From: Andrea Cervesato via ltp <ltp@lists.linux.it>
To: "Cyril Hrubis" <chrubis@suse.cz>
Cc: helena.anna.dubel@intel.com, tomasz.ossowski@intel.com,
rafael.j.wysocki@intel.com, daniel.niestepski@intel.com,
ltp@lists.linux.it
Subject: Re: [LTP] [PATCH] rfim: add new test for verifying RFIM sysfs interface
Date: Wed, 17 Jun 2026 09:24:00 +0000 [thread overview]
Message-ID: <6a3267b1.40769b9b.2d25dd.b31b@mx.google.com> (raw)
In-Reply-To: <ajJgQmumLAfPLWGk@yuki.lan>
> This depends on where the error from kernel is supposed to be returned
> from. For files that are generated by kernel such as /sys/ and /proc/
> the permission bits can be all enabled but you may still get EPERM when
> you actually open the file and kernel decides that this file shouldn't
> be readable in the open() syscall handler for the particular file.
Thanks for pointing out. So I guess open() is ok, we can proceed with
the initial approach.
Regards,
--
Andrea Cervesato
SUSE QE Automation Engineer Linux
andrea.cervesato@suse.com
--
Mailing list info: https://lists.linux.it/listinfo/ltp
prev parent reply other threads:[~2026-06-17 9:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-16 11:42 [LTP] [PATCH] rfim: add new test for verifying RFIM sysfs interface Piotr Kubaj
2026-06-16 14:28 ` [LTP] " linuxtestproject.agent
2026-06-16 14:45 ` [LTP] [PATCH] " Andrea Cervesato via ltp
2026-06-17 7:32 ` Andrea Cervesato via ltp
2026-06-17 8:52 ` Cyril Hrubis
2026-06-17 9:24 ` Andrea Cervesato via ltp [this message]
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