diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-05-21 21:59:23 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-05-21 21:59:23 +0300 |
| commit | f248d687e99da6799a25bbf53ca1350b84d41077 (patch) | |
| tree | edb0b90c039e34e838329ca4d96e9888a4ebfa34 /drivers/platform/surface/surface_dtx.c | |
| parent | 3b2f17ad1770e51b8b4e68b5069c4f1ee477eff8 (diff) | |
| parent | 011ff616ffe8df6b86ee54d14a43c8d1a96a6325 (diff) | |
| download | linux-f248d687e99da6799a25bbf53ca1350b84d41077.tar.xz | |
Merge remote-tracking branch 'torvalds/master' into perf/urgent
To pick up more UAPI updates to sync with tools/.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'drivers/platform/surface/surface_dtx.c')
| -rw-r--r-- | drivers/platform/surface/surface_dtx.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/platform/surface/surface_dtx.c b/drivers/platform/surface/surface_dtx.c index 63ce587e79e3..5d9b758a99bb 100644 --- a/drivers/platform/surface/surface_dtx.c +++ b/drivers/platform/surface/surface_dtx.c @@ -527,20 +527,14 @@ static __poll_t surface_dtx_poll(struct file *file, struct poll_table_struct *pt struct sdtx_client *client = file->private_data; __poll_t events = 0; - if (down_read_killable(&client->ddev->lock)) - return -ERESTARTSYS; - - if (test_bit(SDTX_DEVICE_SHUTDOWN_BIT, &client->ddev->flags)) { - up_read(&client->ddev->lock); + if (test_bit(SDTX_DEVICE_SHUTDOWN_BIT, &client->ddev->flags)) return EPOLLHUP | EPOLLERR; - } poll_wait(file, &client->ddev->waitq, pt); if (!kfifo_is_empty(&client->buffer)) events |= EPOLLIN | EPOLLRDNORM; - up_read(&client->ddev->lock); return events; } |