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authorTejun Heo <tj@kernel.org>2013-03-13 14:59:36 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-03-13 15:21:45 -0700
commit801cb2d62d5f673ac671c01397956d8b77a5215b (patch)
tree21758a35a1084f2e7d4ab0f51810518f11a9dbcb /fs
parent522cff142d7d2f9230839c9e1f21a4d8bcc22a4a (diff)
nfsd: remove unused get_new_stid()
get_new_stid() is no longer used since commit 3abdb607125 ("nfsd4: simplify idr allocation"). Remove it. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfsd/nfs4state.c31
1 files changed, 0 insertions, 31 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 16d39c6c4fbb..d91d6dbf698a 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -230,37 +230,6 @@ static void nfs4_file_put_access(struct nfs4_file *fp, int oflag)
__nfs4_file_put_access(fp, oflag);
}
-static inline int get_new_stid(struct nfs4_stid *stid)
-{
- static int min_stateid = 0;
- struct idr *stateids = &stid->sc_client->cl_stateids;
- int new_stid;
- int error;
-
- error = idr_get_new_above(stateids, stid, min_stateid, &new_stid);
- /*
- * Note: the necessary preallocation was done in
- * nfs4_alloc_stateid(). The idr code caps the number of
- * preallocations that can exist at a time, but the state lock
- * prevents anyone from using ours before we get here:
- */
- WARN_ON_ONCE(error);
- /*
- * It shouldn't be a problem to reuse an opaque stateid value.
- * I don't think it is for 4.1. But with 4.0 I worry that, for
- * example, a stray write retransmission could be accepted by
- * the server when it should have been rejected. Therefore,
- * adopt a trick from the sctp code to attempt to maximize the
- * amount of time until an id is reused, by ensuring they always
- * "increase" (mod INT_MAX):
- */
-
- min_stateid = new_stid+1;
- if (min_stateid == INT_MAX)
- min_stateid = 0;
- return new_stid;
-}
-
static struct nfs4_stid *nfs4_alloc_stid(struct nfs4_client *cl, struct
kmem_cache *slab)
{

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