On Wed, Jan 29, 2020 at 08:20:27PM +0000, Wei Liu wrote:
>
> +void __set_fixmap_x(
> + enum fixed_addresses_x idx, unsigned long mfn, unsigned long flags)
> +{
> + BUG_ON(idx >= __end_of_fixed_addresses_x || idx <= FIX_X_RESERVED);
> + map_pages_to_xen(__fix_x_to_virt(idx), _mfn(mfn), 1, flags);
> +
> + /* Generate a symbol to be used in linker script */
> + asm ( ".equ FIXADDR_X_SIZE, %c0; .global FIXADDR_X_SIZE"
> + :: "i" (__end_of_fixed_addresses_x << PAGE_SHIFT) );
The (__end << SHIFT) part can be replaced with FIXADDR_X_SIZE (the macro
defined in fixmap.h) directly.
Wei.
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xenproject.org
https://lists.xenproject.org/mailman/listinfo/xen-devel
