diff options
Diffstat (limited to 'arch/riscv/mm')
| -rw-r--r-- | arch/riscv/mm/cacheflush.c | 8 | ||||
| -rw-r--r-- | arch/riscv/mm/dma-noncoherent.c | 2 | ||||
| -rw-r--r-- | arch/riscv/mm/hugetlbpage.c | 6 | ||||
| -rw-r--r-- | arch/riscv/mm/init.c | 4 |
4 files changed, 13 insertions, 7 deletions
diff --git a/arch/riscv/mm/cacheflush.c b/arch/riscv/mm/cacheflush.c index fca532ddf3ec..fbc59b3f69f2 100644 --- a/arch/riscv/mm/cacheflush.c +++ b/arch/riscv/mm/cacheflush.c @@ -104,9 +104,9 @@ EXPORT_SYMBOL_GPL(riscv_cbom_block_size); unsigned int riscv_cboz_block_size; EXPORT_SYMBOL_GPL(riscv_cboz_block_size); -static void cbo_get_block_size(struct device_node *node, - const char *name, u32 *block_size, - unsigned long *first_hartid) +static void __init cbo_get_block_size(struct device_node *node, + const char *name, u32 *block_size, + unsigned long *first_hartid) { unsigned long hartid; u32 val; @@ -126,7 +126,7 @@ static void cbo_get_block_size(struct device_node *node, } } -void riscv_init_cbo_blocksizes(void) +void __init riscv_init_cbo_blocksizes(void) { unsigned long cbom_hartid, cboz_hartid; u32 cbom_block_size = 0, cboz_block_size = 0; diff --git a/arch/riscv/mm/dma-noncoherent.c b/arch/riscv/mm/dma-noncoherent.c index d919efab6eba..d51a75864e53 100644 --- a/arch/riscv/mm/dma-noncoherent.c +++ b/arch/riscv/mm/dma-noncoherent.c @@ -10,7 +10,7 @@ #include <linux/mm.h> #include <asm/cacheflush.h> -static bool noncoherent_supported; +static bool noncoherent_supported __ro_after_init; void arch_sync_dma_for_device(phys_addr_t paddr, size_t size, enum dma_data_direction dir) diff --git a/arch/riscv/mm/hugetlbpage.c b/arch/riscv/mm/hugetlbpage.c index 542883b3b49b..96225a8533ad 100644 --- a/arch/riscv/mm/hugetlbpage.c +++ b/arch/riscv/mm/hugetlbpage.c @@ -73,7 +73,11 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, } out: - WARN_ON_ONCE(pte && pte_present(*pte) && !pte_huge(*pte)); + if (pte) { + pte_t pteval = ptep_get_lockless(pte); + + WARN_ON_ONCE(pte_present(pteval) && !pte_huge(pteval)); + } return pte; } diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 4b95d8999120..70fb31960b63 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -267,7 +267,6 @@ static void __init setup_bootmem(void) dma_contiguous_reserve(dma32_phys_limit); if (IS_ENABLED(CONFIG_64BIT)) hugetlb_cma_reserve(PUD_SHIFT - PAGE_SHIFT); - memblock_allow_resize(); } #ifdef CONFIG_MMU @@ -1370,6 +1369,9 @@ void __init paging_init(void) { setup_bootmem(); setup_vm_final(); + + /* Depend on that Linear Mapping is ready */ + memblock_allow_resize(); } void __init misc_mem_init(void) |