diff options
| author | Bob Pearson <rpearsonhpe@gmail.com> | 2020-08-27 19:35:36 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2020-08-31 18:21:16 +0300 |
| commit | 7672dac30435b6e28aebaea189ffcb233e61760d (patch) | |
| tree | c5fca5fe79f6be732369c19305c9b18f2b403be1 /drivers/infiniband/sw/rxe/rxe_pool.h | |
| parent | 63fa15dbd488457117e779f8a6b4917ba83f4b77 (diff) | |
| download | linux-7672dac30435b6e28aebaea189ffcb233e61760d.tar.xz | |
RDMA/rxe: Address an issue with hardened user copy
Change rxe pools to use kzalloc instead of kmem_cache to allocate memory
for rxe objects. The pools are not really necessary and they trigger
hardened user copy warnings as the ioctl framework copies the QP number
directly to userspace.
Also the general project to move object alloation to the core code will
eventually clean these out anyhow.
Link: https://lore.kernel.org/r/20200827163535.2632-1-rpearson@hpe.com
Signed-off-by: Bob Pearson <rpearson@hpe.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_pool.h')
| -rw-r--r-- | drivers/infiniband/sw/rxe/rxe_pool.h | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_pool.h b/drivers/infiniband/sw/rxe/rxe_pool.h index 6cb22aa88406..432745ffc8d4 100644 --- a/drivers/infiniband/sw/rxe/rxe_pool.h +++ b/drivers/infiniband/sw/rxe/rxe_pool.h @@ -42,7 +42,6 @@ struct rxe_type_info { u32 min_index; size_t key_offset; size_t key_size; - struct kmem_cache *cache; }; extern struct rxe_type_info rxe_type_info[]; @@ -86,12 +85,6 @@ struct rxe_pool { size_t key_size; }; -/* initialize slab caches for managed objects */ -int rxe_cache_init(void); - -/* cleanup slab caches for managed objects */ -void rxe_cache_exit(void); - /* initialize a pool of objects with given limit on * number of elements. gets parameters from rxe_type_info * pool elements will be allocated out of a slab cache |