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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
commit 8d1e5133bf
5 changed files with 15 additions and 31 deletions
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3
MAINTAINERS
View File

@ -15015,8 +15015,7 @@ F: drivers/media/usb/zr364xx/
USER-MODE LINUX (UML)
M: Jeff Dike <jdike@addtoit.com>
M: Richard Weinberger <richard@nod.at>
L: user-mode-linux-devel@lists.sourceforge.net
L: user-mode-linux-user@lists.sourceforge.net
L: linux-um@lists.infradead.org
W: http://user-mode-linux.sourceforge.net
T: git git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml.git
S: Maintained

20
arch/um/drivers/vector_kern.c
View File

@ -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);

6
arch/um/include/asm/common.lds.S
View File

@ -53,12 +53,6 @@
CON_INITCALL
}
.uml.initcall.init : {
__uml_initcall_start = .;
*(.uml.initcall.init)
__uml_initcall_end = .;
}
SECURITY_INIT
.exitcall : {

5
arch/um/include/shared/init.h
View File

@ -64,14 +64,10 @@ struct uml_param {
int (*setup_func)(char *, int *);
};
extern initcall_t __uml_initcall_start, __uml_initcall_end;
extern initcall_t __uml_postsetup_start, __uml_postsetup_end;
extern const char *__uml_help_start, *__uml_help_end;
#endif
#define __uml_initcall(fn) \
static initcall_t __uml_initcall_##fn __uml_init_call = fn
#define __uml_exitcall(fn) \
static exitcall_t __uml_exitcall_##fn __uml_exit_call = fn
@ -108,7 +104,6 @@ extern struct uml_param __uml_setup_start, __uml_setup_end;
*/
#define __uml_init_setup __used __section(.uml.setup.init)
#define __uml_setup_help __used __section(.uml.help.init)
#define __uml_init_call __used __section(.uml.initcall.init)
#define __uml_postsetup_call __used __section(.uml.postsetup.init)
#define __uml_exit_call __used __section(.uml.exitcall.exit)

12
arch/um/os-Linux/main.c
View File

@ -40,17 +40,6 @@ static void set_stklim(void)
}
}
static __init void do_uml_initcalls(void)
{
initcall_t *call;
call = &__uml_initcall_start;
while (call < &__uml_initcall_end) {
(*call)();
call++;
}
}
static void last_ditch_exit(int sig)
{
uml_cleanup();
@ -151,7 +140,6 @@ int __init main(int argc, char **argv, char **envp)
scan_elf_aux(envp);
#endif
do_uml_initcalls();
change_sig(SIGPIPE, 0);
ret = linux_main(argc, argv);