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-rw-r--r--fs/ext4/page-io.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index 809b310..047a6de 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -50,11 +50,21 @@ void ext4_exit_pageio(void)
kmem_cache_destroy(io_page_cachep);
}
-void ext4_ioend_wait(struct inode *inode)
+/*
+ * This function is called by ext4_evict_inode() to make sure there is
+ * no more pending I/O completion work left to do.
+ */
+void ext4_ioend_shutdown(struct inode *inode)
{
wait_queue_head_t *wq = ext4_ioend_wq(inode);
wait_event(*wq, (atomic_read(&EXT4_I(inode)->i_ioend_count) == 0));
+ /*
+ * We need to make sure the work structure is finished being
+ * used before we let the inode get destroyed.
+ */
+ if (work_pending(&EXT4_I(inode)->i_unwritten_work))
+ cancel_work_sync(&EXT4_I(inode)->i_unwritten_work);
}
static void put_io_page(struct ext4_io_page *io_page)
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