From: Bob Liu <bob.liu@oracle.com>
To: kbuild test robot <lkp@intel.com>
Cc: kbuild-all@01.org, xen-devel@lists.xen.org,
linux-kernel@vger.kernel.org, roger.pau@citrix.com,
konrad.wilk@oracle.com, felipe.franciosi@citrix.com,
axboe@fb.com, avanzini.arianna@gmail.com,
rafal.mielniczuk@citrix.com, jonathan.davies@citrix.com,
david.vrabel@citrix.com
Subject: Re: [PATCH v4 02/10] xen/blkfront: separate per ring information out of device info
Date: Mon, 02 Nov 2015 13:33:13 +0800 [thread overview]
Message-ID: <5636F599.8080109@oracle.com> (raw)
In-Reply-To: <201511021247.0rYk98np%fengguang.wu@intel.com>
On 11/02/2015 12:49 PM, kbuild test robot wrote:
> Hi Bob,
>
> [auto build test ERROR on v4.3-rc7 -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
>
> url: https://github.com/0day-ci/linux/commits/Bob-Liu/xen-block-multi-hardware-queues-rings-support/20151102-122806
> config: x86_64-allyesconfig (attached as .config)
> reproduce:
> # save the attached .config to linux build tree
> make ARCH=x86_64
>
> Note: the linux-review/Bob-Liu/xen-block-multi-hardware-queues-rings-support/20151102-122806 HEAD b29fe44b095649f8faddc4474daba13199c1f5e0 builds fine.
> It only hurts bisectibility.
>
> All errors (new ones prefixed by >>):
>
> drivers/block/xen-blkfront.c: In function 'blkif_queue_rq':
>>> drivers/block/xen-blkfront.c:639:17: error: 'info' undeclared (first use in this function)
> spin_lock_irq(&info->io_lock);
> ^
> drivers/block/xen-blkfront.c:639:17: note: each undeclared identifier is reported only once for each function it appears in
>
Sorry, I didn't do the compile-test after each patch.
Here is the fix and will update in next version.
[root@x4-4 linux]# git diff
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 2a557e4..7face5e 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -634,6 +634,7 @@ static int blkif_queue_rq(struct blk_mq_hw_ctx *hctx,
const struct blk_mq_queue_data *qd)
{
struct blkfront_ring_info *rinfo = (struct blkfront_ring_info *)hctx->driver_data;
+ struct blkfront_info *info = rinfo->dev_info;
blk_mq_start_request(qd->rq);
spin_lock_irq(&info->io_lock);
[root@x4-4 linux]#
Thanks,
-Bob
> vim +/info +639 drivers/block/xen-blkfront.c
>
> 907c3eb18 Bob Liu 2015-07-13 633 static int blkif_queue_rq(struct blk_mq_hw_ctx *hctx,
> 907c3eb18 Bob Liu 2015-07-13 634 const struct blk_mq_queue_data *qd)
> 9f27ee595 Jeremy Fitzhardinge 2007-07-17 635 {
> 2a8974fd4 Bob Liu 2015-11-02 636 struct blkfront_ring_info *rinfo = (struct blkfront_ring_info *)hctx->driver_data;
> 9f27ee595 Jeremy Fitzhardinge 2007-07-17 637
> 907c3eb18 Bob Liu 2015-07-13 638 blk_mq_start_request(qd->rq);
> 907c3eb18 Bob Liu 2015-07-13 @639 spin_lock_irq(&info->io_lock);
> 2a8974fd4 Bob Liu 2015-11-02 640 if (RING_FULL(&rinfo->ring))
> 907c3eb18 Bob Liu 2015-07-13 641 goto out_busy;
> 9f27ee595 Jeremy Fitzhardinge 2007-07-17 642
>
> :::::: The code at line 639 was first introduced by commit
> :::::: 907c3eb18e0bd86ca12a9de80befe8e3647bac3e xen-blkfront: convert to blk-mq APIs
>
> :::::: TO: Bob Liu <bob.liu@oracle.com>
> :::::: CC: David Vrabel <david.vrabel@citrix.com>
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation
>
next prev parent reply other threads:[~2015-11-02 5:33 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-02 4:21 [PATCH v4 00/10] xen-block: multi hardware-queues/rings support Bob Liu
2015-11-02 4:21 ` [PATCH v4 01/10] xen/blkif: document blkif multi-queue/ring extension Bob Liu
2015-11-02 4:21 ` [PATCH v4 02/10] xen/blkfront: separate per ring information out of device info Bob Liu
2015-11-02 4:49 ` kbuild test robot
2015-11-02 5:33 ` Bob Liu [this message]
2015-11-02 4:21 ` [PATCH v4 03/10] xen/blkfront: pseudo support for multi hardware queues/rings Bob Liu
[not found] ` <20151103194436.GE28527@char.us.oracle.com>
2015-11-04 1:01 ` Bob Liu
2015-11-02 4:21 ` [PATCH v4 04/10] xen/blkfront: split per device io_lock Bob Liu
[not found] ` <20151103200902.GF28527@char.us.oracle.com>
2015-11-04 1:07 ` Bob Liu
2015-11-04 1:51 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` [PATCH v4 05/10] xen/blkfront: negotiate number of queues/rings to be used with backend Bob Liu
[not found] ` <20151103204029.GH28527@char.us.oracle.com>
2015-11-04 1:11 ` Bob Liu
2015-11-04 1:53 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` [PATCH v4 06/10] xen/blkback: separate ring information out of struct xen_blkif Bob Liu
2015-11-02 4:21 ` [PATCH v4 07/10] xen/blkback: pseudo support for multi hardware queues/rings Bob Liu
2015-11-05 2:30 ` Konrad Rzeszutek Wilk
2015-11-05 3:02 ` Bob Liu
2015-11-05 3:24 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` [PATCH v4 08/10] xen/blkback: get the number of hardware queues/rings from blkfront Bob Liu
2015-11-05 2:37 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` [PATCH v4 09/10] xen/blkfront: make persistent grants per-queue Bob Liu
2015-11-05 2:39 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` [PATCH v4 10/10] xen/blkback: make pool of persistent grants and free pages per-queue Bob Liu
2015-11-05 2:43 ` Konrad Rzeszutek Wilk
2015-11-05 2:46 ` Bob Liu
2015-11-05 19:50 ` Konrad Rzeszutek Wilk
2015-11-02 11:19 ` [Xen-devel] [PATCH v4 00/10] xen-block: multi hardware-queues/rings support Julien Grall
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