search for: err_callback

Displaying 20 results from an estimated 113 matches for "err_callback".

[PATCH v2] virtio_blk: Fix a slient kernel panic
2016 Jul 18
2
[PATCH v2] virtio_blk: Fix a slient kernel panic
...qs, GFP_KERNEL); - if (!vblk->vqs) { - err = -ENOMEM; - goto out; - } + if (!vblk->vqs) + return -ENOMEM; names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); - if (!names) - goto err_names; - callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); - if (!callbacks) - goto err_callbacks; - vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); - if (!vqs) - goto err_vqs; + if (!names || !callbacks || !vqs) { + err = -ENOMEM; + goto out; + } for (i = 0; i < num_vqs; i++) { callbacks[i] = virtblk_done; @@ -420,7 +414,7 @@ static int init_vq(struct virtio_blk *vblk) /*...
[PATCH v2] virtio_blk: Fix a slient kernel panic
2016 Jul 18
2
[PATCH v2] virtio_blk: Fix a slient kernel panic
...qs, GFP_KERNEL); - if (!vblk->vqs) { - err = -ENOMEM; - goto out; - } + if (!vblk->vqs) + return -ENOMEM; names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); - if (!names) - goto err_names; - callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); - if (!callbacks) - goto err_callbacks; - vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); - if (!vqs) - goto err_vqs; + if (!names || !callbacks || !vqs) { + err = -ENOMEM; + goto out; + } for (i = 0; i < num_vqs; i++) { callbacks[i] = virtblk_done; @@ -420,7 +414,7 @@ static int init_vq(struct virtio_blk *vblk) /*...
[PATCH v13 5/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
2017 Aug 03
2
[PATCH v13 5/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
...* Allocate space for find_vqs parameters */ > + vqs = kcalloc(nvqs, sizeof(*vqs), GFP_KERNEL); > + if (!vqs) > + goto err_vq; > + callbacks = kmalloc_array(nvqs, sizeof(*callbacks), GFP_KERNEL); > + if (!callbacks) > + goto err_callback; > + names = kmalloc_array(nvqs, sizeof(*names), GFP_KERNEL); is size here (integer) intentional? > + if (!names) > + goto err_names; > + > + callbacks[0] = balloon_ack; > + names[0] = "inflate"; &gt...
[PATCH v13 5/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
2017 Aug 03
2
[PATCH v13 5/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
...* Allocate space for find_vqs parameters */ > + vqs = kcalloc(nvqs, sizeof(*vqs), GFP_KERNEL); > + if (!vqs) > + goto err_vq; > + callbacks = kmalloc_array(nvqs, sizeof(*callbacks), GFP_KERNEL); > + if (!callbacks) > + goto err_callback; > + names = kmalloc_array(nvqs, sizeof(*names), GFP_KERNEL); is size here (integer) intentional? > + if (!names) > + goto err_names; > + > + callbacks[0] = balloon_ack; > + names[0] = "inflate"; &gt...
[PATCH RESEND] virtio_blk: Fix a slient kernel panic
2016 Aug 09
0
[PATCH RESEND] virtio_blk: Fix a slient kernel panic
...qs, GFP_KERNEL); - if (!vblk->vqs) { - err = -ENOMEM; - goto out; - } + if (!vblk->vqs) + return -ENOMEM; names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); - if (!names) - goto err_names; - callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); - if (!callbacks) - goto err_callbacks; - vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); - if (!vqs) - goto err_vqs; + if (!names || !callbacks || !vqs) { + err = -ENOMEM; + goto out; + } for (i = 0; i < num_vqs; i++) { callbacks[i] = virtblk_done; @@ -417,7 +411,7 @@ static int init_vq(struct virtio_blk *vblk) /*...
[PATCH v13 5/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
2017 Aug 03
1
[PATCH v13 5/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
...gt; + vqs = kcalloc(nvqs, sizeof(*vqs), GFP_KERNEL); > >> + if (!vqs) > >> + goto err_vq; > >> + callbacks = kmalloc_array(nvqs, sizeof(*callbacks), GFP_KERNEL); > >> + if (!callbacks) > >> + goto err_callback; > >> + names = kmalloc_array(nvqs, sizeof(*names), GFP_KERNEL); > > > > is size here (integer) intentional? > > > Sorry, I didn't get it. Could you please elaborate more? This is okay > > > > > >> +...
[PATCH RESEND] virtio_blk: Fix a slient kernel panic
2016 Aug 09
0
[PATCH RESEND] virtio_blk: Fix a slient kernel panic
...qs, GFP_KERNEL); - if (!vblk->vqs) { - err = -ENOMEM; - goto out; - } + if (!vblk->vqs) + return -ENOMEM; names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); - if (!names) - goto err_names; - callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); - if (!callbacks) - goto err_callbacks; - vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); - if (!vqs) - goto err_vqs; + if (!names || !callbacks || !vqs) { + err = -ENOMEM; + goto out; + } for (i = 0; i < num_vqs; i++) { callbacks[i] = virtblk_done; @@ -417,7 +411,7 @@ static int init_vq(struct virtio_blk *vblk) /*...
