Hi, I am attempting to build a custom hardened linux-live (http://www.linux-live.org/) CD using grsecurity (http://grsecurity.net/index.php) and aufs2.1 (http://aufs.sourceforge.net/)
Sources: linux-2.6.32.28 grsecurity-2.2.1-2.6.32.28-201102121148.patch aufs2.1-32 (2011/02/14 standalone git snapshot) > linux-2.6.32.28/fs/aufs/dynop.c: In function 'dy_aop': > linux-2.6.32.28/fs/aufs/dynop.c:179:2: error: assignment of read-only member > 'writepage' > linux-2.6.32.28/fs/aufs/dynop.c:180:2: error: assignment of read-only member > 'readpage' > linux-2.6.32.28/fs/aufs/dynop.c:181:2: error: assignment of read-only member > 'sync_page' > linux-2.6.32.28/fs/aufs/dynop.c:182:2: error: assignment of read-only member > 'writepages' > linux-2.6.32.28/fs/aufs/dynop.c:183:2: error: assignment of read-only member > 'set_page_dirty' > linux-2.6.32.28/fs/aufs/dynop.c:184:2: error: assignment of read-only member > 'readpages' > linux-2.6.32.28/fs/aufs/dynop.c:185:2: error: assignment of read-only member > 'write_begin' > linux-2.6.32.28/fs/aufs/dynop.c:186:2: error: assignment of read-only member > 'write_end' > linux-2.6.32.28/fs/aufs/dynop.c:187:2: error: assignment of read-only member > 'bmap' > linux-2.6.32.28/fs/aufs/dynop.c:188:2: error: assignment of read-only member > 'invalidatepage' > linux-2.6.32.28/fs/aufs/dynop.c:189:2: error: assignment of read-only member > 'releasepage' > linux-2.6.32.28/fs/aufs/dynop.c:191:2: error: assignment of read-only member > 'direct_IO' > linux-2.6.32.28/fs/aufs/dynop.c:192:2: error: assignment of read-only member > 'get_xip_mem' > linux-2.6.32.28/fs/aufs/dynop.c:193:2: error: assignment of read-only member > 'migratepage' > linux-2.6.32.28/fs/aufs/dynop.c:194:2: error: assignment of read-only member > 'launder_page' > linux-2.6.32.28/fs/aufs/dynop.c:195:2: error: assignment of read-only member > 'is_partially_uptodate' > linux-2.6.32.28/fs/aufs/dynop.c:196:2: error: assignment of read-only member > 'error_remove_page' > linux-2.6.32.28/fs/aufs/dynop.c: In function 'dy_adx': > linux-2.6.32.28/fs/aufs/dynop.c:302:3: error: assignment of read-only member > 'direct_IO' > linux-2.6.32.28/fs/aufs/dynop.c:303:3: error: assignment of read-only member > 'get_xip_mem' > linux-2.6.32.28/fs/aufs/dynop.c:305:3: error: assignment of read-only member > 'direct_IO' > linux-2.6.32.28/fs/aufs/dynop.c:306:3: error: assignment of read-only member > 'get_xip_mem' > linux-2.6.32.28/fs/aufs/dynop.c:308:4: error: assignment of read-only member > 'get_xip_mem' > make[3]: *** [fs/aufs/dynop.o] Error 1 > make[2]: *** [fs/aufs] Error 2 > make[1]: *** [fs] Error 2 > make: *** [sub-make] Error 2 To my nonexpert eyes, this appears to be the same or similar to problems reported elsewhere with reiserfs4 and openafs http://grsecurity.net/pipermail/grsecurity/2010-September/001055.html http://grsecurity.net/pipermail/grsecurity/2010-October/001058.html I notice that there exist aufs2 and aufs2.1 patches for the SystemRescueCD project (www.sysresccd.org) for various kernels http://kernel.sysresccd.org/sysresccd-1.6.4/ http://kernel.sysresccd.org/sysresccd-2.0.1/ But it's not clear to me what the "most correct" or most futureproof way to merge three moving targets (kernel, grsec and aufs2.1) together. Suggestions or comments anyone? -dean takemori ------------------------------------------------------------------------------ The ultimate all-in-one performance toolkit: Intel(R) Parallel Studio XE: Pinpoint memory and threading errors before they happen. Find and fix more than 250 security defects in the development cycle. Locate bottlenecks in serial and parallel code that limit performance. http://p.sf.net/sfu/intel-dev2devfeb