mirror_zfs/module/os/freebsd/zfs
Mark Johnston e7adccf7f5
FreeBSD: disable the use of hardware crypto offload drivers for now
First, the crypto request completion handler contains a bug in that it
fails to reset fs_done correctly after the request is completed.  This
is only a problem for asynchronous drivers.  Second, some hardware
drivers have input constraints which ZFS does not satisfy.  For
instance, ccp(4) apparently requires the AAD length for AES-GCM to be a
multiple of the cipher block size, and with qat(4) the AES-GCM AAD
length may not be longer than 240 bytes.  FreeBSD's generic crypto
framework doesn't have a mechanism to automatically fall back to a
software implementation if a hardware driver cannot process a request,
and ZFS does not tolerate such errors.

The plan is to implement such a fallback mechanism, but with FreeBSD
13.0 approaching we should simply disable the use hardware drivers for
now.

Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Mark Johnston <markj@FreeBSD.org>
Closes #11612
2021-02-18 15:51:20 -08:00
..
abd_os.c Remove unused abd_alloc_scatter_offset_chunkcnt 2021-02-17 21:39:13 -08:00
arc_os.c Implement memory and CPU hotplug 2020-12-10 14:09:23 -08:00
crypto_os.c FreeBSD: disable the use of hardware crypto offload drivers for now 2021-02-18 15:51:20 -08:00
dmu_os.c Refactor ccompile.h to not include system headers 2020-07-25 20:09:50 -07:00
hkdf.c Add FreeBSD support to OpenZFS 2020-04-14 11:36:28 -07:00
kmod_core.c FreeBSD: Sort and dedup includes in kmod_core 2020-10-08 09:37:56 -07:00
spa_os.c FreeBSD: Add option to rewind checkpoint while importing root pool 2020-08-19 17:19:42 -07:00
sysctl_os.c FreeBSD: Fix format of vfs.zfs.arc_no_grow_shift 2020-12-10 15:28:56 -08:00
vdev_file.c Distributed Spare (dRAID) Feature 2020-11-13 13:51:51 -08:00
vdev_geom.c Distributed Spare (dRAID) Feature 2020-11-13 13:51:51 -08:00
vdev_label_os.c Add support for boot environment data to be stored in the label 2020-05-07 09:36:33 -07:00
zfs_acl.c Cross-platform acltype 2020-10-13 21:25:48 -07:00
zfs_ctldir.c Extending FreeBSD UIO Struct 2021-01-20 21:27:30 -08:00
zfs_debug.c Convert Linux-isms to FreeBSD-isms in platform zfs_debug.c 2020-07-31 21:25:35 -07:00
zfs_dir.c Refactor ccompile.h to not include system headers 2020-07-25 20:09:50 -07:00
zfs_file_os.c Extending FreeBSD UIO Struct 2021-01-20 21:27:30 -08:00
zfs_ioctl_compat.c FreeBSD: Fix legacy compat for platform IOCs 2020-09-30 13:25:50 -07:00
zfs_ioctl_os.c Make zc_nvlist_src_size limit tunable 2020-08-18 09:33:55 -07:00
zfs_vfsops.c zfs_vnops: make zfs_get_data OS-independent 2020-11-02 12:07:07 -08:00
zfs_vnops_os.c Extending FreeBSD UIO Struct 2021-01-20 21:27:30 -08:00
zfs_znode.c Rename zfs_inode_update to zfs_znode_update_vfs 2021-02-09 11:17:29 -08:00
zio_crypt.c Extending FreeBSD UIO Struct 2021-01-20 21:27:30 -08:00
zvol_os.c Extending FreeBSD UIO Struct 2021-01-20 21:27:30 -08:00