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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-28 07:52:58 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-28 07:52:58 -0700 |
commit | 1788c208aab15f9d9d1d24cff0d0c64b5c73bbee (patch) | |
tree | faf11b0fe60042af282a57f339031728dda28594 | |
parent | 15b7cf1416c0e3ae6163ade3349d717fe2729952 (diff) | |
parent | a271c5a0dea418931b6a903ef85adc30ad4c54be (diff) | |
download | op-kernel-dev-1788c208aab15f9d9d1d24cff0d0c64b5c73bbee.zip op-kernel-dev-1788c208aab15f9d9d1d24cff0d0c64b5c73bbee.tar.gz |
Merge branch 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6
* '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
-rw-r--r-- | fs/nfs/namespace.c | 4 | ||||
-rw-r--r-- | fs/nfs/pagelist.c | 4 | ||||
-rw-r--r-- | fs/nfs/write.c | 13 | ||||
-rw-r--r-- | include/linux/nfs_page.h | 1 | ||||
-rw-r--r-- | net/sunrpc/sched.c | 4 |
5 files changed, 11 insertions, 15 deletions
diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c index ad92bf73..9166fcb 100644 --- a/fs/nfs/namespace.c +++ b/fs/nfs/namespace.c @@ -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; } diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index 87a593c..c80add6 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -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; diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 85d7525..af0c627 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -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); } diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index 8023e4e..91af2e4 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -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); diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index ffb6876..6b43ee7 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -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); } |