Mirror of the lttng-dev mailing list
 help / color / mirror / Atom feed
From: francis.giraldeau@gmail.com (Francis Giraldeau)
Subject: [lttng-dev] about sys_read, count argument,
Date: Thu, 04 Oct 2012 16:38:52 -0400	[thread overview]
Message-ID: <506DF3DC.50508@gmail.com> (raw)
In-Reply-To: <CABy43G9uUmeLvkwUnhScMfAVyFsOy4eVsw0KfgRxMuNZ=mEZng@mail.gmail.com>

Le 2012-10-04 13:58, Rui Han a ?crit :
> 
> I did a trace about a pdf reader process in my virtual machine, I found
> count argument in some of sys_read are extremely large, one of them have
> the value of "7161056817779312906". This cannot be true. I need to know
> exactly how many bytes have been read and write from the system calls.
> Anyone who know what happens here? 

The return value of the following exit_syscall event for this thread
indicates the read size.

Cheers,

Francis


-------------- next part --------------
A non-text attachment was scrubbed...
Name: smime.p7s
Type: application/pkcs7-signature
Size: 4489 bytes
Desc: Signature cryptographique S/MIME
URL: <http://lists.lttng.org/pipermail/lttng-dev/attachments/20121004/a0fff3a0/attachment.bin>


      reply	other threads:[~2012-10-04 20:38 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-04 17:58 Rui Han
2012-10-04 20:38 ` Francis Giraldeau [this message]

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=506DF3DC.50508@gmail.com \
    --to=francis.giraldeau@gmail.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