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Merge branch 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6

Browse Source 
* 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6:
  NFS: Ensure that rpc_release_resources_task() can be called twice.
  NFS: Don't leak RPC clients in NFSv4 secinfo negotiation
  NFS: Fix a hang in the writeback path
This commit is contained in:
Linus Torvalds 2011-03-28 07:52:58 -07:00
commit 1788c208aa
5 changed files with 11 additions and 15 deletions
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4
fs/nfs/namespace.c
View File

@ -192,13 +192,15 @@ static rpc_authflavor_t nfs_lookup_with_sec(struct nfs_server *server, struct de
auth = rpcauth_create(flavor, clone);
if (!auth) {
flavor = -EIO;
goto out;
goto out_shutdown;
}
err = server->nfs_client->rpc_ops->lookup(clone, parent->d_inode,
&path->dentry->d_name,
fh, fattr);
if (err < 0)
flavor = err;
out_shutdown:
rpc_shutdown_client(clone);
out:
return flavor;
}

4
fs/nfs/pagelist.c
View File

@ -135,14 +135,14 @@ void nfs_clear_page_tag_locked(struct nfs_page *req)
nfs_unlock_request(req);
}
/**
/*
* nfs_clear_request - Free up all resources allocated to the request
* @req:
*
* Release page and open context resources associated with a read/write
* request after it has completed.
*/
void nfs_clear_request(struct nfs_page *req)
static void nfs_clear_request(struct nfs_page *req)
{
struct page *page = req->wb_page;
struct nfs_open_context *ctx = req->wb_context;

13
fs/nfs/write.c
View File

@ -389,11 +389,8 @@ static int nfs_inode_add_request(struct inode *inode, struct nfs_page *req)
spin_lock(&inode->i_lock);
error = radix_tree_insert(&nfsi->nfs_page_tree, req->wb_index, req);
BUG_ON(error);
if (!nfsi->npages) {
igrab(inode);
if (nfs_have_delegation(inode, FMODE_WRITE))
nfsi->change_attr++;
}
if (!nfsi->npages && nfs_have_delegation(inode, FMODE_WRITE))
nfsi->change_attr++;
set_bit(PG_MAPPED, &req->wb_flags);
SetPagePrivate(req->wb_page);
set_page_private(req->wb_page, (unsigned long)req);
@ -423,11 +420,7 @@ static void nfs_inode_remove_request(struct nfs_page *req)
clear_bit(PG_MAPPED, &req->wb_flags);
radix_tree_delete(&nfsi->nfs_page_tree, req->wb_index);
nfsi->npages--;
if (!nfsi->npages) {
spin_unlock(&inode->i_lock);
iput(inode);
} else
spin_unlock(&inode->i_lock);
spin_unlock(&inode->i_lock);
nfs_release_request(req);
}

1
include/linux/nfs_page.h
View File

@ -78,7 +78,6 @@ extern struct nfs_page *nfs_create_request(struct nfs_open_context *ctx,
struct page *page,
unsigned int offset,
unsigned int count);
extern void nfs_clear_request(struct nfs_page *req);
extern void nfs_release_request(struct nfs_page *req);

4
net/sunrpc/sched.c
View File

@ -860,8 +860,10 @@ static void rpc_release_resources_task(struct rpc_task *task)
{
if (task->tk_rqstp)
xprt_release(task);
if (task->tk_msg.rpc_cred)
if (task->tk_msg.rpc_cred) {
put_rpccred(task->tk_msg.rpc_cred);
task->tk_msg.rpc_cred = NULL;
}
rpc_task_release_client(task);
}