xf86-video-intel: src/sna/sna_driver.c
GitLab Mirror
gitlab-mirror at kemper.freedesktop.org
Wed Feb 20 21:17:03 UTC 2019
src/sna/sna_driver.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
New commits:
commit 3a2dec17459dea56331430c8481646d538278518
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date: Wed Feb 20 21:13:56 2019 +0000
sna: Repeat udev_monitor_get_device() if interrupted
In case udev_monitor_get_device() itself does not handle being
interrupted, go around the loop again. Daniel Vetter discovered this
interesting quirk during igt testing of kms_leases.
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
diff --git a/src/sna/sna_driver.c b/src/sna/sna_driver.c
index bb0c5fcf..754b2d4f 100644
--- a/src/sna/sna_driver.c
+++ b/src/sna/sna_driver.c
@@ -802,9 +802,14 @@ sna_handle_uevents(int fd, void *closure)
struct udev_device *dev;
dev_t devnum;
+ errno = 0;
dev = udev_monitor_receive_device(sna->uevent_monitor);
- if (dev == NULL)
+ if (dev == NULL) {
+ if (errno == EINTR || errno == EAGAIN)
+ continue;
+
break;
+ }
devnum = udev_device_get_devnum(dev);
if (memcmp(&s.st_rdev, &devnum, sizeof(dev_t)) == 0) {
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