[PATCH v13 5/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
2017 Aug 03
1
[PATCH v13 5/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
...gt; + vqs = kcalloc(nvqs, sizeof(*vqs), GFP_KERNEL); > >> + if (!vqs) > >> + goto err_vq; > >> + callbacks = kmalloc_array(nvqs, sizeof(*callbacks), GFP_KERNEL); > >> + if (!callbacks) > >> + goto err_callback; > >> + names = kmalloc_array(nvqs, sizeof(*names), GFP_KERNEL); > > > > is size here (integer) intentional? > > > Sorry, I didn't get it. Could you please elaborate more? This is okay > > > > > >> +...
[PATCH v2] virtio_blk: Fix a slient kernel panic
2016 Jul 18
2
[PATCH v2] virtio_blk: Fix a slient kernel panic
...t;vqs) > > + return -ENOMEM; > > > > names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); > > - if (!names) > > - goto err_names; > > - > > callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); > > - if (!callbacks) > > - goto err_callbacks; > > - > > vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); > > - if (!vqs) > > - goto err_vqs; > > + if (!names || !callbacks || !vqs) { > > + err = -ENOMEM; > > + goto out; > > + } > > ...you could use the > > foo = kmalloc(......
[PATCH v2] virtio_blk: Fix a slient kernel panic
2016 Jul 18
2
[PATCH v2] virtio_blk: Fix a slient kernel panic
...t;vqs) > > + return -ENOMEM; > > > > names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); > > - if (!names) > > - goto err_names; > > - > > callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); > > - if (!callbacks) > > - goto err_callbacks; > > - > > vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); > > - if (!vqs) > > - goto err_vqs; > > + if (!names || !callbacks || !vqs) { > > + err = -ENOMEM; > > + goto out; > > + } > > ...you could use the > > foo = kmalloc(......
[PATCH v2 2/2] block: virtio-blk: support multi virt queues per virtio-blk device
2014 Jun 26
1
[PATCH v2 2/2] block: virtio-blk: support multi virt queues per virtio-blk device
...e, it will fail on high # of vqs, and speed doesn't matter for names. > + > + names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); > + if (!names) > + goto err_names; > + > + callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); > + if (!callbacks) > + goto err_callbacks; > + > + vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); > + if (!vqs) > + goto err_vqs; > + > + for (i = 0; i < num_vqs; i++) { > + callbacks[i] = virtblk_done; > + snprintf(&name_array[i * 32], 32, "req.%d", i); Eschew abbreviation. Call it request...
[PATCH v2 2/2] block: virtio-blk: support multi virt queues per virtio-blk device
2014 Jun 26
1
[PATCH v2 2/2] block: virtio-blk: support multi virt queues per virtio-blk device
...e, it will fail on high # of vqs, and speed doesn't matter for names. > + > + names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); > + if (!names) > + goto err_names; > + > + callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); > + if (!callbacks) > + goto err_callbacks; > + > + vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); > + if (!vqs) > + goto err_vqs; > + > + for (i = 0; i < num_vqs; i++) { > + callbacks[i] = virtblk_done; > + snprintf(&name_array[i * 32], 32, "req.%d", i); Eschew abbreviation. Call it request...
[PATCH v22 2/3] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
2018 Jan 17
2
[PATCH v22 2/3] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
...BALLOON_F_FREE_PAGE_VQ)) > + nvqs++; > + > + /* Allocate space for find_vqs parameters */ > + vqs = kcalloc(nvqs, sizeof(*vqs), GFP_KERNEL); > + if (!vqs) > + goto err_vq; > + callbacks = kmalloc_array(nvqs, sizeof(*callbacks), GFP_KERNEL); > + if (!callbacks) > + goto err_callback; > + names = kmalloc_array(nvqs, sizeof(*names), GFP_KERNEL); > + if (!names) > + goto err_names; > + > + callbacks[0] = balloon_ack; > + names[0] = "inflate"; > + callbacks[1] = balloon_ack; > + names[1] = "deflate"; > + > + i = 2; > + if (virt...
[PATCH v22 2/3] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
2018 Jan 17
2
[PATCH v22 2/3] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
...BALLOON_F_FREE_PAGE_VQ)) > + nvqs++; > + > + /* Allocate space for find_vqs parameters */ > + vqs = kcalloc(nvqs, sizeof(*vqs), GFP_KERNEL); > + if (!vqs) > + goto err_vq; > + callbacks = kmalloc_array(nvqs, sizeof(*callbacks), GFP_KERNEL); > + if (!callbacks) > + goto err_callback; > + names = kmalloc_array(nvqs, sizeof(*names), GFP_KERNEL); > + if (!names) > + goto err_names; > + > + callbacks[0] = balloon_ack; > + names[0] = "inflate"; > + callbacks[1] = balloon_ack; > + names[1] = "deflate"; > + > + i = 2; > + if (virt...
