From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: Xenomai core <Xenomai-core@domain.hid>
Subject: Re: [Xenomai-core] [Xenomai-git] Jan Kiszka : nucleus: Allow drop_u_mode syscall from any context
Date: Tue, 28 Jun 2011 23:29:26 +0200 [thread overview]
Message-ID: <4E0A47B6.2000008@domain.hid> (raw)
In-Reply-To: <E1QbfP2-0008Go-2L@xenomai.org>
On 06/28/2011 11:01 PM, GIT version control wrote:
> Module: xenomai-jki
> Branch: for-upstream
> Commit: 5597470d84584846875e8a35309e6302c768addf
> URL: http://git.xenomai.org/?p=xenomai-jki.git;a=commit;h=5597470d84584846875e8a35309e6302c768addf
>
> Author: Jan Kiszka <jan.kiszka@domain.hid>
> Date: Tue Jun 28 22:10:07 2011 +0200
>
> nucleus: Allow drop_u_mode syscall from any context
>
> xnshadow_sys_drop_u_mode already checks if the caller is a shadow. It
> does that without issuing a warning message if the check fails - in
> contrast to do_hisyscall_event. As user space may call this cleanup
> service even for non-shadow threads (e.g. after shadow creation failed),
> we better silence this warning.
>
> Signed-off-by: Jan Kiszka <jan.kiszka@domain.hid>
Jan,
I have a branch here, which allocates u_mode in the shared heap, so,
this syscall is about to become unnecessary.
See:
http://git.xenomai.org/?p=xenomai-gch.git;a=shortlog;h=refs/heads/u_mode
--
Gilles.
next parent reply other threads:[~2011-06-28 21:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <E1QbfP2-0008Go-2L@xenomai.org>
2011-06-28 21:29 ` Gilles Chanteperdrix [this message]
2011-06-29 7:06 ` [Xenomai-core] [Xenomai-git] Jan Kiszka : nucleus: Allow drop_u_mode syscall from any context Jan Kiszka
2011-06-29 7:25 ` Gilles Chanteperdrix
2011-06-29 7:31 ` Jan Kiszka
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