LU-11683 build: Update ZFS to 0.7.12

LU-11683 build: Update ZFS to 0.7.12

0.7.12

ZFS
 * Add BuildRequires gcc, make, elfutils-libelf-devel #8095
 * Fix flake8 "invalid escape sequence 'x'" warning #8056
 * ZTS: Update O_TMPFILE support check #7528
 * Allow use of pool GUID as root pool #8052
 * Fix arc_release() refcount #8000
 * Prefix all refcount functions with zfs_ #7963
 * Linux 4.19-rc3+ compat: Remove refcount_t compat #7885
 * Zpool iostat: remove latency/queue scaling #7945
 * Fix statfs(2) for 32-bit user space #7122
 * Skip import activity test in more zdb code paths #7797
 * Reduce taskq and context-switch cost of zio pipe #7736
 * Fix race in dnode_check_slots_free() #7147

SPL
 * Add BuildRequires gcc, make, elfutils-libelf-devel #8095
 * Linux 4.20 compat: current_kernel_time() #8074
 * Backport vnode.h changes from zfs:93ce2b4c
 * Define timestruc_t for Lustre compatibility #8014

0.7.11

ZFS
 * tx_waited -> tx_dirty_delayed in trace_dmu.h #7096
 * Revert "zpool reopen should detect expanded devices"

SPL
 * Linux 4.18 compat: Kconfig #7890)

0.7.10

ZFS
 * Correctly handle errors from kern_path #7764
 * Fix build with CONFIG_GCC_PLUGIN_RANDSTRUCT {{f4ee628}}
 * Fix 'zfs recv' of non large_dnode send streams #7617
 * Fix object reclaim when using large dnodes #7097
 * Fix problems receiving reallocated dnodes #6821
 * Fedora 28: Fix misc bounds check compiler warnings #7826
 * Fix libaio-devel requirement for Debian-based distributions #7829
 * Add libaio-devel BuildRequires #7821
 * Add missing zfs-dracut RPM dependencies #7729
 * Don't modify argv] in user tools #7760
 * Fix arcstat.py handling of unsupported options #7799
 * Allow inherited properties in zfs_check_settable() #7755
 * Fix zfs incremental send remove '-o' properties #7478
 * OpenZFS 8906 - uts: illumos rootfs should support salted cksum
 * Fix zpl_mount() deadlock #7598
 * Fix kernel unaligned access on sparc64 #7642
 * Default ashift for Amazon EC2 NVMe devices #7676
 * Linux 4.14 compat: blk_queue_stackable() #7645
 * Add pool state /proc entry, "SUSPENDED" pools #7331
 * zpool reopen should detect expanded devices #7546
 * Support Debian DKMS builds #7358
 * module param callbacks check for initialized spa #7496
 * Trim new line from zfs_vdev_scheduler #3356
 * Fix ENOSPC in "Handle zap_add() failures in ..." #7401
 * Fix divide-by-zero in mmp_delay_update() #7391
 * OpenZFS 8997 - ztest assertion failure in zil_lwb_write_issue #7084
 * Linux compat 4.18: check_disk_size_change() #7611
 * Linux 4.18 compat: inode timespec -> timespec64 #7643
 * zv_suspend_lock in zvol_open()/zvol_release() #6342

SPL
 * Add rwsem_tryupgrade for 4.9.20-rt16 kernel (SPL) #7589
 * Add pool state /proc entry, "SUSPENDED" pools (SPL) #7331
 * Linux 4.18 compat: inode timespec -> timespec64 #7643

Signed-off-by: Nathaniel Clark <nclark@whamcloud.com>
Change-Id: I7b108d659d9d6cd6df3d4c55d8b8380f68ccaa6e
Reviewed-on: https://review.whamcloud.com/33687
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Tested-by: Jenkins
Reviewed-by: James Simmons <uja.ornl@yahoo.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>