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powerpc/pseries: Report DLPAR capabilities

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As we add the ability to do DLPAR of additional devices through
the sysfs interface we need to know which devices are supported.
This adds the reporting of supported devices with a comma separated
list reported in the existing /sys/kernel/dlpar.

Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nathan Fontenot
2017-01-11 12:00:58 -05:00
committed by Michael Ellerman
parent 675d8ee685
commit 673bc4354d
1 changed files with 7 additions and 1 deletions
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8
arch/powerpc/platforms/pseries/dlpar.c
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@@ -551,7 +551,13 @@ static ssize_t dlpar_store(struct class *class, struct class_attribute *attr,
return rc ? rc : count;
}
static CLASS_ATTR(dlpar, S_IWUSR, NULL, dlpar_store);
static ssize_t dlpar_show(struct class *class, struct class_attribute *attr,
char *buf)
{
return sprintf(buf, "%s\n", "memory,cpu");
}
static CLASS_ATTR(dlpar, S_IWUSR | S_IRUSR, dlpar_show, dlpar_store);
static int __init pseries_dlpar_init(void)
{