From 48e5d840399f4884b7acabb42384f16deb9ea3a8 Mon Sep 17 00:00:00 2001 From: V3n3RiX Date: Sun, 4 Nov 2018 15:44:55 +0000 Subject: sys-kernel/linux-{image,sources}-redcore-lts : * version bump to v4.14.75 * adjust MuQSS v0.162 CPU scheduler to linux-hardened and enable it by default * add BFQ-SQ v8r12 I/O scheduler and enable it by default * lower HZ to 100 (recommended value for MuQSS enabled kernels) * disable dynamic ticks (MuQSS itself is a tickless scheduler, so no longer required) --- ...-schedule-timeout-1-with-schedule_min_hrt.patch | 529 +++++++++++++++++++++ 1 file changed, 529 insertions(+) create mode 100644 packages/sys-kernel/linux-sources-redcore-lts/files/0007-Replace-all-schedule-timeout-1-with-schedule_min_hrt.patch (limited to 'packages/sys-kernel/linux-sources-redcore-lts/files/0007-Replace-all-schedule-timeout-1-with-schedule_min_hrt.patch') diff --git a/packages/sys-kernel/linux-sources-redcore-lts/files/0007-Replace-all-schedule-timeout-1-with-schedule_min_hrt.patch b/packages/sys-kernel/linux-sources-redcore-lts/files/0007-Replace-all-schedule-timeout-1-with-schedule_min_hrt.patch new file mode 100644 index 0000000..ff071da --- /dev/null +++ b/packages/sys-kernel/linux-sources-redcore-lts/files/0007-Replace-all-schedule-timeout-1-with-schedule_min_hrt.patch @@ -0,0 +1,529 @@ +diff -Nur a/drivers/block/swim.c b/drivers/block/swim.c +--- a/drivers/block/swim.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/block/swim.c 2018-11-03 16:30:39.471807304 +0000 +@@ -332,7 +332,7 @@ + if (swim_readbit(base, MOTOR_ON)) + break; + current->state = TASK_INTERRUPTIBLE; +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + } + } else if (action == OFF) { + swim_action(base, MOTOR_OFF); +@@ -351,7 +351,7 @@ + if (!swim_readbit(base, DISK_IN)) + break; + current->state = TASK_INTERRUPTIBLE; +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + } + swim_select(base, RELAX); + } +@@ -375,7 +375,7 @@ + for (wait = 0; wait < HZ; wait++) { + + current->state = TASK_INTERRUPTIBLE; +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + + swim_select(base, RELAX); + if (!swim_readbit(base, STEP)) +diff -Nur a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c +--- a/drivers/bluetooth/hci_qca.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/bluetooth/hci_qca.c 2018-11-03 16:31:56.065260061 +0000 +@@ -880,7 +880,7 @@ + * then host can communicate with new baudrate to controller + */ + set_current_state(TASK_UNINTERRUPTIBLE); +- schedule_timeout(msecs_to_jiffies(BAUDRATE_SETTLE_TIMEOUT_MS)); ++ schedule_msec_hrtimeout((BAUDRATE_SETTLE_TIMEOUT_MS)); + set_current_state(TASK_RUNNING); + + return 0; +diff -Nur a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c +--- a/drivers/char/ipmi/ipmi_msghandler.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/char/ipmi/ipmi_msghandler.c 2018-11-03 16:30:39.473807368 +0000 +@@ -2953,7 +2953,7 @@ + /* Current message first, to preserve order */ + while (intf->curr_msg && !list_empty(&intf->waiting_rcv_msgs)) { + /* Wait for the message to clear out. */ +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + } + + /* No need for locks, the interface is down. */ +diff -Nur a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c +--- a/drivers/char/ipmi/ipmi_ssif.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/char/ipmi/ipmi_ssif.c 2018-11-03 16:30:39.473807368 +0000 +@@ -1200,7 +1200,7 @@ + + /* make sure the driver is not looking for flags any more. */ + while (ssif_info->ssif_state != SSIF_NORMAL) +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + + ssif_info->stopping = true; + del_timer_sync(&ssif_info->retry_timer); +diff -Nur a/drivers/char/snsc.c b/drivers/char/snsc.c +--- a/drivers/char/snsc.