PR kern/16942 panic with softdep and quotas
PR kern/19565 panic: softdep_write_inodeblock: indirect pointer #1 mismatch
PR kern/26274 softdep panic: allocdirect_merge: ...
PR kern/26374 Long delay before non-root users can write to softdep partitions
PR kern/28621 1.6.x "vp != NULL" panic in ffs_softdep.c:4653 while unmounting a softdep (+quota) filesystem
PR kern/29513 FFS+Softdep panic with unfsck-able file-corruption
PR kern/31544 The ffs softdep code appears to fail to write dirty bits to disk
PR kern/31981 stopping scsi disk can cause panic (softdep)
PR kern/32116 kernel panic in softdep (assertion failure)
PR kern/32532 softdep_trackbufs deadlock
PR kern/37191 softdep: locking against myself
PR kern/40474 Kernel panic after remounting raid root with softdep
Retire softdep, pass 2. As discussed and later formally announced on the
mailing lists.
The zero, error and snapshot targets are build as modules and can be loaded
to dm driver with modload. I do not build/install these drivers by default.
The linear and stripe targets are needed for LVM so I keep them compiled in
dm.
handles required MD files under sys/compat/linux/arch/alpha
- build exec_elf64 for all 64 bit arch
- use MACHINE_ARCH!="alpha" instead of MACHINE!="alpha" for exec_elf32 check
XXX we have many histrical inconsistent use of amd64 vs x86_64.
into modules. By and large this commit:
- shuffles header files and ifdefs
- splits code out where necessary to be modular
- adds module glue for each of the components
- adds/replaces hooks for things that can be installed at runtime
Do not automatically install modules that would fundamentally alter system
behaviour or create a security hole, as the system may automatically load
modules.