Pull block fixes from Jens Axboe: - Fix wbt performance regression introduced with the blk-rq-qos refactoring (Harshad) - Fix io_uring fileset removal inadvertently killing the workqueue (me) - Fix io_uring typo in linked command nonblock submission (Pavel) - Remove spurious io_uring wakeups on request free (Pavel) - Fix null_blk zoned command error return (Keith) - Don't use freezable workqueues for backing_dev, also means we can revert a previous libata hack (Mika) - Fix nbd sysfs mutex dropped too soon at removal time (Xiubo) * tag 'for-linus-20191010' of git://git.kernel.dk/linux-block: nbd: fix possible sysfs duplicate warning null_blk: Fix zoned command return code io_uring: only flush workqueues on fileset removal io_uring: remove wait loop spurious wakeups blk-wbt: fix performance regression in wbt scale_up/scale_down Revert "libata, freezer: avoid block device removal while system is frozen" bdi: Do not use freezable workqueue io_uring: fix reversed nonblock flag for link submission
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| @@ -22,12 +22,6 @@ EXPORT_SYMBOL(system_freezing_cnt); · 21 unmodified lines | |||
| 22 | bool pm_freezing; | 22 | bool pm_freezing; |
| 23 | bool pm_nosig_freezing; | 23 | bool pm_nosig_freezing; |
| 24 | 24 | ||
| 25 | /* | ||
| 26 | * Temporary export for the deadlock workaround in ata_scsi_hotplug(). | ||
| 27 | * Remove once the hack becomes unnecessary. | ||
| 28 | */ | ||
| 29 | EXPORT_SYMBOL_GPL(pm_freezing); | ||
| 30 | |||
| 31 | /* protects freezing and frozen transitions */ | 25 | /* protects freezing and frozen transitions */ |
| 32 | static DEFINE_SPINLOCK(freezer_lock); | 26 | static DEFINE_SPINLOCK(freezer_lock); |
| 33 | 27 | ||