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/char/snsc.c 2018-11-03 16:30:39.474807400 +0000 +@@ -198,7 +198,7 @@ + add_wait_queue(&sd->sd_rq, &wait); + spin_unlock_irqrestore(&sd->sd_rlock, flags); + +- schedule_timeout(msecs_to_jiffies(SCDRV_TIMEOUT)); ++ schedule_msec_hrtimeout((SCDRV_TIMEOUT)); + + remove_wait_queue(&sd->sd_rq, &wait); + if (signal_pending(current)) { +@@ -294,7 +294,7 @@ + add_wait_queue(&sd->sd_wq, &wait); + spin_unlock_irqrestore(&sd->sd_wlock, flags); + +- schedule_timeout(msecs_to_jiffies(SCDRV_TIMEOUT)); ++ schedule_msec_hrtimeout((SCDRV_TIMEOUT)); + + remove_wait_queue(&sd->sd_wq, &wait); + if (signal_pending(current)) { +diff -Nur a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c +--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c 2018-11-03 16:30:39.474807400 +0000 +@@ -235,7 +235,7 @@ + DRM_ERROR("SVGA device lockup.\n"); + break; + } +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + if (interruptible && signal_pending(current)) { + ret = -ERESTARTSYS; + break; +diff -Nur a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c +--- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c 2018-11-03 16:30:39.474807400 +0000 +@@ -202,7 +202,7 @@ + break; + } + if (lazy) +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + else if ((++count & 0x0F) == 0) { + /** + * FIXME: Use schedule_hr_timeout here for +diff -Nur a/drivers/media/pci/ivtv/ivtv-ioctl.c b/drivers/media/pci/ivtv/ivtv-ioctl.c +--- a/drivers/media/pci/ivtv/ivtv-ioctl.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/media/pci/ivtv/ivtv-ioctl.c 2018-11-03 16:30:39.475807432 +0000 +@@ -1154,7 +1154,7 @@ + TASK_UNINTERRUPTIBLE); + if ((read_reg(IVTV_REG_DEC_LINE_FIELD) >> 16) < 100) + break; +- schedule_timeout(msecs_to_jiffies(25)); ++ schedule_msec_hrtimeout((25)); + } + finish_wait(&itv->vsync_waitq, &wait); + mutex_lock(&itv->serialize_lock); +diff -Nur a/drivers/media/pci/ivtv/ivtv-streams.c b/drivers/media/pci/ivtv/ivtv-streams.c +--- a/drivers/media/pci/ivtv/ivtv-streams.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/media/pci/ivtv/ivtv-streams.c 2018-11-03 16:30:39.475807432 +0000 +@@ -834,7 +834,7 @@ + while (!test_bit(IVTV_F_I_EOS, &itv->i_flags) && + time_before(jiffies, + then + msecs_to_jiffies(2000))) { +- schedule_timeout(msecs_to_jiffies(10)); ++ schedule_msec_hrtimeout((10)); + } + + /* To convert jiffies to ms, we must multiply by 1000 +diff -Nur a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c +--- a/drivers/mfd/ucb1x00-core.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/mfd/ucb1x00-core.c 2018-11-03 16:30:39.476807464 +0000 +@@ -253,7 +253,7 @@ + break; + /* yield to other processes */ + set_current_state(TASK_INTERRUPTIBLE); +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + } + + return UCB_ADC_DAT(val); +diff -Nur a/drivers/misc/sgi-xp/xpc_channel.c b/drivers/misc/sgi-xp/xpc_channel.c +--- a/drivers/misc/sgi-xp/xpc_channel.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/misc/sgi-xp/xpc_channel.c 2018-11-03 16:30:39.476807464 +0000 +@@ -837,7 +837,7 @@ + + atomic_inc(&ch->n_on_msg_allocate_wq); + prepare_to_wait(&ch->msg_allocate_wq, &wait, TASK_INTERRUPTIBLE); +- ret = schedule_timeout(1); ++ ret = schedule_min_hrtimeout(); + finish_wait(&ch->msg_allocate_wq, &wait); + atomic_dec(&ch->n_on_msg_allocate_wq); + +diff -Nur a/drivers/net/caif/caif_hsi.c b/drivers/net/caif/caif_hsi.c +--- a/drivers/net/caif/caif_hsi.