diff options
| -rw-r--r-- | fs/ext4/inode.c | 5 | ||||
| -rw-r--r-- | fs/fuse/dax.c | 4 | ||||
| -rw-r--r-- | fs/xfs/xfs_inode.c | 4 | ||||
| -rw-r--r-- | include/linux/dax.h | 8 |
4 files changed, 11 insertions, 10 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 7c54ae5fcbd4..cc1acb1fdec6 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -3922,10 +3922,7 @@ int ext4_break_layouts(struct inode *inode) if (!page) return 0; - error = ___wait_var_event(&page->_refcount, - atomic_read(&page->_refcount) == 1, - TASK_INTERRUPTIBLE, 0, 0, - ext4_wait_dax_page(inode)); + error = dax_wait_page_idle(page, ext4_wait_dax_page, inode); } while (error == 0); return error; diff --git a/fs/fuse/dax.c b/fs/fuse/dax.c index b7f805d2a14f..bf6faa3536a4 100644 --- a/fs/fuse/dax.c +++ b/fs/fuse/dax.c @@ -677,9 +677,7 @@ static int __fuse_dax_break_layouts(struct inode *inode, bool *retry, return 0; *retry = true; - return ___wait_var_event(&page->_refcount, - atomic_read(&page->_refcount) == 1, TASK_INTERRUPTIBLE, - 0, 0, fuse_wait_dax_page(inode)); + return dax_wait_page_idle(page, fuse_wait_dax_page, inode); } int fuse_dax_break_layouts(struct inode *inode, u64 dmap_start, diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index b1f9f156ec88..1b5613dfed7f 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -3020,9 +3020,7 @@ xfs_break_dax_layouts( return 0; *retry = true; - return ___wait_var_event(&page->_refcount, - atomic_read(&page->_refcount) == 1, TASK_INTERRUPTIBLE, - 0, 0, xfs_wait_dax_page(inode)); + return dax_wait_page_idle(page, xfs_wait_dax_page, inode); } int diff --git a/include/linux/dax.h b/include/linux/dax.h index df41a0017b31..9b1ce984d410 100644 --- a/include/linux/dax.h +++ b/include/linux/dax.h @@ -207,6 +207,14 @@ int dax_zero_range(struct inode *inode, loff_t pos, loff_t len, bool *did_zero, int dax_truncate_page(struct inode *inode, loff_t pos, bool *did_zero, const struct iomap_ops *ops); +static inline int dax_wait_page_idle(struct page *page, + void (cb)(struct inode *), + struct inode *inode) +{ + return ___wait_var_event(page, page_ref_count(page) == 1, + TASK_INTERRUPTIBLE, 0, 0, cb(inode)); +} + #if IS_ENABLED(CONFIG_DAX) int dax_read_lock(void); void dax_read_unlock(int id); |