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authorPrarit Bhargava <prarit@sgi.com>2005-11-21 13:00:38 -0500
committerTony Luck <tony.luck@intel.com>2005-11-21 14:13:31 -0800
commit9ad4f924ecd9c067a22a64699bcf4eaad1935a61 (patch)
treed03ae4110659b46522fd7171f106b7cd4f72f722 /arch/ia64/sn/kernel
parent48b1dcc5d80921dc0c54f2fabf4fe6e8538cb9b3 (diff)
[IA64] Prevent sn2 ptc code from executing on all ia64 subarches
Patch to prevent sn2_ptc_init code from attempting to load on non-sn2 systems when sn2_smp.c is built-in to generic kernel. Signed-off-by: Prarit Bhargava <prarit@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/sn/kernel')
-rw-r--r--arch/ia64/sn/kernel/sn2/sn2_smp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/ia64/sn/kernel/sn2/sn2_smp.c b/arch/ia64/sn/kernel/sn2/sn2_smp.c
index 49b530c39a4..5d54f5f4e92 100644
--- a/arch/ia64/sn/kernel/sn2/sn2_smp.c
+++ b/arch/ia64/sn/kernel/sn2/sn2_smp.c
@@ -492,6 +492,9 @@ static struct proc_dir_entry *proc_sn2_ptc;
static int __init sn2_ptc_init(void)
{
+ if (!ia64_platform_is("sn2"))
+ return -ENOSYS;
+
if (!(proc_sn2_ptc = create_proc_entry(PTC_BASENAME, 0444, NULL))) {
printk(KERN_ERR "unable to create %s proc entry", PTC_BASENAME);
return -EINVAL;