mirror of
https://github.com/torvalds/linux.git
synced 2024-11-26 22:21:42 +00:00
UML: console should handle spurious IRQS
The previous DEBUG_SHIRQ patch missed one case. The console doesn't set its host descriptors non-blocking. Signed-off-by: Jeff Dike <jdike@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
parent
8daedea656
commit
6676ae6282
@ -157,7 +157,7 @@ static void tty_receive_char(struct tty_struct *tty, char ch)
|
||||
|
||||
static int open_one_chan(struct chan *chan)
|
||||
{
|
||||
int fd;
|
||||
int fd, err;
|
||||
|
||||
if(chan->opened)
|
||||
return 0;
|
||||
@ -168,6 +168,13 @@ static int open_one_chan(struct chan *chan)
|
||||
chan->data, &chan->dev);
|
||||
if(fd < 0)
|
||||
return fd;
|
||||
|
||||
err = os_set_fd_block(fd, 0);
|
||||
if (err) {
|
||||
(*chan->ops->close)(fd, chan->data);
|
||||
return err;
|
||||
}
|
||||
|
||||
chan->fd = fd;
|
||||
|
||||
chan->opened = 1;
|
||||
|
Loading…
Reference in New Issue
Block a user