Displaying 5 results from an estimated 5 matches for "blk_mq_hctx_notify_prepare".
2017 Nov 21
2
4.14: WARNING: CPU: 4 PID: 2895 at block/blk-mq.c:1144 with virtio-blk (also 4.12 stable)
On 11/21/2017 11:12 AM, Christian Borntraeger wrote:
>
>
> On 11/21/2017 07:09 PM, Jens Axboe wrote:
>> On 11/21/2017 10:27 AM, Jens Axboe wrote:
>>> On 11/21/2017 03:14 AM, Christian Borntraeger wrote:
>>>> Bisect points to
>>>>
>>>> 1b5a7455d345b223d3a4658a9e5fce985b7998c1 is the first bad commit
>>>> commit
2017 Nov 21
2
4.14: WARNING: CPU: 4 PID: 2895 at block/blk-mq.c:1144 with virtio-blk (also 4.12 stable)
On 11/21/2017 11:12 AM, Christian Borntraeger wrote:
>
>
> On 11/21/2017 07:09 PM, Jens Axboe wrote:
>> On 11/21/2017 10:27 AM, Jens Axboe wrote:
>>> On 11/21/2017 03:14 AM, Christian Borntraeger wrote:
>>>> Bisect points to
>>>>
>>>> 1b5a7455d345b223d3a4658a9e5fce985b7998c1 is the first bad commit
>>>> commit
2017 Nov 21
0
4.14: WARNING: CPU: 4 PID: 2895 at block/blk-mq.c:1144 with virtio-blk (also 4.12 stable)
...oll_stats_fn(struct blk_stat_callback *cb);
+static void blk_mq_map_swqueue(struct request_queue *q);
static int blk_mq_poll_stats_bkt(const struct request *rq)
{
@@ -1947,6 +1950,15 @@ int blk_mq_alloc_rqs(struct blk_mq_tag_set *set, struct blk_mq_tags *tags,
return -ENOMEM;
}
+static int blk_mq_hctx_notify_prepare(unsigned int cpu, struct hlist_node *node)
+{
+ struct blk_mq_hw_ctx *hctx;
+
+ hctx = hlist_entry_safe(node, struct blk_mq_hw_ctx, cpuhp);
+ blk_mq_map_swqueue(hctx->queue);
+ return 0;
+}
+
/*
* 'cpu' is going away. splice any existing rq_list entries from this
* software queue to...
2017 Nov 21
2
4.14: WARNING: CPU: 4 PID: 2895 at block/blk-mq.c:1144 with virtio-blk (also 4.12 stable)
...> +static void blk_mq_map_swqueue(struct request_queue *q);
>
> static int blk_mq_poll_stats_bkt(const struct request *rq)
> {
> @@ -1947,6 +1950,15 @@ int blk_mq_alloc_rqs(struct blk_mq_tag_set *set, struct blk_mq_tags *tags,
> return -ENOMEM;
> }
>
> +static int blk_mq_hctx_notify_prepare(unsigned int cpu, struct hlist_node *node)
> +{
> + struct blk_mq_hw_ctx *hctx;
> +
> + hctx = hlist_entry_safe(node, struct blk_mq_hw_ctx, cpuhp);
> + blk_mq_map_swqueue(hctx->queue);
> + return 0;
> +}
> +
> /*
> * 'cpu' is going away. splice any existi...
2017 Nov 21
2
4.14: WARNING: CPU: 4 PID: 2895 at block/blk-mq.c:1144 with virtio-blk (also 4.12 stable)
...> +static void blk_mq_map_swqueue(struct request_queue *q);
>
> static int blk_mq_poll_stats_bkt(const struct request *rq)
> {
> @@ -1947,6 +1950,15 @@ int blk_mq_alloc_rqs(struct blk_mq_tag_set *set, struct blk_mq_tags *tags,
> return -ENOMEM;
> }
>
> +static int blk_mq_hctx_notify_prepare(unsigned int cpu, struct hlist_node *node)
> +{
> + struct blk_mq_hw_ctx *hctx;
> +
> + hctx = hlist_entry_safe(node, struct blk_mq_hw_ctx, cpuhp);
> + blk_mq_map_swqueue(hctx->queue);
> + return 0;
> +}
> +
> /*
> * 'cpu' is going away. splice any existi...