diff options
| author | Mark Brown <broonie@linaro.org> | 2013-07-22 11:16:31 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-07-22 11:16:31 +0100 |
| commit | c04ee7fcbfba1471af90cf6407370efc779c1243 (patch) | |
| tree | c0c37c40beb8bd197b7f424a67f12487960c4882 /drivers/usb/gadget/f_mass_storage.c | |
| parent | e0749524b57019f480ad6c581431589d053e0cb0 (diff) | |
| parent | 0f4a56e16d5fc9028b62ba529177a3109513e111 (diff) | |
Merge tag 'v3.10.2' into linux-linaro-lsklsk
This is the 3.10.2 stable release
Diffstat (limited to 'drivers/usb/gadget/f_mass_storage.c')
| -rw-r--r-- | drivers/usb/gadget/f_mass_storage.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c index 97666e8b1b9..c35a9ecc576 100644 --- a/drivers/usb/gadget/f_mass_storage.c +++ b/drivers/usb/gadget/f_mass_storage.c @@ -413,6 +413,7 @@ static int fsg_set_halt(struct fsg_dev *fsg, struct usb_ep *ep) /* Caller must hold fsg->lock */ static void wakeup_thread(struct fsg_common *common) { + smp_wmb(); /* ensure the write of bh->state is complete */ /* Tell the main thread that something has happened */ common->thread_wakeup_needed = 1; if (common->thread_task) @@ -632,6 +633,7 @@ static int sleep_thread(struct fsg_common *common) } __set_current_state(TASK_RUNNING); common->thread_wakeup_needed = 0; + smp_rmb(); /* ensure the latest bh->state is visible */ return rc; } |