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| author | Thomas Gleixner <tglx@linutronix.de> | 2019-05-06 12:04:12 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2019-05-06 12:04:12 +0200 |
| commit | fb4e0592654adb31bc6f3a738d6499b816a655d6 (patch) | |
| tree | e6edaf18cf3a7f49e93fb51de5a47f4b9e786f53 /fs/locks.c | |
| parent | 471ba0e686cb13752bc1ff3216c54b69a2d250ea (diff) | |
| parent | 16e32c3cde7763ab875b9030b443ecbc8e352d8a (diff) | |
| download | linux-fb4e0592654adb31bc6f3a738d6499b816a655d6.tar.bz2 | |
Merge tag 'irqchip-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core
Pull irqchip updates from Marc Zyngier
- The huge (and terrifying) TI INTR/INTA set of drivers
- Rewrite of the stm32mp1-exti driver as a platform driver
- Update the IOMMU MSI mapping API to be RT friendly
- A number of cleanups and other low impact fixes
Diffstat (limited to 'fs/locks.c')
| -rw-r--r-- | fs/locks.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/locks.c b/fs/locks.c index eaa1cfaf73b0..71d0c6c2aac5 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -1160,6 +1160,11 @@ static int posix_lock_inode(struct inode *inode, struct file_lock *request, */ error = -EDEADLK; spin_lock(&blocked_lock_lock); + /* + * Ensure that we don't find any locks blocked on this + * request during deadlock detection. + */ + __locks_wake_up_blocks(request); if (likely(!posix_locks_deadlock(request, fl))) { error = FILE_LOCK_DEFERRED; __locks_insert_block(fl, request, |