Your v5 patch applies cleanly to 2.6.36, but fails to build
on my system:
[....]
LD fs/xfs/xfs.o
LD fs/xfs/built-in.o
CC fs/compat_ioctl.o
drivers/md/dm-crypt.c: In function crypt_ctr':
drivers/md/dm-crypt.c:1408: error: WQ_MEM_RECLAIM' undeclared (first use in this function)
drivers/md/dm-crypt.c:1408: error: (Each undeclared identifier is reported only once
drivers/md/dm-crypt.c:1408: error: for each function it appears in.)
make[2]: *** [drivers/md/dm-crypt.o] Error 1
make[1]: *** [drivers/md] Error 2
make: *** [drivers] Error 2
make: *** Waiting for unfinished jobs....
CC fs/nfsctl.o
CC net/netfilter/nf_sockopt.o
[....]
--
