From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Menny Hamburger <Menny_Hamburger@Dell.com>
Cc: linux-scsi@vger.kernel.org
Subject: Re: BLKDISCARD and AIO
Date: Wed, 23 Oct 2013 04:42:30 -0400 [thread overview]
Message-ID: <yq1r4bcfkeh.fsf@sermon.lab.mkp.net> (raw)
In-Reply-To: <201310221413.r9MEDQpK002617@bldi04p.dell-idc.com> (Menny Hamburger's message of "Tue, 22 Oct 2013 17:13:26 +0300")
>>>>> "Menny" == Menny Hamburger <Menny_Hamburger@Dell.com> writes:
Menny> I have a question regarding the use of BLKDISCARD ioctl in
Menny> userland code: Is there currently a way to hook up with an
Menny> asyncronous event that can be polled by userland when the
Menny> operation completes?
Not at this time, no.
However, you can fork a child process to execute the ioctl and wait for
that to complete.
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2013-10-23 8:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-22 14:13 BLKDISCARD and AIO Menny Hamburger
2013-10-23 8:42 ` Martin K. Petersen [this message]
2013-10-23 9:21 ` Menny_Hamburger
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=yq1r4bcfkeh.fsf@sermon.lab.mkp.net \
--to=martin.petersen@oracle.com \
--cc=Menny_Hamburger@Dell.com \
--cc=linux-scsi@vger.kernel.org \
/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