evie/android_kernel_oneplus_msm8998
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NFS: Use kmem_cache_zalloc() in nfs_direct_req_alloc

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Simplify the initialisation of O_DIRECT requests.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: Fred Isaman <iisaman@netapp.com>
This commit is contained in:
Trond Myklebust 2012-04-30 18:31:49 -04:00
parent 6d74743b08
commit 292f3eeef0
1 changed files with 1 additions and 11 deletions
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12
fs/nfs/direct.c
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@ -149,26 +149,16 @@ static inline struct nfs_direct_req *nfs_direct_req_alloc(void)
{ {
struct nfs_direct_req *dreq; struct nfs_direct_req *dreq;
dreq = kmem_cache_alloc(nfs_direct_cachep, GFP_KERNEL); dreq = kmem_cache_zalloc(nfs_direct_cachep, GFP_KERNEL);
if (!dreq) if (!dreq)
return NULL; return NULL;
kref_init(&dreq->kref); kref_init(&dreq->kref);
kref_get(&dreq->kref); kref_get(&dreq->kref);
init_completion(&dreq->completion); init_completion(&dreq->completion);
dreq->mds_cinfo.ncommit = 0;
atomic_set(&dreq->mds_cinfo.rpcs_out, 0);
INIT_LIST_HEAD(&dreq->mds_cinfo.list); INIT_LIST_HEAD(&dreq->mds_cinfo.list);
INIT_WORK(&dreq->work, nfs_direct_write_schedule_work); INIT_WORK(&dreq->work, nfs_direct_write_schedule_work);
memset(&dreq->ds_cinfo, 0, sizeof(dreq->ds_cinfo));
dreq->iocb = NULL;
dreq->ctx = NULL;
dreq->l_ctx = NULL;
spin_lock_init(&dreq->lock); spin_lock_init(&dreq->lock);
atomic_set(&dreq->io_count, 0);
dreq->count = 0;
dreq->error = 0;
dreq->flags = 0;
return dreq; return dreq;
} }