diff options
| author | Tariq Toukan <tariqt@nvidia.com> | 2020-12-30 11:41:52 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-28 16:24:02 +0200 |
| commit | 9737501f26b623a3a2564d1ee856fddbbd3457a4 (patch) | |
| tree | c692c60e8212270fecb4410a8d8c9c688d006c56 /lib | |
| parent | ce2f1b5d0f1305e177fcf1080694138ec1ae4c3c (diff) | |
lib: bitmap: Introduce node-aware alloc API
[ Upstream commit 7529cc7fbd9c02eda6851f3260416cbe198a321d ]
Expose new node-aware API for bitmap allocation:
bitmap_alloc_node() / bitmap_zalloc_node().
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Moshe Shemesh <moshe@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Stable-dep-of: 531d0d32de3e ("net/mlx5: Correctly set gso_size when LRO is used")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/bitmap.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/bitmap.c b/lib/bitmap.c index 663dd81967d4..926408883456 100644 --- a/lib/bitmap.c +++ b/lib/bitmap.c @@ -1398,6 +1398,19 @@ unsigned long *bitmap_zalloc(unsigned int nbits, gfp_t flags) } EXPORT_SYMBOL(bitmap_zalloc); +unsigned long *bitmap_alloc_node(unsigned int nbits, gfp_t flags, int node) +{ + return kmalloc_array_node(BITS_TO_LONGS(nbits), sizeof(unsigned long), + flags, node); +} +EXPORT_SYMBOL(bitmap_alloc_node); + +unsigned long *bitmap_zalloc_node(unsigned int nbits, gfp_t flags, int node) +{ + return bitmap_alloc_node(nbits, flags | __GFP_ZERO, node); +} +EXPORT_SYMBOL(bitmap_zalloc_node); + void bitmap_free(const unsigned long *bitmap) { kfree(bitmap); |