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linux/arch/loongarch
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Huacai Chen fd8e141223 LoongArch: Use correct API to map cmdline in relocate_kernel() 
[ Upstream commit 0124fbb4c6 ]

fw_arg1 is in memory space rather than I/O space, so we should use
early_memremap_ro() instead of early_ioremap() to map the cmdline.
Moreover, we should unmap it after using.

Suggested-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Sasha Levin <sashal@kernel.org>
History 2024-09-12 11:11:38 +02:00
..
boot loongarch: efi: enable generic EFI compressed boot 2022-09-20 09:50:31 +02:00
configs LoongArch: Update Loongson-3 default config file 2023-09-07 12:06:20 +08:00
crypto LoongArch/crypto: Clean up useless assignment operations 2024-04-03 15:28:36 +02:00
include LoongArch: Remove the unused dma-direct.h 2024-09-04 13:28:18 +02:00
kernel LoongArch: Use correct API to map cmdline in relocate_kernel() 2024-09-12 11:11:38 +02:00
lib LoongArch: Add KASAN (Kernel Address Sanitizer) support 2023-09-06 22:54:16 +08:00
mm LoongArch: Fix access error when read fault on a write-only VMA 2024-05-02 16:32:45 +02:00
net Revert "bpf: Take return from set_memory_rox() into account with bpf_jit_binary_lock_ro()" 2024-07-09 11:44:29 +02:00
pci LoongArch: Add FDT booting support from efi system table 2022-12-14 08:41:53 +08:00
power LoongArch: Export some arch-specific pm interfaces 2023-06-29 20:58:44 +08:00
vdso kbuild: unify vdso_install rules 2024-06-12 11:12:32 +02:00
Kbuild LoongArch: Add BPF JIT support 2022-10-12 16:36:20 +08:00
Kconfig LoongArch: Select HAVE_ARCH_SECCOMP to use the common SECCOMP menu 2024-03-01 13:34:55 +01:00
Kconfig.debug LoongArch: Add prologue unwinder support 2022-08-12 13:10:11 +08:00
Makefile kbuild: unify vdso_install rules 2024-06-12 11:12:32 +02:00