diff mbox series

[v3,2/5] RISC-V: Initialize SBI early

Message ID 20201105000439.1491243-3-atish.patra@wdc.com (mailing list archive)
State New, archived
Headers show
Series Improve kernel section protections | expand

Commit Message

Atish Patra Nov. 5, 2020, 12:04 a.m. UTC 
Currently, SBI is initialized towards the end of arch setup. This prevents
the set memory operations to be invoked earlier as it requires a full tlb
flush.

Initialize SBI as early as possible.

Signed-off-by: Atish Patra <atish.patra@wdc.com>
---
 arch/riscv/kernel/setup.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index c424cc6dd833..b916f4a904c4 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -89,6 +89,9 @@  void __init setup_arch(char **cmdline_p)
 		pr_err("No DTB found in kernel mappings\n");
 #endif
 
+	if (IS_ENABLED(CONFIG_RISCV_SBI))
+		sbi_init();
+
 #ifdef CONFIG_SWIOTLB
 	swiotlb_init(1);
 #endif
@@ -97,10 +100,6 @@  void __init setup_arch(char **cmdline_p)
 	kasan_init();
 #endif
 
-#if IS_ENABLED(CONFIG_RISCV_SBI)
-	sbi_init();
-#endif
-
 #ifdef CONFIG_SMP
 	setup_smp();
 #endif