diff options
| author | Ingo Molnar <[email protected]> | 2016-06-08 09:26:46 +0200 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2016-06-08 09:26:46 +0200 |
| commit | 616d1c1b98ac79f30216a57a170dd7cea19b3df3 (patch) | |
| tree | 6f244c2e5a7160190e73bc82b4cd7fa7bb22ee31 /drivers/pci/pci-sysfs.c | |
| parent | a4f144ebbdf6f7807c477bce8e136047ed27321f (diff) | |
| parent | c8ae067f2635be0f8c7e5db1bb74b757d623e05b (diff) | |
Merge branch 'linus' into perf/core, to refresh the branch
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'drivers/pci/pci-sysfs.c')
| -rw-r--r-- | drivers/pci/pci-sysfs.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 342b6918bbde..d319a9ca9b7b 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -1008,6 +1008,9 @@ static int pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr, if (i >= PCI_ROM_RESOURCE) return -ENODEV; + if (res->flags & IORESOURCE_MEM && iomem_is_exclusive(res->start)) + return -EINVAL; + if (!pci_mmap_fits(pdev, i, vma, PCI_MMAP_SYSFS)) { WARN(1, "process \"%s\" tried to map 0x%08lx bytes at page 0x%08lx on %s BAR %d (start 0x%16Lx, size 0x%16Lx)\n", current->comm, vma->vm_end-vma->vm_start, vma->vm_pgoff, @@ -1024,10 +1027,6 @@ static int pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr, pci_resource_to_user(pdev, i, res, &start, &end); vma->vm_pgoff += start >> PAGE_SHIFT; mmap_type = res->flags & IORESOURCE_MEM ? pci_mmap_mem : pci_mmap_io; - - if (res->flags & IORESOURCE_MEM && iomem_is_exclusive(start)) - return -EINVAL; - return pci_mmap_page_range(pdev, vma, mmap_type, write_combine); } |