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author | Yury Norov <yury.norov@gmail.com> | 2022-07-01 14:54:25 +0200 |
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committer | Yury Norov <yury.norov@gmail.com> | 2022-07-15 15:35:54 +0200 |
commit | 4dea97f8636d0514befc9fc5cf342b351b7d0e20 (patch) | |
tree | 229c6eb22cd7c99bbe8d942a8f1b84465199a2fa /drivers/iommu | |
parent | lib/bitmap: change return types to bool where appropriate (diff) | |
download | linux-4dea97f8636d0514befc9fc5cf342b351b7d0e20.tar.xz linux-4dea97f8636d0514befc9fc5cf342b351b7d0e20.zip |
lib/bitmap: change type of bitmap_weight to unsigned long
bitmap_weight() doesn't return negative values, so change it's type
to unsigned long. It may help compiler to generate better code and
catch bugs.
Signed-off-by: Yury Norov <yury.norov@gmail.com>
Diffstat (limited to 'drivers/iommu')
-rw-r--r-- | drivers/iommu/intel/iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index 44016594831d..2f1b09f34706 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -3946,7 +3946,7 @@ static ssize_t domains_used_show(struct device *dev, struct device_attribute *attr, char *buf) { struct intel_iommu *iommu = dev_to_intel_iommu(dev); - return sprintf(buf, "%d\n", bitmap_weight(iommu->domain_ids, + return sprintf(buf, "%ld\n", bitmap_weight(iommu->domain_ids, cap_ndoms(iommu->cap))); } static DEVICE_ATTR_RO(domains_used); |