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/net/caif/caif_hsi.c 2018-11-03 16:30:39.477807497 +0000 +@@ -940,7 +940,7 @@ + break; + + set_current_state(TASK_INTERRUPTIBLE); +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + retry--; + } + +diff -Nur a/drivers/net/can/usb/peak_usb/pcan_usb.c b/drivers/net/can/usb/peak_usb/pcan_usb.c +--- a/drivers/net/can/usb/peak_usb/pcan_usb.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/net/can/usb/peak_usb/pcan_usb.c 2018-11-03 16:30:39.477807497 +0000 +@@ -250,7 +250,7 @@ + } else { + /* the PCAN-USB needs time to init */ + set_current_state(TASK_INTERRUPTIBLE); +- schedule_timeout(msecs_to_jiffies(PCAN_USB_STARTUP_TIMEOUT)); ++ schedule_msec_hrtimeout((PCAN_USB_STARTUP_TIMEOUT)); + } + + return err; +diff -Nur a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c +--- a/drivers/net/usb/lan78xx.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/net/usb/lan78xx.c 2018-11-03 16:30:39.478807529 +0000 +@@ -2567,7 +2567,7 @@ + while (!skb_queue_empty(&dev->rxq) && + !skb_queue_empty(&dev->txq) && + !skb_queue_empty(&dev->done)) { +- schedule_timeout(msecs_to_jiffies(UNLINK_TIMEOUT_MS)); ++ schedule_msec_hrtimeout((UNLINK_TIMEOUT_MS)); + set_current_state(TASK_UNINTERRUPTIBLE); + netif_dbg(dev, ifdown, dev->net, + "waited for %d urb completions\n", temp); +diff -Nur a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c +--- a/drivers/net/usb/usbnet.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/net/usb/usbnet.c 2018-11-03 16:30:39.479807561 +0000 +@@ -772,7 +772,7 @@ + spin_lock_irqsave(&q->lock, flags); + while (!skb_queue_empty(q)) { + spin_unlock_irqrestore(&q->lock, flags); +- schedule_timeout(msecs_to_jiffies(UNLINK_TIMEOUT_MS)); ++ schedule_msec_hrtimeout((UNLINK_TIMEOUT_MS)); + set_current_state(TASK_UNINTERRUPTIBLE); + spin_lock_irqsave(&q->lock, flags); + } +diff -Nur a/drivers/ntb/test/ntb_perf.c b/drivers/ntb/test/ntb_perf.c +--- a/drivers/ntb/test/ntb_perf.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/ntb/test/ntb_perf.c 2018-11-03 16:30:39.479807561 +0000 +@@ -310,7 +310,7 @@ + if (unlikely((jiffies - last_sleep) > 5 * HZ)) { + last_sleep = jiffies; + set_current_state(TASK_INTERRUPTIBLE); +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + } + + if (unlikely(kthread_should_stop())) +diff -Nur a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c +--- a/drivers/scsi/fnic/fnic_scsi.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/scsi/fnic/fnic_scsi.c 2018-11-03 16:30:39.480807592 +0000 +@@ -217,7 +217,7 @@ + + /* wait for io cmpl */ + while (atomic_read(&fnic->in_flight)) +- schedule_timeout(msecs_to_jiffies(1)); ++ schedule_msec_hrtimeout((1)); + + spin_lock_irqsave(&fnic->wq_copy_lock[0], flags); + +@@ -2255,7 +2255,7 @@ + } + } + +- schedule_timeout(msecs_to_jiffies(2 * fnic->config.ed_tov)); ++ schedule_msec_hrtimeout((2 * fnic->config.ed_tov)); + + /* walk again to check, if IOs are still pending in fw */ + if (fnic_is_abts_pending(fnic, lr_sc)) +diff -Nur a/drivers/scsi/snic/snic_scsi.c b/drivers/scsi/snic/snic_scsi.c +--- a/drivers/scsi/snic/snic_scsi.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/scsi/snic/snic_scsi.c 2018-11-03 16:30:39.481807625 +0000 +@@ -2354,7 +2354,7 @@ + + /* Wait for all the IOs that are entered in Qcmd */ + while (atomic_read(&snic->ios_inflight)) +- schedule_timeout(msecs_to_jiffies(1)); ++ schedule_msec_hrtimeout((1)); + + ret = snic_issue_hba_reset(snic, sc); + if (ret) { +diff -Nur a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c +--- a/drivers/staging/comedi/drivers/ni_mio_common.