From e636c8d336489bf3eed5878299e6cc045bbad077 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:17:29 +0000
Subject: [PATCH] debug lk
---
kernel/drivers/s390/char/vmcp.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/kernel/drivers/s390/char/vmcp.c b/kernel/drivers/s390/char/vmcp.c
index 0fa1b6b..78f9adf 100644
--- a/kernel/drivers/s390/char/vmcp.c
+++ b/kernel/drivers/s390/char/vmcp.c
@@ -43,6 +43,8 @@
static int __init early_parse_vmcp_cma(char *p)
{
+ if (!p)
+ return 1;
vmcp_cma_size = ALIGN(memparse(p, NULL), PAGE_SIZE);
return 0;
}
@@ -68,7 +70,7 @@
* anymore the system won't work anyway.
*/
if (order > 2)
- page = cma_alloc(vmcp_cma, nr_pages, 0, false);
+ page = cma_alloc(vmcp_cma, nr_pages, 0, GFP_KERNEL);
if (page) {
session->response = (char *)page_to_phys(page);
session->cma_alloc = 1;
--
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