MIPS: Allow storing pgd in C0_CONTEXT for MIPSr6
authorPaul Burton <paul.burton@imgtec.com>
Fri, 2 Jun 2017 22:38:03 +0000 (15:38 -0700)
committerRalf Baechle <ralf@linux-mips.org>
Thu, 29 Jun 2017 00:42:29 +0000 (02:42 +0200)
CONFIG_MIPS_PGD_C0_CONTEXT, which allows a pointer to the page directory
to be stored in the cop0 Context register when enabled, was previously
only allowed for MIPSr2. MIPSr6 is just as able to make use of it, so
allow it there too.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/16204/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
arch/mips/Kconfig

index a986116..609986e 100644 (file)
@@ -2073,7 +2073,7 @@ config CPU_SUPPORTS_UNCACHED_ACCELERATED
        bool
 config MIPS_PGD_C0_CONTEXT
        bool
-       default y if 64BIT && CPU_MIPSR2 && !CPU_XLP
+       default y if 64BIT && (CPU_MIPSR2 || CPU_MIPSR6) && !CPU_XLP
 
 #
 # Set to y for ptrace access to watch registers.