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/comedi/drivers/ni_mio_common.c 2018-11-03 16:30:39.483807688 +0000 +@@ -4657,7 +4657,7 @@ + if ((status & NI67XX_CAL_STATUS_BUSY) == 0) + break; + set_current_state(TASK_INTERRUPTIBLE); +- if (schedule_timeout(1)) ++ if (schedule_min_hrtimeout()) + return -EIO; + } + if (i == timeout) { +diff -Nur a/drivers/staging/lustre/lnet/lnet/lib-eq.c b/drivers/staging/lustre/lnet/lnet/lib-eq.c +--- a/drivers/staging/lustre/lnet/lnet/lib-eq.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/lustre/lnet/lnet/lib-eq.c 2018-11-03 16:30:39.483807688 +0000 +@@ -329,7 +329,7 @@ + schedule(); + } else { + now = jiffies; +- schedule_timeout(msecs_to_jiffies(tms)); ++ schedule_msec_hrtimeout((tms)); + tms -= jiffies_to_msecs(jiffies - now); + if (tms < 0) /* no more wait but may have new event */ + tms = 0; +diff -Nur a/drivers/staging/rts5208/rtsx.c b/drivers/staging/rts5208/rtsx.c +--- a/drivers/staging/rts5208/rtsx.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/rts5208/rtsx.c 2018-11-03 16:30:39.483807688 +0000 +@@ -524,7 +524,7 @@ + + for (;;) { + set_current_state(TASK_INTERRUPTIBLE); +- schedule_timeout(msecs_to_jiffies(POLLING_INTERVAL)); ++ schedule_msec_hrtimeout((POLLING_INTERVAL)); + + /* lock the device pointers */ + mutex_lock(&dev->dev_mutex); +diff -Nur a/drivers/staging/speakup/speakup_acntpc.c b/drivers/staging/speakup/speakup_acntpc.c +--- a/drivers/staging/speakup/speakup_acntpc.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/speakup/speakup_acntpc.c 2018-11-03 16:30:39.484807721 +0000 +@@ -206,7 +206,7 @@ + full_time_val = full_time->u.n.value; + spin_unlock_irqrestore(&speakup_info.spinlock, flags); + if (synth_full()) { +- schedule_timeout(msecs_to_jiffies(full_time_val)); ++ schedule_msec_hrtimeout((full_time_val)); + continue; + } + set_current_state(TASK_RUNNING); +@@ -234,7 +234,7 @@ + jiffy_delta_val = jiffy_delta->u.n.value; + delay_time_val = delay_time->u.n.value; + spin_unlock_irqrestore(&speakup_info.spinlock, flags); +- schedule_timeout(msecs_to_jiffies(delay_time_val)); ++ schedule_msec_hrtimeout(delay_time_val); + jiff_max = jiffies + jiffy_delta_val; + } + } +diff -Nur a/drivers/staging/speakup/speakup_apollo.c b/drivers/staging/speakup/speakup_apollo.c +--- a/drivers/staging/speakup/speakup_apollo.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/speakup/speakup_apollo.c 2018-11-03 16:30:39.484807721 +0000 +@@ -174,7 +174,7 @@ + if (!synth->io_ops->synth_out(synth, ch)) { + synth->io_ops->tiocmset(0, UART_MCR_RTS); + synth->io_ops->tiocmset(UART_MCR_RTS, 0); +- schedule_timeout(msecs_to_jiffies(full_time_val)); ++ schedule_msec_hrtimeout(full_time_val); + continue; + } + if (time_after_eq(jiffies, jiff_max) && (ch == SPACE)) { +diff -Nur a/drivers/staging/speakup/speakup_decext.c b/drivers/staging/speakup/speakup_decext.c +--- a/drivers/staging/speakup/speakup_decext.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/speakup/speakup_decext.c 2018-11-03 16:30:39.484807721 +0000 +@@ -185,7 +185,7 @@ + if (ch == '\n') + ch = 0x0D; + if (synth_full() || !synth->io_ops->synth_out(synth, ch)) { +- schedule_timeout(msecs_to_jiffies(delay_time_val)); ++ schedule_msec_hrtimeout(delay_time_val); + continue; + } + set_current_state(TASK_RUNNING); +diff -Nur a/drivers/staging/speakup/speakup_decpc.c b/drivers/staging/speakup/speakup_decpc.c +--- a/drivers/staging/speakup/speakup_decpc.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/speakup/speakup_decpc.c 2018-11-03 16:30:39.484807721 +0000 +@@ -403,7 +403,7 @@ + if (ch == '\n') + ch = 0x0D; + if (dt_sendchar(ch)) { +- schedule_timeout(msecs_to_jiffies(delay_time_val)); ++ schedule_msec_hrtimeout((delay_time_val)); + continue; + } + set_current_state(TASK_RUNNING); +diff -Nur a/drivers/staging/speakup/speakup_dectlk.c b/drivers/staging/speakup/speakup_dectlk.c +--- a/drivers/staging/speakup/speakup_dectlk.