From: Jan Kiszka <jan.kiszka@domain.hid>
To: "Li Yi (Adam)" <liyiadam@domain.hid>
Cc: xenomai-help <xenomai@xenomai.org>
Subject: Re: [Xenomai-help] Sychronize between Linux and Xenomai domain
Date: Tue, 11 Jul 2006 09:29:10 +0200 [thread overview]
Message-ID: <44B35346.2070200@domain.hid> (raw)
In-Reply-To: <4546494d0607102353j99dee1na4209decc75b05ec@domain.hid>
[-- Attachment #1: Type: text/plain, Size: 525 bytes --]
Li Yi (Adam) wrote:
> Sorry that the email was cut off by Gmail (not sure why).
>
> Continue with last mail:
>
> From the code, it looks rtdm_lock_get_irqsave() will "stalls" Xenomai
> domain
> and implicitly Linux domain, right?
Yep.
>
> Yesterday I was thinking if a Linux task uses spin_lock_irqsave() would
> disable HW interrupt. So the Linux task can
> be protected from being preempted by Xenomai task. But it turns out that
> spin_lock_irqsave() will stalls Linux domain only.
True.
Jan
[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 250 bytes --]
next prev parent reply other threads:[~2006-07-11 7:29 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-10 6:16 [Xenomai-help] Sychronize between Linux and Xenomai domain Li Yi (Adam)
2006-07-10 7:11 ` Jan Kiszka
2006-07-10 8:48 ` Li Yi (Adam)
2006-07-10 9:07 ` Jan Kiszka
2006-07-10 9:31 ` Li Yi (Adam)
2006-07-10 9:44 ` Jan Kiszka
2006-07-11 4:25 ` Li Yi (Adam)
2006-07-11 6:14 ` Jan Kiszka
2006-07-11 6:48 ` Li Yi (Adam)
2006-07-11 6:53 ` Li Yi (Adam)
2006-07-11 7:29 ` Jan Kiszka [this message]
2006-07-11 7:43 ` Li Yi (Adam)
2006-07-11 7:47 ` Jan Kiszka
2006-07-12 1:51 ` Li Yi (Adam)
2006-07-12 6:34 ` Jan Kiszka
2006-07-12 7:34 ` Li Yi (Adam)
2006-07-12 7:51 ` Jan Kiszka
2006-07-12 8:24 ` Li Yi (Adam)
2006-07-12 8:51 ` Jan Kiszka
2006-07-14 8:37 ` Philippe Gerum
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=44B35346.2070200@domain.hid \
--to=jan.kiszka@domain.hid \
--cc=liyiadam@domain.hid \
--cc=xenomai@xenomai.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.