[PATCH v2 2/2] block: virtio-blk: support multi virt queues per virtio-blk device
2014 Jun 26
0
[PATCH v2 2/2] block: virtio-blk: support multi virt queues per virtio-blk device
...+ } + name_array = kmalloc(sizeof(char) * 32 * num_vqs, GFP_KERNEL); + if (!name_array) + goto err_name_array; + + names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); + if (!names) + goto err_names; + + callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); + if (!callbacks) + goto err_callbacks; + + vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); + if (!vqs) + goto err_vqs; + + for (i = 0; i < num_vqs; i++) { + callbacks[i] = virtblk_done; + snprintf(&name_array[i * 32], 32, "req.%d", i); + names[i] = &name_array[i * 32]; + } + + /* Discover virtqueues and wri...
[PATCH v3 2/2] block: virtio-blk: support multi virt queues per virtio-blk device
2014 Jun 26
0
[PATCH v3 2/2] block: virtio-blk: support multi virt queues per virtio-blk device
...= kmalloc(sizeof(*vblk->vqs) * num_vqs, GFP_KERNEL); + if (!vblk->vqs) { + err = -ENOMEM; + goto out; + } + + names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); + if (!names) + goto err_names; + + callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); + if (!callbacks) + goto err_callbacks; + + vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); + if (!vqs) + goto err_vqs; - /* We expect one virtqueue, for output. */ - vblk->vq = virtio_find_single_vq(vblk->vdev, virtblk_done, "requests"); - if (IS_ERR(vblk->vq)) - err = PTR_ERR(vblk->vq); + for (i = 0; i &l...
[PATCH v13 5/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
2017 Aug 03
0
[PATCH v13 5/5] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_VQ
...+ if (virtio_has_feature(vb->vdev, VIRTIO_BALLOON_F_FREE_PAGE_VQ)) + nvqs++; + + /* Allocate space for find_vqs parameters */ + vqs = kcalloc(nvqs, sizeof(*vqs), GFP_KERNEL); + if (!vqs) + goto err_vq; + callbacks = kmalloc_array(nvqs, sizeof(*callbacks), GFP_KERNEL); + if (!callbacks) + goto err_callback; + names = kmalloc_array(nvqs, sizeof(*names), GFP_KERNEL); + if (!names) + goto err_names; + + callbacks[0] = balloon_ack; + names[0] = "inflate"; + callbacks[1] = balloon_ack; + names[1] = "deflate"; + + i = 2; + if (virtio_has_feature(vb->vdev, VIRTIO_BALLOON_F_STATS_VQ))...
[PATCH v3] virtio_blk: Fix a slient kernel panic
2016 Jul 19
4
[PATCH v3] virtio_blk: Fix a slient kernel panic
...qs, GFP_KERNEL); - if (!vblk->vqs) { - err = -ENOMEM; - goto out; - } + if (!vblk->vqs) + return -ENOMEM; names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); - if (!names) - goto err_names; - callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); - if (!callbacks) - goto err_callbacks; - vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); - if (!vqs) - goto err_vqs; + if (!names || !callbacks || !vqs) { + err = -ENOMEM; + goto out; + } for (i = 0; i < num_vqs; i++) { callbacks[i] = virtblk_done; @@ -420,7 +414,7 @@ static int init_vq(struct virtio_blk *vblk) /*...
[PATCH v3] virtio_blk: Fix a slient kernel panic
2016 Jul 19
4
[PATCH v3] virtio_blk: Fix a slient kernel panic
...qs, GFP_KERNEL); - if (!vblk->vqs) { - err = -ENOMEM; - goto out; - } + if (!vblk->vqs) + return -ENOMEM; names = kmalloc(sizeof(*names) * num_vqs, GFP_KERNEL); - if (!names) - goto err_names; - callbacks = kmalloc(sizeof(*callbacks) * num_vqs, GFP_KERNEL); - if (!callbacks) - goto err_callbacks; - vqs = kmalloc(sizeof(*vqs) * num_vqs, GFP_KERNEL); - if (!vqs) - goto err_vqs; + if (!names || !callbacks || !vqs) { + err = -ENOMEM; + goto out; + } for (i = 0; i < num_vqs; i++) { callbacks[i] = virtblk_done; @@ -420,7 +414,7 @@ static int init_vq(struct virtio_blk *vblk) /*...
[PATCH v9 5/5] virtio-balloon: VIRTIO_BALLOON_F_MISC_VQ
2017 Apr 13
0
[PATCH v9 5/5] virtio-balloon: VIRTIO_BALLOON_F_MISC_VQ
...s++; + if (virtio_has_feature(vb->vdev, VIRTIO_BALLOON_F_MISC_VQ)) + nvqs++; + + /* Allocate space for find_vqs parameters */ + vqs = kcalloc(nvqs, sizeof(*vqs), GFP_KERNEL); + if (!vqs) + goto err_vq; + callbacks = kmalloc_array(nvqs, sizeof(*callbacks), GFP_KERNEL); + if (!callbacks) + goto err_callback; + names = kmalloc_array(nvqs, sizeof(*names), GFP_KERNEL); + if (!names) + goto err_names; + + callbacks[0] = balloon_ack; + names[0] = "inflate"; + callbacks[1] = balloon_ack; + names[1] = "deflate"; + + i = 2; + if (virtio_has_feature(vb->vdev, VIRTIO_BALLOON_F_STATS_VQ))...