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NFS: Fix memory allocation in rpc_alloc_task()

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As for rpc_malloc(), we first try allocating from the slab, then fall
back to a non-waiting allocation from the mempool.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2022-03-21 17:37:01 -04:00
parent 33e5c765bc
commit 910ad38697
1 changed files with 7 additions and 3 deletions
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10
net/sunrpc/sched.c
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@ -1108,10 +1108,14 @@ static void rpc_init_task(struct rpc_task *task, const struct rpc_task_setup *ta
rpc_init_task_statistics(task);
}
static struct rpc_task *
rpc_alloc_task(void)
static struct rpc_task *rpc_alloc_task(void)
{
return (struct rpc_task *)mempool_alloc(rpc_task_mempool, GFP_KERNEL);
struct rpc_task *task;
task = kmem_cache_alloc(rpc_task_slabp, rpc_task_gfp_mask());
if (task)
return task;
return mempool_alloc(rpc_task_mempool, GFP_NOWAIT);
}
/*