[PATCH V3 2/5] mm: mlock: Add new mlock, munlock, and munlockall system calls

Catalin Marinas catalin.marinas at arm.com
Wed Jul 8 04:06:51 PDT 2015


On Tue, Jul 07, 2015 at 01:03:40PM -0400, Eric B Munson wrote:
> diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S
> index 05745eb..514e77b 100644
> --- a/arch/arm/kernel/calls.S
> +++ b/arch/arm/kernel/calls.S
> @@ -397,6 +397,9 @@
>  /* 385 */	CALL(sys_memfd_create)
>  		CALL(sys_bpf)
>  		CALL(sys_execveat)
> +		CALL(sys_mlock2)
> +		CALL(sys_munlock2)
> +/* 400 */	CALL(sys_munlockall2)

s/400/390/

> diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
> index cef934a..318072aa 100644
> --- a/arch/arm64/include/asm/unistd32.h
> +++ b/arch/arm64/include/asm/unistd32.h
> @@ -797,3 +797,9 @@ __SYSCALL(__NR_memfd_create, sys_memfd_create)
>  __SYSCALL(__NR_bpf, sys_bpf)
>  #define __NR_execveat 387
>  __SYSCALL(__NR_execveat, compat_sys_execveat)
> +#define __NR_mlock2 388
> +__SYSCALL(__NR_mlock2, sys_mlock2)
> +#define __NR_munlock2 389
> +__SYSCALL(__NR_munlock2, sys_munlock2)
> +#define __NR_munlockall2 390
> +__SYSCALL(__NR_munlockall2, sys_munlockall2)

These look fine.

Catalin



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