Unverified Commit 2861ae30 authored by Luc Van Oostenryck's avatar Luc Van Oostenryck Committed by Palmer Dabbelt
Browse files

riscv: use NULL instead of a plain 0 



sbi_remote_sfence_vma() & sbi_remote_fence_i() takes
a pointer as first argument but some macros call them with
a plain 0 which, while legal C, is frowned upon in the kernel.

Change this by replacing the 0 by NULL.

Signed-off-by: default avatarLuc Van Oostenryck <luc.vanoostenryck@gmail.com>
Signed-off-by: default avatarPalmer Dabbelt <palmer@sifive.com>
parent 29dcea88

arch/riscv/include/asm/cacheflush.h

+1 −1
Original line number Original line Diff line number Diff line
@@ -47,7 +47,7 @@ static inline void flush_dcache_page(struct page *page) 




#else /* CONFIG_SMP */

#else /* CONFIG_SMP */





#define flush_icache_all() sbi_remote_fence_i(0)

#define flush_icache_all() sbi_remote_fence_i(NULL)

void flush_icache_mm(struct mm_struct *mm, bool local);

void flush_icache_mm(struct mm_struct *mm, bool local);





#endif /* CONFIG_SMP */

#endif /* CONFIG_SMP */

arch/riscv/include/asm/tlbflush.h

+1 −1
Original line number Original line Diff line number Diff line
@@ -49,7 +49,7 @@ static inline void flush_tlb_range(struct vm_area_struct *vma, 




#include <asm/sbi.h>

#include <asm/sbi.h>





#define flush_tlb_all() sbi_remote_sfence_vma(0, 0, -1)

#define flush_tlb_all() sbi_remote_sfence_vma(NULL, 0, -1)

#define flush_tlb_page(vma, addr) flush_tlb_range(vma, addr, 0)

#define flush_tlb_page(vma, addr) flush_tlb_range(vma, addr, 0)

#define flush_tlb_range(vma, start, end) \

#define flush_tlb_range(vma, start, end) \

	sbi_remote_sfence_vma(mm_cpumask((vma)->vm_mm)->bits, \

	sbi_remote_sfence_vma(mm_cpumask((vma)->vm_mm)->bits, \