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authorBob Pearson <rpearsonhpe@gmail.com>2021-01-25 15:16:41 -0600
committerJason Gunthorpe <jgg@nvidia.com>2021-01-28 15:29:56 -0400
commitce2063e3872b849421c6135881b1a6fb16d9eab7 (patch)
treea6a9f958ace76759e15e52ab4a74a762284c759b /drivers/infiniband/sw/rxe
parenteae5f0642e2f6a07a73f3fd60ecfeae9b4b32d5c (diff)
downloadlinux-ce2063e3872b849421c6135881b1a6fb16d9eab7.tar.bz2
RDMA/rxe: Replace missing rxe_pool_get_index_locked
One of the pool APIs for when caller is holding lock was not defined but is declared in rxe_pool.h. This patch adds the definition. Link: https://lore.kernel.org/r/20210125211641.2694-7-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')
-rw-r--r--drivers/infiniband/sw/rxe/rxe_pool.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_pool.c b/drivers/infiniband/sw/rxe/rxe_pool.c
index 5aa835028460..307d8986e7c9 100644
--- a/drivers/infiniband/sw/rxe/rxe_pool.c
+++ b/drivers/infiniband/sw/rxe/rxe_pool.c
@@ -398,15 +398,12 @@ void rxe_elem_release(struct kref *kref)
atomic_dec(&pool->num_elem);
}
-void *rxe_pool_get_index(struct rxe_pool *pool, u32 index)
+void *rxe_pool_get_index_locked(struct rxe_pool *pool, u32 index)
{
struct rxe_type_info *info = &rxe_type_info[pool->type];
struct rb_node *node;
struct rxe_pool_entry *elem;
- u8 *obj = NULL;
- unsigned long flags;
-
- read_lock_irqsave(&pool->pool_lock, flags);
+ u8 *obj;
node = pool->index.tree.rb_node;
@@ -428,6 +425,16 @@ void *rxe_pool_get_index(struct rxe_pool *pool, u32 index)
obj = NULL;
}
+ return obj;
+}
+
+void *rxe_pool_get_index(struct rxe_pool *pool, u32 index)
+{
+ u8 *obj;
+ unsigned long flags;
+
+ read_lock_irqsave(&pool->pool_lock, flags);
+ obj = rxe_pool_get_index_locked(pool, index);
read_unlock_irqrestore(&pool->pool_lock, flags);
return obj;
@@ -438,7 +445,7 @@ void *rxe_pool_get_key_locked(struct rxe_pool *pool, void *key)
struct rxe_type_info *info = &rxe_type_info[pool->type];
struct rb_node *node;
struct rxe_pool_entry *elem;
- u8 *obj = NULL;
+ u8 *obj;
int cmp;
node = pool->key.tree.rb_node;
@@ -469,7 +476,7 @@ void *rxe_pool_get_key_locked(struct rxe_pool *pool, void *key)
void *rxe_pool_get_key(struct rxe_pool *pool, void *key)
{
- u8 *obj = NULL;
+ u8 *obj;
unsigned long flags;
read_lock_irqsave(&pool->pool_lock, flags);