diff options
author | Tejun Heo <tj@kernel.org> | 2013-03-13 21:59:36 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-03-13 22:21:45 (GMT) |
commit | 801cb2d62d5f673ac671c01397956d8b77a5215b (patch) | |
tree | 21758a35a1084f2e7d4ab0f51810518f11a9dbcb /fs/nfsd/nfs4state.c | |
parent | 522cff142d7d2f9230839c9e1f21a4d8bcc22a4a (diff) | |
download | linux-fsl-qoriq-801cb2d62d5f673ac671c01397956d8b77a5215b.tar.xz |
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/nfsd/nfs4state.c')
-rw-r--r-- | fs/nfsd/nfs4state.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 16d39c6..d91d6db 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) { |