From: Icenowy Zheng <uwu@xxxxxxxxxx> [ Upstream commit 8eb8fe67e2c84324398f5983c41b4f831d0705b3 ] The dcache.cva encoding shown in the comments are wrong, it's for dcache.cval1 (which is restricted to L1) instead. Fix this in the comment and in the hardcoded instruction. Signed-off-by: Icenowy Zheng <uwu@xxxxxxxxxx> Tested-by: Sergey Matyukevich <sergey.matyukevich@xxxxxxxxxxxxx> Reviewed-by: Heiko Stuebner <heiko@xxxxxxxxx> Reviewed-by: Guo Ren <guoren@xxxxxxxxxx> Tested-by: Drew Fustini <dfustini@xxxxxxxxxxxx> Link: https://lore.kernel.org/r/20230912072410.2481-1-jszhang@xxxxxxxxxx Signed-off-by: Palmer Dabbelt <palmer@xxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- arch/riscv/include/asm/errata_list.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/riscv/include/asm/errata_list.h b/arch/riscv/include/asm/errata_list.h index 19a771085781a..7d2675bb71611 100644 --- a/arch/riscv/include/asm/errata_list.h +++ b/arch/riscv/include/asm/errata_list.h @@ -100,7 +100,7 @@ asm volatile(ALTERNATIVE( \ * | 31 - 25 | 24 - 20 | 19 - 15 | 14 - 12 | 11 - 7 | 6 - 0 | * 0000001 01001 rs1 000 00000 0001011 * dcache.cva rs1 (clean, virtual address) - * 0000001 00100 rs1 000 00000 0001011 + * 0000001 00101 rs1 000 00000 0001011 * * dcache.cipa rs1 (clean then invalidate, physical address) * | 31 - 25 | 24 - 20 | 19 - 15 | 14 - 12 | 11 - 7 | 6 - 0 | @@ -113,7 +113,7 @@ asm volatile(ALTERNATIVE( \ * 0000000 11001 00000 000 00000 0001011 */ #define THEAD_inval_A0 ".long 0x0265000b" -#define THEAD_clean_A0 ".long 0x0245000b" +#define THEAD_clean_A0 ".long 0x0255000b" #define THEAD_flush_A0 ".long 0x0275000b" #define THEAD_SYNC_S ".long 0x0190000b" -- 2.40.1
