From: Andrea Arcangeli <andrea@suse.de>
To: Pavel Machek <pavel@suse.cz>
Cc: kernel list <linux-kernel@vger.kernel.org>
Subject: Re: kernel_thread bogosity
Date: Fri, 24 Nov 2000 01:48:30 +0100 [thread overview]
Message-ID: <20001124014830.I1461@athlon.random> (raw)
In-Reply-To: <20001123232333.A6426@bug.ucw.cz>
In-Reply-To: <20001123232333.A6426@bug.ucw.cz>; from pavel@suse.cz on Thu, Nov 23, 2000 at 11:23:33PM +0100
On Thu, Nov 23, 2000 at 11:23:33PM +0100, Pavel Machek wrote:
> Hi!
>
> You see? Kernel_thread does not check is sys_clone() worked! Aha,
"=&a" (retval)
> caller is responsible for that, but init/main.c does not seem too
> carefull. Maybe kernel_thread should at least print a warning?
If clone fails during start_kernel that's the last of your problems so nobody
cared. If you want to add a check on the retval go ahead, that's right indeed.
> Plus, can someone explain me why it does not need to setup %%ecx with
> either zero or address of stack?
Not necessary because a kernel thread never exit from kernel.
Andrea
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/
next prev parent reply other threads:[~2000-11-24 1:18 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-11-23 22:23 kernel_thread bogosity Pavel Machek
2000-11-24 0:48 ` Andrea Arcangeli [this message]
2000-11-24 19:52 ` Pavel Machek
2000-11-26 16:26 ` Andrea Arcangeli
2000-11-26 22:29 ` Pavel Machek
2000-11-26 23:38 ` Andrea Arcangeli
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=20001124014830.I1461@athlon.random \
--to=andrea@suse.de \
--cc=linux-kernel@vger.kernel.org \
--cc=pavel@suse.cz \
/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.