diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/misc/ocxl/context.c | 22 | ||||
| -rw-r--r-- | drivers/misc/ocxl/sysfs.c | 5 |
2 files changed, 13 insertions, 14 deletions
diff --git a/drivers/misc/ocxl/context.c b/drivers/misc/ocxl/context.c index 95f74623113e..c10a940e3b38 100644 --- a/drivers/misc/ocxl/context.c +++ b/drivers/misc/ocxl/context.c @@ -86,7 +86,7 @@ out: return rc; } -static int map_afu_irq(struct vm_area_struct *vma, unsigned long address, +static vm_fault_t map_afu_irq(struct vm_area_struct *vma, unsigned long address, u64 offset, struct ocxl_context *ctx) { u64 trigger_addr; @@ -95,15 +95,15 @@ static int map_afu_irq(struct vm_area_struct *vma, unsigned long address, if (!trigger_addr) return VM_FAULT_SIGBUS; - vm_insert_pfn(vma, address, trigger_addr >> PAGE_SHIFT); - return VM_FAULT_NOPAGE; + return vmf_insert_pfn(vma, address, trigger_addr >> PAGE_SHIFT); } -static int map_pp_mmio(struct vm_area_struct *vma, unsigned long address, +static vm_fault_t map_pp_mmio(struct vm_area_struct *vma, unsigned long address, u64 offset, struct ocxl_context *ctx) { u64 pp_mmio_addr; int pasid_off; + vm_fault_t ret; if (offset >= ctx->afu->config.pp_mmio_stride) return VM_FAULT_SIGBUS; @@ -121,27 +121,27 @@ static int map_pp_mmio(struct vm_area_struct *vma, unsigned long address, pasid_off * ctx->afu->config.pp_mmio_stride + offset; - vm_insert_pfn(vma, address, pp_mmio_addr >> PAGE_SHIFT); + ret = vmf_insert_pfn(vma, address, pp_mmio_addr >> PAGE_SHIFT); mutex_unlock(&ctx->status_mutex); - return VM_FAULT_NOPAGE; + return ret; } -static int ocxl_mmap_fault(struct vm_fault *vmf) +static vm_fault_t ocxl_mmap_fault(struct vm_fault *vmf) { struct vm_area_struct *vma = vmf->vma; struct ocxl_context *ctx = vma->vm_file->private_data; u64 offset; - int rc; + vm_fault_t ret; offset = vmf->pgoff << PAGE_SHIFT; pr_debug("%s: pasid %d address 0x%lx offset 0x%llx\n", __func__, ctx->pasid, vmf->address, offset); if (offset < ctx->afu->irq_base_offset) - rc = map_pp_mmio(vma, vmf->address, offset, ctx); + ret = map_pp_mmio(vma, vmf->address, offset, ctx); else - rc = map_afu_irq(vma, vmf->address, offset, ctx); - return rc; + ret = map_afu_irq(vma, vmf->address, offset, ctx); + return ret; } static const struct vm_operations_struct ocxl_vmops = { diff --git a/drivers/misc/ocxl/sysfs.c b/drivers/misc/ocxl/sysfs.c index d9753a1db14b..0ab1fd1b2682 100644 --- a/drivers/misc/ocxl/sysfs.c +++ b/drivers/misc/ocxl/sysfs.c @@ -64,7 +64,7 @@ static ssize_t global_mmio_read(struct file *filp, struct kobject *kobj, return count; } -static int global_mmio_fault(struct vm_fault *vmf) +static vm_fault_t global_mmio_fault(struct vm_fault *vmf) { struct vm_area_struct *vma = vmf->vma; struct ocxl_afu *afu = vma->vm_private_data; @@ -75,8 +75,7 @@ static int global_mmio_fault(struct vm_fault *vmf) offset = vmf->pgoff; offset += (afu->global_mmio_start >> PAGE_SHIFT); - vm_insert_pfn(vma, vmf->address, offset); - return VM_FAULT_NOPAGE; + return vmf_insert_pfn(vma, vmf->address, offset); } static const struct vm_operations_struct global_mmio_vmops = { |