diff options
Diffstat (limited to 'fs/xfs')
| -rw-r--r-- | fs/xfs/xfs_aops.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c index 26a04a783489..63151feb9c3f 100644 --- a/fs/xfs/xfs_aops.c +++ b/fs/xfs/xfs_aops.c @@ -436,6 +436,25 @@ allocate_blocks: return 0; } +static bool +xfs_ioend_needs_wq_completion( + struct iomap_ioend *ioend) +{ + /* Changing inode size requires a transaction. */ + if (xfs_ioend_is_append(ioend)) + return true; + + /* Extent manipulation requires a transaction. */ + if (ioend->io_flags & (IOMAP_IOEND_UNWRITTEN | IOMAP_IOEND_SHARED)) + return true; + + /* Page cache invalidation cannot be done in irq context. */ + if (ioend->io_flags & IOMAP_IOEND_DONTCACHE) + return true; + + return false; +} + static int xfs_submit_ioend( struct iomap_writepage_ctx *wpc, @@ -460,8 +479,7 @@ xfs_submit_ioend( memalloc_nofs_restore(nofs_flag); /* send ioends that might require a transaction to the completion wq */ - if (xfs_ioend_is_append(ioend) || - (ioend->io_flags & (IOMAP_IOEND_UNWRITTEN | IOMAP_IOEND_SHARED))) + if (xfs_ioend_needs_wq_completion(ioend)) ioend->io_bio.bi_end_io = xfs_end_bio; if (status) |