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| author |   Ingo Molnar <mingo@kernel.org> | 2012-12-07 12:15:33 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-12-07 12:15:33 +0100 |
| commit | 222e82bef4bd520a31d48c31ab24e49dd46daa46 (patch) | |
| tree | b6e73cad8e0b3a1c3e1acc537789e97aadaefa92 /drivers/usb/core/hub.c | |
| parent | Merge tag 'cputime-cleanups-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks into sched/core (diff) | |
| parent | tmpfs: fix shared mempolicy leak (diff) | |
| download | wireguard-linux-222e82bef4bd520a31d48c31ab24e49dd46daa46.tar.xz wireguard-linux-222e82bef4bd520a31d48c31ab24e49dd46daa46.zip | |
Merge branch 'linus' into sched/core
Pick up the autogroups fix and other fixes.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/usb/core/hub.c')
| -rw-r--r-- | drivers/usb/core/hub.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 64854d76f529..1af04bdeaf0c 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -739,13 +739,16 @@ static void hub_tt_work(struct work_struct *work) int limit = 100; spin_lock_irqsave (&hub->tt.lock, flags); - while (--limit && !list_empty (&hub->tt.clear_list)) { + while (!list_empty(&hub->tt.clear_list)) { struct list_head *next; struct usb_tt_clear *clear; struct usb_device *hdev = hub->hdev; const struct hc_driver *drv; int status; + if (!hub->quiescing && --limit < 0) + break; + next = hub->tt.clear_list.next; clear = list_entry (next, struct usb_tt_clear, clear_list); list_del (&clear->clear_list); @@ -1210,7 +1213,7 @@ static void hub_quiesce(struct usb_hub *hub, enum hub_quiescing_type type) if (hub->has_indicators) cancel_delayed_work_sync(&hub->leds); if (hub->tt.hub) - cancel_work_sync(&hub->tt.clear_work); + flush_work(&hub->tt.clear_work); } /* caller has locked the hub device */ |