2014-05-29 15:07:05

by Trond Myklebust

[permalink] [raw]
Subject: Re: [nfs:devel 21/48] fs/nfs/pagelist.c:453: warning: unused variable 'inode'

On Thu, 2014-05-29 at 07:53 +0800, kbuild test robot wrote:
> tree: git://git.linux-nfs.org/projects/trondmy/linux-nfs.git devel
> head: c75c3b0bfffdb21daecb7dadbd30eb2e353fe66d
> commit: 5aea6ba186d825973a1c3daf88dece597b8b54e3 [21/48] NFS: Create a common initiate_pgio() function
> config: make ARCH=avr32 atngw100_defconfig
>
> All warnings:
>
> fs/nfs/pagelist.c: In function 'nfs_initiate_pgio':
> >> fs/nfs/pagelist.c:453: warning: unused variable 'inode'
>
> vim +/inode +453 fs/nfs/pagelist.c
>
> 437 * nfs_pgio_prepare - Prepare pageio data to go over the wire
> 438 * @task: The current task
> 439 * @calldata: pageio data to prepare
> 440 */
> 441 static void nfs_pgio_prepare(struct rpc_task *task, void *calldata)
> 442 {
> 443 struct nfs_pgio_data *data = calldata;
> 444 int err;
> 445 err = NFS_PROTO(data->header->inode)->pgio_rpc_prepare(task, data);
> 446 if (err)
> 447 rpc_exit(task, err);
> 448 }
> 449
> 450 int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_data *data,
> 451 const struct rpc_call_ops *call_ops, int how, int flags)
> 452 {
> > 453 struct inode *inode = data->header->inode;
> 454 struct rpc_task *task;
> 455 struct rpc_message msg = {
> 456 .rpc_argp = &data->args,
> 457 .rpc_resp = &data->res,
> 458 .rpc_cred = data->header->cred,
> 459 };
> 460 struct rpc_task_setup task_setup_data = {
> 461 .rpc_client = clnt,
>
> ---
> 0-DAY kernel build testing backend Open Source Technology Center
> http://lists.01.org/mailman/listinfo/kbuild Intel Corporation

Fixing this up using:

>From 86e52bd318d0fda06c6c9829ec54f693bd669b30 Mon Sep 17 00:00:00 2001
From: Trond Myklebust <[email protected]>
Date: Thu, 29 May 2014 11:04:51 -0400
Subject: [PATCH] fixup! NFS: Create a common initiate_pgio() function

---
fs/nfs/pagelist.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index 0c4aac4c7ad9..fab78d13ee14 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -604,7 +604,6 @@ static void nfs_pgio_prepare(struct rpc_task *task, void *calldata)
int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_data *data,
const struct rpc_call_ops *call_ops, int how, int flags)
{
- struct inode *inode = data->header->inode;
struct rpc_task *task;
struct rpc_message msg = {
.rpc_argp = &data->args,
@@ -627,8 +626,8 @@ int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_data *data,
dprintk("NFS: %5u initiated pgio call "
"(req %s/%llu, %u bytes @ offset %llu)\n",
data->task.tk_pid,
- inode->i_sb->s_id,
- (unsigned long long)NFS_FILEID(inode),
+ data->header->inode->i_sb->s_id,
+ (unsigned long long)NFS_FILEID(data->header->inode),
data->args.count,
(unsigned long long)data->args.offset);

--
1.9.3




--
Trond Myklebust
Linux NFS client maintainer, PrimaryData
[email protected]




2014-05-29 16:58:21

by Anna Schumaker

[permalink] [raw]
Subject: Re: [nfs:devel 21/48] fs/nfs/pagelist.c:453: warning: unused variable 'inode'

Looks good to me. Thanks, Trond!

On 05/29/2014 11:07 AM, Trond Myklebust wrote:
> On Thu, 2014-05-29 at 07:53 +0800, kbuild test robot wrote:
>> tree: git://git.linux-nfs.org/projects/trondmy/linux-nfs.git devel
>> head: c75c3b0bfffdb21daecb7dadbd30eb2e353fe66d
>> commit: 5aea6ba186d825973a1c3daf88dece597b8b54e3 [21/48] NFS: Create a common initiate_pgio() function
>> config: make ARCH=avr32 atngw100_defconfig
>>
>> All warnings:
>>
>> fs/nfs/pagelist.c: In function 'nfs_initiate_pgio':
>>>> fs/nfs/pagelist.c:453: warning: unused variable 'inode'
>> vim +/inode +453 fs/nfs/pagelist.c
>>
>> 437 * nfs_pgio_prepare - Prepare pageio data to go over the wire
>> 438 * @task: The current task
>> 439 * @calldata: pageio data to prepare
>> 440 */
>> 441 static void nfs_pgio_prepare(struct rpc_task *task, void *calldata)
>> 442 {
>> 443 struct nfs_pgio_data *data = calldata;
>> 444 int err;
>> 445 err = NFS_PROTO(data->header->inode)->pgio_rpc_prepare(task, data);
>> 446 if (err)
>> 447 rpc_exit(task, err);
>> 448 }
>> 449
>> 450 int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_data *data,
>> 451 const struct rpc_call_ops *call_ops, int how, int flags)
>> 452 {
>> > 453 struct inode *inode = data->header->inode;
>> 454 struct rpc_task *task;
>> 455 struct rpc_message msg = {
>> 456 .rpc_argp = &data->args,
>> 457 .rpc_resp = &data->res,
>> 458 .rpc_cred = data->header->cred,
>> 459 };
>> 460 struct rpc_task_setup task_setup_data = {
>> 461 .rpc_client = clnt,
>>
>> ---
>> 0-DAY kernel build testing backend Open Source Technology Center
>> http://lists.01.org/mailman/listinfo/kbuild Intel Corporation
> Fixing this up using:
>
> From 86e52bd318d0fda06c6c9829ec54f693bd669b30 Mon Sep 17 00:00:00 2001
> From: Trond Myklebust <[email protected]>
> Date: Thu, 29 May 2014 11:04:51 -0400
> Subject: [PATCH] fixup! NFS: Create a common initiate_pgio() function
>
> ---
> fs/nfs/pagelist.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
> index 0c4aac4c7ad9..fab78d13ee14 100644
> --- a/fs/nfs/pagelist.c
> +++ b/fs/nfs/pagelist.c
> @@ -604,7 +604,6 @@ static void nfs_pgio_prepare(struct rpc_task *task, void *calldata)
> int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_data *data,
> const struct rpc_call_ops *call_ops, int how, int flags)
> {
> - struct inode *inode = data->header->inode;
> struct rpc_task *task;
> struct rpc_message msg = {
> .rpc_argp = &data->args,
> @@ -627,8 +626,8 @@ int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_data *data,
> dprintk("NFS: %5u initiated pgio call "
> "(req %s/%llu, %u bytes @ offset %llu)\n",
> data->task.tk_pid,
> - inode->i_sb->s_id,
> - (unsigned long long)NFS_FILEID(inode),
> + data->header->inode->i_sb->s_id,
> + (unsigned long long)NFS_FILEID(data->header->inode),
> data->args.count,
> (unsigned long long)data->args.offset);
>