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

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* 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6:
  nfs4: The difference of 2 pointers is ptrdiff_t
  nfs: testing the wrong variable
  nfs: handle lock context allocation failures in nfs_create_request
  Fixed Regression in NFS Direct I/O path
This commit is contained in:
Linus Torvalds 2010-10-28 15:13:05 -07:00
commit a0e3390787
4 changed files with 11 additions and 5 deletions
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2
fs/nfs/direct.c
View file

@ -873,7 +873,7 @@ static ssize_t nfs_direct_write(struct kiocb *iocb, const struct iovec *iov,
dreq->inode = inode;
dreq->ctx = get_nfs_open_context(nfs_file_open_context(iocb->ki_filp));
dreq->l_ctx = nfs_get_lock_context(dreq->ctx);
if (dreq->l_ctx != NULL)
if (dreq->l_ctx == NULL)
goto out_release;
if (!is_sync_kiocb(iocb))
dreq->iocb = iocb;

2
fs/nfs/idmap.c
View file

@ -123,7 +123,7 @@ static ssize_t nfs_idmap_get_desc(const char *name, size_t namelen,
size_t desclen = typelen + namelen + 2;
*desc = kmalloc(desclen, GFP_KERNEL);
if (!desc)
if (!*desc)
return -ENOMEM;
cp = *desc;

4
fs/nfs/nfs4proc.c
View file

@ -429,7 +429,7 @@ static int nfs41_sequence_done(struct rpc_task *task, struct nfs4_sequence_res *
* returned NFS4ERR_DELAY as per Section 2.10.6.2
* of RFC5661.
*/
dprintk("%s: slot=%ld seq=%d: Operation in progress\n",
dprintk("%s: slot=%td seq=%d: Operation in progress\n",
__func__,
res->sr_slot - res->sr_session->fc_slot_table.slots,
res->sr_slot->seq_nr);
@ -573,7 +573,7 @@ int nfs4_setup_sequence(const struct nfs_server *server,
goto out;
}
dprintk("--> %s clp %p session %p sr_slot %ld\n",
dprintk("--> %s clp %p session %p sr_slot %td\n",
__func__, session->clp, session, res->sr_slot ?
res->sr_slot - session->fc_slot_table.slots : -1);

8
fs/nfs/pagelist.c
View file

@ -65,6 +65,13 @@ nfs_create_request(struct nfs_open_context *ctx, struct inode *inode,
if (req == NULL)
return ERR_PTR(-ENOMEM);
/* get lock context early so we can deal with alloc failures */
req->wb_lock_context = nfs_get_lock_context(ctx);
if (req->wb_lock_context == NULL) {
nfs_page_free(req);
return ERR_PTR(-ENOMEM);
}
/* Initialize the request struct. Initially, we assume a
* long write-back delay. This will be adjusted in
* update_nfs_request below if the region is not locked. */
@ -79,7 +86,6 @@ nfs_create_request(struct nfs_open_context *ctx, struct inode *inode,
req->wb_pgbase = offset;
req->wb_bytes = count;
req->wb_context = get_nfs_open_context(ctx);
req->wb_lock_context = nfs_get_lock_context(ctx);
kref_init(&req->wb_kref);
return req;
}