diff options
author | Dan Williams <dan.j.williams@intel.com> | 2017-05-04 23:38:43 -0700 |
---|---|---|
committer | Dan Williams <dan.j.williams@intel.com> | 2017-05-04 23:38:43 -0700 |
commit | 736163671bcb163fc82600b46c83dfa89d532d95 (patch) | |
tree | 0639dc9d9fa180450b4e8fbda706eaae5f1876da /tools/testing | |
parent | d5483feda85a8f39ee2e940e279547c686aac30c (diff) | |
parent | 1ef97fe4f8abd3317d5c3c860f990e02c2633959 (diff) |
Merge branch 'for-4.12/dax' into libnvdimm-for-next
Diffstat (limited to 'tools/testing')
-rw-r--r-- | tools/testing/nvdimm/Kbuild | 12 | ||||
-rw-r--r-- | tools/testing/nvdimm/dax-dev.c | 12 | ||||
-rw-r--r-- | tools/testing/nvdimm/pmem-dax.c | 21 |
3 files changed, 25 insertions, 20 deletions
diff --git a/tools/testing/nvdimm/Kbuild b/tools/testing/nvdimm/Kbuild index 6dcb3c4d53be..d870520da68b 100644 --- a/tools/testing/nvdimm/Kbuild +++ b/tools/testing/nvdimm/Kbuild @@ -28,7 +28,10 @@ obj-$(CONFIG_ND_BTT) += nd_btt.o obj-$(CONFIG_ND_BLK) += nd_blk.o obj-$(CONFIG_X86_PMEM_LEGACY) += nd_e820.o obj-$(CONFIG_ACPI_NFIT) += nfit.o -obj-$(CONFIG_DEV_DAX) += dax.o dax-dev.o +ifeq ($(CONFIG_DAX),m) +obj-$(CONFIG_DAX) += dax.o +endif +obj-$(CONFIG_DEV_DAX) += device_dax.o obj-$(CONFIG_DEV_DAX_PMEM) += dax_pmem.o nfit-y := $(ACPI_SRC)/core.o @@ -48,10 +51,13 @@ nd_blk-y += config_check.o nd_e820-y := $(NVDIMM_SRC)/e820.o nd_e820-y += config_check.o -dax-y := $(DAX_SRC)/dax.o -dax-y += dax-dev.o +dax-y := $(DAX_SRC)/super.o dax-y += config_check.o +device_dax-y := $(DAX_SRC)/device.o +device_dax-y += dax-dev.o +device_dax-y += config_check.o + dax_pmem-y := $(DAX_SRC)/pmem.o dax_pmem-y += config_check.o diff --git a/tools/testing/nvdimm/dax-dev.c b/tools/testing/nvdimm/dax-dev.c index e89721d8924c..36ee3d8797c3 100644 --- a/tools/testing/nvdimm/dax-dev.c +++ b/tools/testing/nvdimm/dax-dev.c @@ -14,28 +14,28 @@ #include <linux/mm.h> #include "../../../drivers/dax/dax-private.h" -phys_addr_t dax_pgoff_to_phys(struct dax_dev *dax_dev, pgoff_t pgoff, +phys_addr_t dax_pgoff_to_phys(struct dev_dax *dev_dax, pgoff_t pgoff, unsigned long size) { struct resource *res; phys_addr_t addr; int i; - for (i = 0; i < dax_dev->num_resources; i++) { - res = &dax_dev->res[i]; + for (i = 0; i < dev_dax->num_resources; i++) { + res = &dev_dax->res[i]; addr = pgoff * PAGE_SIZE + res->start; if (addr >= res->start && addr <= res->end) break; pgoff -= PHYS_PFN(resource_size(res)); } - if (i < dax_dev->num_resources) { - res = &dax_dev->res[i]; + if (i < dev_dax->num_resources) { + res = &dev_dax->res[i]; if (addr + size - 1 <= res->end) { if (get_nfit_res(addr)) { struct page *page; - if (dax_dev->region->align > PAGE_SIZE) + if (dev_dax->region->align > PAGE_SIZE) return -1; page = vmalloc_to_page((void *)addr); diff --git a/tools/testing/nvdimm/pmem-dax.c b/tools/testing/nvdimm/pmem-dax.c index c9b8c48f85fc..b53596ad601b 100644 --- a/tools/testing/nvdimm/pmem-dax.c +++ b/tools/testing/nvdimm/pmem-dax.c @@ -15,13 +15,13 @@ #include <pmem.h> #include <nd.h> -long pmem_direct_access(struct block_device *bdev, sector_t sector, - void **kaddr, pfn_t *pfn, long size) +long __pmem_direct_access(struct pmem_device *pmem, pgoff_t pgoff, + long nr_pages, void **kaddr, pfn_t *pfn) { - struct pmem_device *pmem = bdev->bd_queue->queuedata; - resource_size_t offset = sector * 512 + pmem->data_offset; + resource_size_t offset = PFN_PHYS(pgoff) + pmem->data_offset; - if (unlikely(is_bad_pmem(&pmem->bb, sector, size))) + if (unlikely(is_bad_pmem(&pmem->bb, PFN_PHYS(pgoff) / 512, + PFN_PHYS(nr_pages)))) return -EIO; /* @@ -34,11 +34,10 @@ long pmem_direct_access(struct block_device *bdev, sector_t sector, *kaddr = pmem->virt_addr + offset; page = vmalloc_to_page(pmem->virt_addr + offset); *pfn = page_to_pfn_t(page); - dev_dbg_ratelimited(disk_to_dev(bdev->bd_disk)->parent, - "%s: sector: %#llx pfn: %#lx\n", __func__, - (unsigned long long) sector, page_to_pfn(page)); + pr_debug_ratelimited("%s: pmem: %p pgoff: %#lx pfn: %#lx\n", + __func__, pmem, pgoff, page_to_pfn(page)); - return PAGE_SIZE; + return 1; } *kaddr = pmem->virt_addr + offset; @@ -49,6 +48,6 @@ long pmem_direct_access(struct block_device *bdev, sector_t sector, * requested range. */ if (unlikely(pmem->bb.count)) - return size; - return pmem->size - pmem->pfn_pad - offset; + return nr_pages; + return PHYS_PFN(pmem->size - pmem->pfn_pad - offset); } |