From 748e4f3d702def1a4bff191e0cf93b6a05340f01 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:41:34 +0000
Subject: [PATCH] add gpio led uart
---
kernel/arch/powerpc/sysdev/msi_bitmap.c | 14 ++++++--------
1 files changed, 6 insertions(+), 8 deletions(-)
diff --git a/kernel/arch/powerpc/sysdev/msi_bitmap.c b/kernel/arch/powerpc/sysdev/msi_bitmap.c
index e64a411..fdd3e17 100644
--- a/kernel/arch/powerpc/sysdev/msi_bitmap.c
+++ b/kernel/arch/powerpc/sysdev/msi_bitmap.c
@@ -1,18 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2006-2008, Michael Ellerman, IBM Corporation.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; version 2 of the
- * License.
- *
*/
#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/kmemleak.h>
#include <linux/bitmap.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <asm/msi_bitmap.h>
#include <asm/setup.h>
@@ -128,7 +123,10 @@
if (bmp->bitmap_from_slab)
bmp->bitmap = kzalloc(size, GFP_KERNEL);
else {
- bmp->bitmap = memblock_virt_alloc(size, 0);
+ bmp->bitmap = memblock_alloc(size, SMP_CACHE_BYTES);
+ if (!bmp->bitmap)
+ panic("%s: Failed to allocate %u bytes\n", __func__,
+ size);
/* the bitmap won't be freed from memblock allocator */
kmemleak_not_leak(bmp->bitmap);
}
--
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