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authorNeilBrown <neilb@suse.com>2016-10-13 15:26:47 +1100
committerTrond Myklebust <trond.myklebust@primarydata.com>2016-12-01 17:58:13 -0500
commitd51fdb87a611f8ef50518df7187173ae10469fd0 (patch)
tree5c7b1f573e024cdc906641ede0f7d035bed2c016
parentNFSv4: enhance nfs4_copy_lock_stateid to use a flock stateid if there is one (diff)
downloadlinux-dev-d51fdb87a611f8ef50518df7187173ae10469fd0.tar.xz
linux-dev-d51fdb87a611f8ef50518df7187173ae10469fd0.zip
NFS: discard nfs_lockowner structure.
It now has only one field and is only used in one structure. So replaced it in that structure by the field it contains. Signed-off-by: NeilBrown <neilb@suse.com> Reviewed-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
-rw-r--r--fs/nfs/inode.c4
-rw-r--r--fs/nfs/nfs4state.c2
-rw-r--r--fs/nfs/pagelist.c2
-rw-r--r--fs/nfs/write.c2
-rw-r--r--include/linux/nfs_fs.h6
5 files changed, 6 insertions, 10 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 3a7601fe9dee..d79e0bac836e 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -702,7 +702,7 @@ EXPORT_SYMBOL_GPL(nfs_getattr);
static void nfs_init_lock_context(struct nfs_lock_context *l_ctx)
{
atomic_set(&l_ctx->count, 1);
- l_ctx->lockowner.l_owner = current->files;
+ l_ctx->lockowner = current->files;
INIT_LIST_HEAD(&l_ctx->list);
atomic_set(&l_ctx->io_count, 0);
}
@@ -713,7 +713,7 @@ static struct nfs_lock_context *__nfs_find_lock_context(struct nfs_open_context
struct nfs_lock_context *pos = head;
do {
- if (pos->lockowner.l_owner != current->files)
+ if (pos->lockowner != current->files)
continue;
atomic_inc(&pos->count);
return pos;
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 4f1de9be10c6..26b6b8b0cae3 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -953,7 +953,7 @@ static int nfs4_copy_lock_stateid(nfs4_stateid *dst,
if (test_bit(LK_STATE_IN_USE, &state->flags) == 0)
goto out;
- fl_owner = l_ctx->lockowner.l_owner;
+ fl_owner = l_ctx->lockowner;
fl_flock_owner = l_ctx->open_context->flock_owner;
spin_lock(&state->state_lock);
diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index 161f8b13bbaa..6e629b856a00 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -867,7 +867,7 @@ static void nfs_pageio_cleanup_mirroring(struct nfs_pageio_descriptor *pgio)
static bool nfs_match_lock_context(const struct nfs_lock_context *l1,
const struct nfs_lock_context *l2)
{
- return l1->lockowner.l_owner == l2->lockowner.l_owner;
+ return l1->lockowner == l2->lockowner;
}
/**
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 4d5897e6d6cb..6e761f3f4cbf 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -1151,7 +1151,7 @@ int nfs_flush_incompatible(struct file *file, struct page *page)
if (l_ctx && flctx &&
!(list_empty_careful(&flctx->flc_posix) &&
list_empty_careful(&flctx->flc_flock))) {
- do_flush |= l_ctx->lockowner.l_owner != current->files;
+ do_flush |= l_ctx->lockowner != current->files;
}
nfs_release_request(req);
if (!do_flush)
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 0adb02c4744d..db1002abc95e 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -55,15 +55,11 @@ struct nfs_access_entry {
struct rcu_head rcu_head;
};
-struct nfs_lockowner {
- fl_owner_t l_owner;
-};
-
struct nfs_lock_context {
atomic_t count;
struct list_head list;
struct nfs_open_context *open_context;
- struct nfs_lockowner lockowner;
+ fl_owner_t lockowner;
atomic_t io_count;
};