[OS-BUILD PATCH 17/33] x86/sgx: Add ifdef RHEL_DIFFERENCES

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From: Peter Georg <peter.georg@xxxxxxxxxxxxxxxxxxxxxxxx>

x86/sgx: Add ifdef RHEL_DIFFERENCES

Bugzilla: http://bugzilla.redhat.com/2025959
Upstream Status: RHEL only
Fixes: fa947f43e5b37

Signed-off-by: Peter Georg <peter.georg@xxxxxxxxxxxxxxxxxxxxxxxx>

diff --git a/arch/x86/kernel/cpu/sgx/virt.c b/arch/x86/kernel/cpu/sgx/virt.c
index blahblah..blahblah 100644
--- a/arch/x86/kernel/cpu/sgx/virt.c
+++ b/arch/x86/kernel/cpu/sgx/virt.c
@@ -258,7 +258,6 @@ static int sgx_vepc_release(struct inode *inode, struct file *file)
 static int sgx_vepc_open(struct inode *inode, struct file *file)
 {
 	struct sgx_vepc *vepc;
-	static bool warned = false;
 
 	vepc = kzalloc(sizeof(struct sgx_vepc), GFP_KERNEL);
 	if (!vepc)
@@ -266,10 +265,13 @@ static int sgx_vepc_open(struct inode *inode, struct file *file)
 	mutex_init(&vepc->lock);
 	xa_init(&vepc->page_array);
 
+#ifdef CONFIG_RHEL_DIFFERENCES
+	static bool warned = false;
 	if (!warned) {
 		mark_tech_preview("Intel Software Guard Extensions (SGX)", NULL);
 		warned = true;
 	}
+#endif
 
 	file->private_data = vepc;
 

--
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1610
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