diff options
| author | Tiezhu Yang <yangtiezhu@loongson.cn> | 2020-11-03 15:12:00 +0800 |
|---|---|---|
| committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2020-11-11 23:51:47 +0100 |
| commit | 4d1b3ac886b5c03e966199edcc7e0efddd5c4cb2 (patch) | |
| tree | 12ba3916ea81faf781f8cdfd925f4ea20d878b98 /arch/mips/loongson64/numa.c | |
| parent | 4abaacc704729ec93a6ca23f6b3a92532337959b (diff) | |
| download | linux-4d1b3ac886b5c03e966199edcc7e0efddd5c4cb2.tar.bz2 | |
MIPS: Loongson64: Do not write the read only field LPA of CP0_CONFIG3
The field LPA of CP0_CONFIG3 register is read only for Loongson64, so the
write operations are meaningless, remove them.
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Diffstat (limited to 'arch/mips/loongson64/numa.c')
| -rw-r--r-- | arch/mips/loongson64/numa.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/mips/loongson64/numa.c b/arch/mips/loongson64/numa.c index cf9459f79f9b..c7e3ccedc74f 100644 --- a/arch/mips/loongson64/numa.c +++ b/arch/mips/loongson64/numa.c @@ -40,9 +40,6 @@ static void enable_lpa(void) unsigned long value; value = __read_32bit_c0_register($16, 3); - value |= 0x00000080; - __write_32bit_c0_register($16, 3, value); - value = __read_32bit_c0_register($16, 3); pr_info("CP0_Config3: CP0 16.3 (0x%lx)\n", value); value = __read_32bit_c0_register($5, 1); |