diff options
Diffstat (limited to 'include/linux/kmsan.h')
| -rw-r--r-- | include/linux/kmsan.h | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/include/linux/kmsan.h b/include/linux/kmsan.h index 2b1432cc16d5..7da9fd506b39 100644 --- a/include/linux/kmsan.h +++ b/include/linux/kmsan.h @@ -133,6 +133,7 @@ void kmsan_kfree_large(const void *ptr); * @prot: page protection flags used for vmap. * @pages: array of pages. * @page_shift: page_shift passed to vmap_range_noflush(). + * @gfp_mask: gfp_mask to use internally. * * KMSAN maps shadow and origin pages of @pages into contiguous ranges in * vmalloc metadata address range. Returns 0 on success, callers must check @@ -142,7 +143,8 @@ int __must_check kmsan_vmap_pages_range_noflush(unsigned long start, unsigned long end, pgprot_t prot, struct page **pages, - unsigned int page_shift); + unsigned int page_shift, + gfp_t gfp_mask); /** * kmsan_vunmap_kernel_range_noflush() - Notify KMSAN about a vunmap. @@ -182,8 +184,7 @@ void kmsan_iounmap_page_range(unsigned long start, unsigned long end); /** * kmsan_handle_dma() - Handle a DMA data transfer. - * @page: first page of the buffer. - * @offset: offset of the buffer within the first page. + * @phys: physical address of the buffer. * @size: buffer size. * @dir: one of possible dma_data_direction values. * @@ -192,7 +193,7 @@ void kmsan_iounmap_page_range(unsigned long start, unsigned long end); * * initializes the buffer, if it is copied from device; * * does both, if this is a DMA_BIDIRECTIONAL transfer. */ -void kmsan_handle_dma(struct page *page, size_t offset, size_t size, +void kmsan_handle_dma(phys_addr_t phys, size_t size, enum dma_data_direction dir); /** @@ -348,7 +349,7 @@ static inline void kmsan_kfree_large(const void *ptr) static inline int __must_check kmsan_vmap_pages_range_noflush( unsigned long start, unsigned long end, pgprot_t prot, - struct page **pages, unsigned int page_shift) + struct page **pages, unsigned int page_shift, gfp_t gfp_mask) { return 0; } @@ -372,8 +373,8 @@ static inline void kmsan_iounmap_page_range(unsigned long start, { } -static inline void kmsan_handle_dma(struct page *page, size_t offset, - size_t size, enum dma_data_direction dir) +static inline void kmsan_handle_dma(phys_addr_t phys, size_t size, + enum dma_data_direction dir) { } |