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| author | Leon Romanovsky <leonro@nvidia.com> | 2026-07-16 05:03:31 -0400 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2026-07-20 09:45:43 -0400 |
| commit | ed3760b376384248b2977f67e0f803bad1657f8e (patch) | |
| tree | 0bab72b1fc989329d71ea89cb67bd6f69816a619 /drivers/infiniband/hw/usnic | |
| parent | ce5322367c4bd00e51560ffdc07c6c619952967a (diff) | |
| download | linux-next-ed3760b376384248b2977f67e0f803bad1657f8e.tar.gz linux-next-ed3760b376384248b2977f67e0f803bad1657f8e.zip | |
RDMA/usnic: use kmalloc() for the page pointer array
usnic_uiom_get_pages() uses a page-sized array of struct page pointers
as temporary storage for pin_user_pages(). Nothing requires the array to
come directly from the page allocator.
Use kmalloc() for the array and kfree() after the pinning loop.
Link: https://patch.msgid.link/20260715-get_pages-to-kmalloc-v1-3-b0b7fce288be@nvidia.com
Acked-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/usnic')
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_uiom.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.c b/drivers/infiniband/hw/usnic/usnic_uiom.c index 691c64a73516..201c35039a74 100644 --- a/drivers/infiniband/hw/usnic/usnic_uiom.c +++ b/drivers/infiniband/hw/usnic/usnic_uiom.c @@ -114,7 +114,7 @@ static int usnic_uiom_get_pages(unsigned long addr, size_t size, int writable, INIT_LIST_HEAD(chunk_list); - page_list = (struct page **) __get_free_page(GFP_KERNEL); + page_list = kmalloc(PAGE_SIZE, GFP_KERNEL); if (!page_list) return -ENOMEM; @@ -182,7 +182,7 @@ out: mmgrab(uiomr->owning_mm); mmap_read_unlock(mm); - free_page((unsigned long) page_list); + kfree(page_list); return ret; } |