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Merge branch 'for-linus-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml

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Pull uml updates from Richard Weinberger:
 "Minor updates for UML:

   - fixes for our new vector network driver by Anton

   - initcall cleanup by Alexander

   - We have a new mailinglist, sourceforge.net sucks"

* 'for-linus-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml:
  um: Fix raw interface options
  um: Fix initialization of vector queues
  um: remove uml initcalls
  um: Update mailing list address
This commit is contained in:
Linus Torvalds
2018-06-16 06:50:51 +09:00
parent 6a4d4b3253 5ec9121195
commit 8d1e5133bf
5 changed files with 15 additions and 31 deletions
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20
arch/um/drivers/vector_kern.c
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@@ -188,7 +188,7 @@ static int get_transport_options(struct arglist *def)
if (strncmp(transport, TRANS_TAP, TRANS_TAP_LEN) == 0)
return (vec_rx | VECTOR_BPF);
if (strncmp(transport, TRANS_RAW, TRANS_RAW_LEN) == 0)
return (vec_rx | vec_tx);
return (vec_rx | vec_tx | VECTOR_QDISC_BYPASS);
return (vec_rx | vec_tx);
}
@@ -504,15 +504,19 @@ static struct vector_queue *create_queue(
result = kmalloc(sizeof(struct vector_queue), GFP_KERNEL);
if (result == NULL)
goto out_fail;
return NULL;
result->max_depth = max_size;
result->dev = vp->dev;
result->mmsg_vector = kmalloc(
(sizeof(struct mmsghdr) * max_size), GFP_KERNEL);
if (result->mmsg_vector == NULL)
goto out_mmsg_fail;
result->skbuff_vector = kmalloc(
(sizeof(void *) * max_size), GFP_KERNEL);
if (result->mmsg_vector == NULL || result->skbuff_vector == NULL)
goto out_fail;
if (result->skbuff_vector == NULL)
goto out_skb_fail;
/* further failures can be handled safely by destroy_queue*/
mmsg_vector = result->mmsg_vector;
for (i = 0; i < max_size; i++) {
@@ -563,6 +567,11 @@ static struct vector_queue *create_queue(
result->head = 0;
result->tail = 0;
return result;
out_skb_fail:
kfree(result->mmsg_vector);
out_mmsg_fail:
kfree(result);
return NULL;
out_fail:
destroy_queue(result);
return NULL;
@@ -1232,9 +1241,8 @@ static int vector_net_open(struct net_device *dev)
if ((vp->options & VECTOR_QDISC_BYPASS) != 0) {
if (!uml_raw_enable_qdisc_bypass(vp->fds->rx_fd))
vp->options = vp->options | VECTOR_BPF;
vp->options |= VECTOR_BPF;
}
if ((vp->options & VECTOR_BPF) != 0)
vp->bpf = uml_vector_default_bpf(vp->fds->rx_fd, dev->dev_addr);