* Re: powerpc/powernv: Enable reading and updating of system parameters
[not found] <20140402205401.9031B660EE0@gitolite.kernel.org>
@ 2014-04-03 4:49 ` Dave Jones
0 siblings, 0 replies; only message in thread
From: Dave Jones @ 2014-04-03 4:49 UTC (permalink / raw)
To: Linux Kernel Mailing List; +Cc: neelegup, benh
On Wed, Apr 02, 2014 at 08:54:01PM +0000, Linux Kernel wrote:
> Gitweb: http://git.kernel.org/linus/;a=commit;h=4029cd66545f0a45258eda5313b7559bfeaaaae4
> Commit: 4029cd66545f0a45258eda5313b7559bfeaaaae4
> Parent: 8d724823220862ce289be3b50119235e03537597
> Author: Neelesh Gupta <neelegup@linux.vnet.ibm.com>
> AuthorDate: Fri Mar 7 11:02:09 2014 +0530
> Committer: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> CommitDate: Mon Mar 24 09:47:30 2014 +1100
>
> powerpc/powernv: Enable reading and updating of system parameters
>
> This patch enables reading and updating of system parameters through
> OPAL call.
>
...
> + /* If the parameter is read-only or read-write */
> + switch (perm[i] & 3) {
> + case OPAL_SYSPARAM_READ:
> + attr[i].kobj_attr.attr.mode = S_IRUGO;
> + break;
> + case OPAL_SYSPARAM_WRITE:
> + attr[i].kobj_attr.attr.mode = S_IWUGO;
> + break;
> + case OPAL_SYSPARAM_RW:
> + attr[i].kobj_attr.attr.mode = S_IRUGO | S_IWUGO;
> + break;
> + default:
> + break;
Is world-writable really appropriate for this ?
Dave
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[not found] <20140402205401.9031B660EE0@gitolite.kernel.org>
2014-04-03 4:49 ` powerpc/powernv: Enable reading and updating of system parameters Dave Jones
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