diff options
author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2021-11-24 21:41:36 +0100 |
---|---|---|
committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-11-25 13:29:05 -0400 |
commit | a277f383217a2c03f96166c5b33304c8b939532e (patch) | |
tree | 0f09e5d608b56ac2678c8a369fe77d9de6c29791 /drivers/infiniband | |
parent | 12d1e2f3c5762df4ad72c75b2464a5b538f12aa9 (diff) |
IB/mthca: Use bitmap_set() when applicable
The 'alloc->table' bitmap has just been allocated, so this is safe to use
the faster and non-atomic 'bitmap_set()' function. There is no need to
hand-write it.
Link: https://lore.kernel.org/r/f1bd33f6ea6c8ad519a222db6e9aa17c55610557.1637785902.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r-- | drivers/infiniband/hw/mthca/mthca_allocator.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_allocator.c b/drivers/infiniband/hw/mthca/mthca_allocator.c index 06fc8a2e0bd4..57fa1cc202bc 100644 --- a/drivers/infiniband/hw/mthca/mthca_allocator.c +++ b/drivers/infiniband/hw/mthca/mthca_allocator.c @@ -79,8 +79,6 @@ void mthca_free(struct mthca_alloc *alloc, u32 obj) int mthca_alloc_init(struct mthca_alloc *alloc, u32 num, u32 mask, u32 reserved) { - int i; - /* num must be a power of 2 */ if (num != 1 << (ffs(num) - 1)) return -EINVAL; @@ -94,8 +92,7 @@ int mthca_alloc_init(struct mthca_alloc *alloc, u32 num, u32 mask, if (!alloc->table) return -ENOMEM; - for (i = 0; i < reserved; ++i) - set_bit(i, alloc->table); + bitmap_set(alloc->table, 0, reserved); return 0; } |