Re: [PATCH 1/2] Refactor: module: sys_funcs.c: create a init_fpu() define for kernels 4.1 and up

[Eyal Moscovici <eyal.moscovici@xxxxxxxxxx>]

Please ignore these patches. Was sent by a mistaken git-send-email command.
I'm very sorry for that.


On 09/11/17 17:42, Eyal Moscovici wrote:
> This is done in preparation for kernel 4.14 where the name of the function
> changed again.
> ---
>  module/sys_funcs.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/module/sys_funcs.c b/module/sys_funcs.c
> index 7d5282f..6676463 100644
> --- a/module/sys_funcs.c
> +++ b/module/sys_funcs.c
> @@ -53,6 +53,10 @@
>  #include <asm-generic/set_memory.h>
>  #endif
>  
> +#if LINUX_VERSION_CODE > KERNEL_VERSION(4,2,0)
> +#define init_fpu(current)	fpu__activate_curr(&current->thread.fpu);
> +#endif
> +
>  #include <hvx_ioctls.h>
>  #include <hvx_host_iface.h>
>  #include <hvx_version.h>
> @@ -1215,12 +1219,8 @@ static void hvx_cpu_ioctl_prerun(struct hvx_iface_cpu *cpu_iface)
>  
>  	pr_debug("CPU-%d: start prerun\n", hvx_run->cpu_id);
>  
> -#if LINUX_VERSION_CODE > KERNEL_VERSION(4,2,0)
> -	fpu__activate_curr(&current->thread.fpu);
> -#else
>  	/* Save host FPU state and set cr0.ts */
>  	init_fpu(current);
> -#endif
>  
>  	/* Make sure host doesn't run with cr4.pge bit set */
>  	BUG_ON(native_read_cr4() & X86_CR4_PGE);