From: Pedro Alves <palves@redhat.com>
To: "Metzger, Markus T" <markus.t.metzger@intel.com>
Cc: "gdb-patches@sourceware.org" <gdb-patches@sourceware.org>
Subject: Re: [PATCH v2 03/13] btrace, linux: add perf event buffer abstraction
Date: Tue, 27 Jan 2015 18:15:00 -0000 [thread overview]
Message-ID: <54C7B38C.6090201@redhat.com> (raw)
In-Reply-To: <A78C989F6D9628469189715575E55B231E6C7F80@IRSMSX104.ger.corp.intel.com>
On 01/27/2015 03:31 PM, Metzger, Markus T wrote:
>> Isn't there a better type to use here instead of "long long"?
>> Why not size_t, if a host buffer size; uint64_t, if it's a fixed
>> buffer format, assuming 64-bit here; or ULONGEST, the widest
>> integer we support?
>
> I'm using the same data type as the respective fields in
> struct perf_event_mmap_page (after resolving a few typedefs).
>
> I'm also fine to directly use __u64 or to use uint64_t.
Ah, so fits in "fixed format" category. Let's go with
uint64_t then.
Thanks,
Pedro Alves
next prev parent reply other threads:[~2015-01-27 15:52 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-20 10:47 [PATCH v2 00/13] record btrace: prepare for a new trace format Markus Metzger
2014-11-20 10:47 ` [PATCH v2 05/13] record-btrace: add bts buffer size configuration option Markus Metzger
2014-11-20 16:25 ` Eli Zaretskii
2014-11-20 10:47 ` [PATCH v2 12/13] configure: check for libipt Markus Metzger
2014-11-20 10:47 ` [PATCH v2 11/13] record-btrace: indicate gaps Markus Metzger
2014-11-20 17:32 ` Metzger, Markus T
2014-11-20 17:36 ` Eli Zaretskii
2014-11-20 10:47 ` [PATCH v2 08/13] btrace: move and rename btrace-common Markus Metzger
2015-01-27 11:25 ` Pedro Alves
2015-01-28 17:58 ` Metzger, Markus T
2014-11-20 10:47 ` [PATCH v2 03/13] btrace, linux: add perf event buffer abstraction Markus Metzger
2015-01-27 15:31 ` Pedro Alves
2015-01-27 18:14 ` Metzger, Markus T
2015-01-27 18:15 ` Pedro Alves [this message]
2015-01-28 16:50 ` Metzger, Markus T
2014-11-20 10:47 ` [PATCH v2 04/13] record btrace: add configuration struct Markus Metzger
2014-11-20 10:47 ` [PATCH v2 10/13] btrace: use the new cpu identifier Markus Metzger
2014-11-20 10:47 ` [PATCH v2 09/13] btrace: identify cpu Markus Metzger
2014-11-20 10:47 ` [PATCH v2 02/13] btrace: add format argument to supports_btrace Markus Metzger
2014-11-20 10:47 ` [PATCH v2 07/13] btrace: extend struct btrace_insn Markus Metzger
2014-11-20 10:47 ` [PATCH v2 13/13] [wip] btrace: support Intel(R) Processor Trace Markus Metzger
2014-11-20 16:32 ` Eli Zaretskii
2014-11-20 10:47 ` [PATCH v2 06/13] btrace: update btrace_compute_ftrace parameters Markus Metzger
2014-11-20 10:47 ` [PATCH v2 01/13] btrace: add struct btrace_data Markus Metzger
2015-01-27 11:29 ` Pedro Alves
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=54C7B38C.6090201@redhat.com \
--to=palves@redhat.com \
--cc=gdb-patches@sourceware.org \
--cc=markus.t.metzger@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).