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/speakup/speakup_dectlk.c 2018-11-03 16:30:39.485807753 +0000 +@@ -253,7 +253,7 @@ + if (ch == '\n') + ch = 0x0D; + if (synth_full_val || !synth->io_ops->synth_out(synth, ch)) { +- schedule_timeout(msecs_to_jiffies(delay_time_val)); ++ schedule_msec_hrtimeout(delay_time_val); + continue; + } + set_current_state(TASK_RUNNING); +diff -Nur a/drivers/staging/speakup/speakup_dtlk.c b/drivers/staging/speakup/speakup_dtlk.c +--- a/drivers/staging/speakup/speakup_dtlk.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/speakup/speakup_dtlk.c 2018-11-03 16:30:39.485807753 +0000 +@@ -220,7 +220,7 @@ + delay_time_val = delay_time->u.n.value; + spin_unlock_irqrestore(&speakup_info.spinlock, flags); + if (synth_full()) { +- schedule_timeout(msecs_to_jiffies(delay_time_val)); ++ schedule_msec_hrtimeout((delay_time_val)); + continue; + } + set_current_state(TASK_RUNNING); +@@ -236,7 +236,7 @@ + delay_time_val = delay_time->u.n.value; + jiffy_delta_val = jiffy_delta->u.n.value; + spin_unlock_irqrestore(&speakup_info.spinlock, flags); +- schedule_timeout(msecs_to_jiffies(delay_time_val)); ++ schedule_msec_hrtimeout((delay_time_val)); + jiff_max = jiffies + jiffy_delta_val; + } + } +diff -Nur a/drivers/staging/speakup/speakup_keypc.c b/drivers/staging/speakup/speakup_keypc.c +--- a/drivers/staging/speakup/speakup_keypc.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/speakup/speakup_keypc.c 2018-11-03 16:30:39.485807753 +0000 +@@ -208,7 +208,7 @@ + full_time_val = full_time->u.n.value; + spin_unlock_irqrestore(&speakup_info.spinlock, flags); + if (synth_full()) { +- schedule_timeout(msecs_to_jiffies(full_time_val)); ++ schedule_msec_hrtimeout((full_time_val)); + continue; + } + set_current_state(TASK_RUNNING); +@@ -241,7 +241,7 @@ + jiffy_delta_val = jiffy_delta->u.n.value; + delay_time_val = delay_time->u.n.value; + spin_unlock_irqrestore(&speakup_info.spinlock, flags); +- schedule_timeout(msecs_to_jiffies(delay_time_val)); ++ schedule_msec_hrtimeout((delay_time_val)); + jiff_max = jiffies+jiffy_delta_val; + } + } +diff -Nur a/drivers/staging/speakup/synth.c b/drivers/staging/speakup/synth.c +--- a/drivers/staging/speakup/synth.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/speakup/synth.c 2018-11-03 16:30:39.486807785 +0000 +@@ -92,7 +92,7 @@ + if (ch == '\n') + ch = synth->procspeech; + if (!synth->io_ops->synth_out(synth, ch)) { +- schedule_timeout(msecs_to_jiffies(full_time_val)); ++ schedule_msec_hrtimeout(full_time_val); + continue; + } + if (time_after_eq(jiffies, jiff_max) && (ch == SPACE)) { +diff -Nur a/drivers/staging/unisys/visornic/visornic_main.c b/drivers/staging/unisys/visornic/visornic_main.c +--- a/drivers/staging/unisys/visornic/visornic_main.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/staging/unisys/visornic/visornic_main.c 2018-11-03 16:30:39.486807785 +0000 +@@ -556,7 +556,7 @@ + } + set_current_state(TASK_INTERRUPTIBLE); + spin_unlock_irqrestore(&devdata->priv_lock, flags); +- wait += schedule_timeout(msecs_to_jiffies(10)); ++ wait += schedule_msec_hrtimeout((10)); + spin_lock_irqsave(&devdata->priv_lock, flags); + } + +@@ -567,7 +567,7 @@ + while (1) { + set_current_state(TASK_INTERRUPTIBLE); + spin_unlock_irqrestore(&devdata->priv_lock, flags); +- schedule_timeout(msecs_to_jiffies(10)); ++ schedule_msec_hrtimeout((10)); + spin_lock_irqsave(&devdata->priv_lock, flags); + if (atomic_read(&devdata->usage)) + break; +@@ -721,7 +721,7 @@ + } + set_current_state(TASK_INTERRUPTIBLE); + spin_unlock_irqrestore(&devdata->priv_lock, flags); +- wait += schedule_timeout(msecs_to_jiffies(10)); ++ wait += schedule_msec_hrtimeout((10)); + spin_lock_irqsave(&devdata->priv_lock, flags); + } + +diff -Nur a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c +--- a/drivers/target/target_core_user.