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NFSv4.1/flexfiles: Add refcounting to struct nfs4_ff_layout_mirror

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We do want to share mirrors between layout segments, so add a refcount
to enable that.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-08-24 18:08:30 -04:00
parent a6970317f2
commit 28a0d72c68
2 changed files with 28 additions and 9 deletions
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1
fs/nfs/flexfilelayout/flexfilelayout.h
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@ -77,6 +77,7 @@ struct nfs4_ff_layout_mirror {
u32 uid;
u32 gid;
struct rpc_cred *cred;
atomic_t ref;
spinlock_t lock;
struct nfs4_ff_layoutstat read_stat;
struct nfs4_ff_layoutstat write_stat;