
2016-02-19 13:45 ` [RFC v2 2/7] tables.h: add linker table support Luis R. Rodriguez
2016-02-19 13:45 ` Luis R. Rodriguez
2016-02-19 20:25 ` H. Peter Anvin
2016-02-19 20:25 ` H. Peter Anvin
2016-02-19 21:48 ` Luis R. Rodriguez
2016-02-23 23:08 ` Luis R. Rodriguez
2016-02-23 23:08 ` Luis R. Rodriguez
2016-02-23 23:22 ` H. Peter Anvin
2016-02-23 23:22 ` H. Peter Anvin
2016-02-23 23:36 ` Luis R. Rodriguez
2016-02-23 23:36 ` Luis R. Rodriguez
2016-02-24 0:06 ` H. Peter Anvin [this message]
2016-02-24 0:06 ` H. Peter Anvin
2016-02-24 0:54 ` Luis R. Rodriguez
2016-02-24 0:54 ` Luis R. Rodriguez
2016-02-19 20:33 ` H. Peter Anvin
2016-02-19 21:12 ` Luis R. Rodriguez
2016-02-19 13:45 ` [RFC v2 3/7] firmware: port built-in section to linker table Luis R. Rodriguez
2016-02-29 10:12 ` David Woodhouse
2016-02-29 18:56 ` Luis R. Rodriguez
2016-05-02 18:34 ` Kees Cook
2016-05-02 18:34 ` Kees Cook
2016-05-02 18:41 ` Greg KH
2016-05-02 18:41 ` Greg KH
2016-05-03 17:08 ` Luis R. Rodriguez
2016-05-03 17:08 ` Luis R. Rodriguez
2016-05-03 17:07 ` Luis R. Rodriguez
2016-05-03 17:07 ` Luis R. Rodriguez
2016-05-03 17:10 ` Luis R. Rodriguez
2016-05-03 17:10 ` Luis R. Rodriguez
2016-05-03 17:11 ` Luis R. Rodriguez
2016-05-03 17:11 ` Luis R. Rodriguez
2016-05-03 17:21 ` Kees Cook
2016-05-03 17:21 ` Kees Cook
2016-05-03 18:12 ` Greg KH
2016-05-03 18:12 ` Greg KH
2016-03-01 16:10 ` James Bottomley
2016-03-01 17:54 ` Luis R. Rodriguez
2016-04-29 19:24 ` Luis R. Rodriguez
2016-04-29 19:24 ` Luis R. Rodriguez
2016-02-19 13:45 ` [RFC v2 4/7] asm/sections: add a generic push_section_tbl() Luis R. Rodriguez
2016-02-19 13:45 ` Luis R. Rodriguez
2016-02-19 20:26 ` H. Peter Anvin
2016-02-19 21:06 ` Luis R. Rodriguez
2016-02-22 2:55 ` H. Peter Anvin
2016-02-26 14:56 ` Heiko Carstens
2016-05-20 19:53 ` Luis R. Rodriguez
2016-02-19 13:45 ` [RFC v2 5/7] jump_label: port __jump_table to linker tables Luis R. Rodriguez
2016-02-19 13:45 ` Luis R. Rodriguez
2016-02-19 13:45 ` [RFC v2 6/7] dynamic_debug: port to use " Luis R. Rodriguez
2016-02-19 13:45 ` Luis R. Rodriguez
2016-02-19 13:45 ` [RFC v2 7/7] kprobes: port to linker table Luis R. Rodriguez
2016-02-19 14:15 ` Russell King - ARM Linux
2016-02-19 14:55 ` Luis R. Rodriguez
2016-02-22 1:34 ` 平松雅巳 / HIRAMATU，MASAMI
2016-02-22 1:34 ` 平松雅巳 / HIRAMATU，MASAMI
2016-02-23 0:52 ` [Xen-devel] " Luis R. Rodriguez
2016-02-23 0:52 ` Luis R. Rodriguez
2016-07-21 23:53 ` Luis R. Rodriguez
2016-07-21 23:53 ` Luis R. Rodriguez
2016-02-19 20:16 ` [RFC v2 0/7] linux: add linker tables H. Peter Anvin
2016-02-19 21:19 ` Luis R. Rodriguez
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