On Tue, 14 Dec 2010, Hugh Dickins wrote: > I'd feel rather happier about it if I thought it would also fix > Robert's kernel BUG at /build/buildd/linux-2.6.35/mm/filemap.c:128! > but I've still not found time to explain that one. Me neither, all unmap_mapping_range() calls from shmfs are either with i_mutex or from evict_inode. Hmm, is there anything preventing remap_file_pages() installing a pte at an address that unmap_mapping_range() has already processed? Thanks, Miklos -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>