The patch titled Subject: mm/page-writeback.c: use VM_BUG_ON_PAGE in clear_page_dirty_for_io has been removed from the -mm tree. Its filename was mm-use-vm_bug_on_page-in-clear_page_dirty_for_io.patch This patch was dropped because it was merged into mainline or a subsystem tree ------------------------------------------------------ From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx> Subject: mm/page-writeback.c: use VM_BUG_ON_PAGE in clear_page_dirty_for_io Dumping the page information in this circumstance helps for debugging. Link: http://lkml.kernel.org/r/20200318140253.6141-7-willy@xxxxxxxxxxxxx Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> Reviewed-by: Christoph Hellwig <hch@xxxxxx> Acked-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx> Cc: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx> Cc: Pankaj Gupta <pankaj.gupta.linux@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/page-writeback.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/page-writeback.c~mm-use-vm_bug_on_page-in-clear_page_dirty_for_io +++ a/mm/page-writeback.c @@ -2655,7 +2655,7 @@ int clear_page_dirty_for_io(struct page struct address_space *mapping = page_mapping(page); int ret = 0; - BUG_ON(!PageLocked(page)); + VM_BUG_ON_PAGE(!PageLocked(page), page); if (mapping && mapping_cap_account_dirty(mapping)) { struct inode *inode = mapping->host; _ Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are mm-optimise-find_subpage-for-thp.patch mm-remove-config_transparent_huge_pagecache.patch proc-inline-vma_stop-into-m_stop.patch proc-remove-m_cache_vma.patch proc-use-ppos-instead-of-m-version.patch seq_file-remove-m-version.patch proc-inline-m_next_vma-into-m_next.patch