On 2022/8/28 8:55, Baoquan He wrote: > Now they are not needed any more, clean them up. Reviewed-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx> > > Signed-off-by: Baoquan He <bhe@xxxxxxxxxx> > --- > arch/arm64/include/asm/memory.h | 5 ----- > arch/arm64/mm/mmu.c | 15 --------------- > 2 files changed, 20 deletions(-) > > diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h > index 9dd08cd339c3..b9e71583c9cb 100644 > --- a/arch/arm64/include/asm/memory.h > +++ b/arch/arm64/include/asm/memory.h > @@ -363,11 +363,6 @@ static inline void *phys_to_virt(phys_addr_t x) > }) > > void dump_mem_limit(void); > - > -static inline bool defer_reserve_crashkernel(void) > -{ > - return IS_ENABLED(CONFIG_ZONE_DMA) || IS_ENABLED(CONFIG_ZONE_DMA32); > -} > #endif /* !ASSEMBLY */ > > /* > diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c > index cdd338fa2115..c3f8f426c3d8 100644 > --- a/arch/arm64/mm/mmu.c > +++ b/arch/arm64/mm/mmu.c > @@ -502,21 +502,6 @@ void __init mark_linear_text_alias_ro(void) > PAGE_KERNEL_RO); > } > > -static bool crash_mem_map __initdata; > - > -static int __init enable_crash_mem_map(char *arg) > -{ > - /* > - * Proper parameter parsing is done by reserve_crashkernel(). We only > - * need to know if the linear map has to avoid block mappings so that > - * the crashkernel reservations can be unmapped later. > - */ > - crash_mem_map = true; > - > - return 0; > -} > -early_param("crashkernel", enable_crash_mem_map); > - > static void __init map_mem(pgd_t *pgdp) > { > static const u64 direct_map_end = _PAGE_END(VA_BITS_MIN); > -- Regards, Zhen Lei