From 958e46acc8e900e8569dd467c1af9b8d2d019394 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:54 +0000
Subject: [PATCH] disable cpu isolcpus
---
kernel/include/asm-generic/dma-mapping.h | 11 +----------
1 files changed, 1 insertions(+), 10 deletions(-)
diff --git a/kernel/include/asm-generic/dma-mapping.h b/kernel/include/asm-generic/dma-mapping.h
index ad28682..c13f461 100644
--- a/kernel/include/asm-generic/dma-mapping.h
+++ b/kernel/include/asm-generic/dma-mapping.h
@@ -4,16 +4,7 @@
static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
{
- /*
- * Use the non-coherent ops if available. If an architecture wants a
- * more fine-grained selection of operations it will have to implement
- * get_arch_dma_ops itself or use the per-device dma_ops.
- */
-#ifdef CONFIG_DMA_NONCOHERENT_OPS
- return &dma_noncoherent_ops;
-#else
- return &dma_direct_ops;
-#endif
+ return NULL;
}
#endif /* _ASM_GENERIC_DMA_MAPPING_H */
--
Gitblit v1.6.2