Commit facaa137 authored by Joey Gouly's avatar Joey Gouly Committed by Will Deacon
Browse files

arm64: re-order MTE VM_ flags 



VM_PKEY_BIT[012] will use VM_HIGH_ARCH_[012], move the MTE VM flags to
accommodate this.

Signed-off-by: default avatarJoey Gouly <joey.gouly@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Acked-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20240822151113.1479789-13-joey.gouly@arm.com


Signed-off-by: default avatarWill Deacon <will@kernel.org>
parent bf83dae9

include/linux/mm.h

+2 −2
Original line number Diff line number Diff line
@@ -378,8 +378,8 @@ extern unsigned int kobjsize(const void *objp); 
#endif



#if defined(CONFIG_ARM64_MTE)

# define VM_MTE		VM_HIGH_ARCH_0	/* Use Tagged memory for access control */

# define VM_MTE_ALLOWED	VM_HIGH_ARCH_1	/* Tagged memory permitted */

# define VM_MTE		VM_HIGH_ARCH_4	/* Use Tagged memory for access control */

# define VM_MTE_ALLOWED	VM_HIGH_ARCH_5	/* Tagged memory permitted */

#else

# define VM_MTE		VM_NONE

# define VM_MTE_ALLOWED	VM_NONE