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/target/target_core_user.c 2018-11-03 16:30:39.487807817 +0000 +@@ -808,10 +808,9 @@ + pr_debug("sleeping for ring space\n"); + mutex_unlock(&udev->cmdr_lock); + if (udev->cmd_time_out) +- ret = schedule_timeout( +- msecs_to_jiffies(udev->cmd_time_out)); ++ ret = schedule_msec_hrtimeout(udev->cmd_time_out); + else +- ret = schedule_timeout(msecs_to_jiffies(TCMU_TIME_OUT)); ++ ret = schedule_msec_hrtimeout(TCMU_TIME_OUT); + finish_wait(&udev->wait_cmdr, &__wait); + if (!ret) { + pr_warn("tcmu: command timed out\n"); +diff -Nur a/drivers/video/fbdev/omap/hwa742.c b/drivers/video/fbdev/omap/hwa742.c +--- a/drivers/video/fbdev/omap/hwa742.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/video/fbdev/omap/hwa742.c 2018-11-03 16:30:39.487807817 +0000 +@@ -926,7 +926,7 @@ + if (hwa742_read_reg(HWA742_PLL_DIV_REG) & (1 << 7)) + break; + set_current_state(TASK_UNINTERRUPTIBLE); +- schedule_timeout(msecs_to_jiffies(5)); ++ schedule_msec_hrtimeout((5)); + } + hwa742_set_update_mode(hwa742.update_mode_before_suspend); + } +diff -Nur a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c +--- a/drivers/video/fbdev/pxafb.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/drivers/video/fbdev/pxafb.c 2018-11-03 16:30:39.488807849 +0000 +@@ -1286,7 +1286,7 @@ + mutex_unlock(&fbi->ctrlr_lock); + + set_current_state(TASK_INTERRUPTIBLE); +- schedule_timeout(msecs_to_jiffies(30)); ++ schedule_msec_hrtimeout((30)); + } + + pr_debug("%s(): task ending\n", __func__); +diff -Nur a/fs/afs/vlocation.c b/fs/afs/vlocation.c +--- a/fs/afs/vlocation.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/fs/afs/vlocation.c 2018-11-03 16:30:39.488807849 +0000 +@@ -129,7 +129,7 @@ + if (vl->upd_busy_cnt > 1) { + /* second+ BUSY - sleep a little bit */ + set_current_state(TASK_UNINTERRUPTIBLE); +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + } + continue; + } +diff -Nur a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c +--- a/fs/btrfs/extent-tree.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/fs/btrfs/extent-tree.c 2018-11-03 16:30:39.491807945 +0000 +@@ -6106,7 +6106,7 @@ + + if (flush != BTRFS_RESERVE_NO_FLUSH && + btrfs_transaction_in_commit(fs_info)) +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + + if (delalloc_lock) + mutex_lock(&inode->delalloc_mutex); +diff -Nur a/fs/btrfs/inode-map.c b/fs/btrfs/inode-map.c +--- a/fs/btrfs/inode-map.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/fs/btrfs/inode-map.c 2018-11-03 16:30:39.492807977 +0000 +@@ -89,7 +89,7 @@ + btrfs_release_path(path); + root->ino_cache_progress = last; + up_read(&fs_info->commit_root_sem); +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + goto again; + } else + continue; +diff -Nur a/sound/usb/line6/pcm.c b/sound/usb/line6/pcm.c +--- a/sound/usb/line6/pcm.c 2018-10-10 07:54:28.000000000 +0100 ++++ b/sound/usb/line6/pcm.c 2018-11-03 16:30:39.492807977 +0000 +@@ -131,7 +131,7 @@ + if (!alive) + break; + set_current_state(TASK_UNINTERRUPTIBLE); +- schedule_timeout(1); ++ schedule_min_hrtimeout(); + } while (--timeout > 0); + if (alive) + dev_err(line6pcm->line6->ifcdev, -- cgit v1.2.3