179 Commits

Author SHA1 Message Date
Wojciech Malikowski
39965ab048 lib/ftl: Change "lbk" name to "block"
"lbk" name is more OCSSD specific so in
generic FTL "block" name is more suitable.

Change-Id: I792780297b792bf5e02f13cc20346da56b032918
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/472284
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2020-01-17 08:59:08 +00:00
Wojciech Malikowski
777ce6d83c lib/ftl: Replace some fileds in ftl_zone with spdk_bdev_zone_info
ftl_zone had reduntant fields to spdk_bdev_zone_info.

Change-Id: I5ec5bbc74912f286d798027afed06d0cd1917cc2
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/471909
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
2020-01-17 08:59:08 +00:00
Wojciech Malikowski
55342d972b lib/ftl: Zone append support
Zone append command allow to write to the
zone with queue depth greater than one.
Append location is read during write
completion callback.

Change-Id: Ie08ce8d31d5d0fb521cdc2b95f3e29b92e02e63f
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/471627
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
2020-01-17 08:59:08 +00:00
Wojciech Malikowski
b48113b296 lib/ftl: Update lba map during write completion
Lba map could be updated during write
completion. This change is needed to have
common io path when append support will
be added.

Change-Id: I942bfd8b54dc6b40136ca53434f0ef8e3c415c5b
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/471637
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
2020-01-17 08:59:08 +00:00
Wojciech Malikowski
d6234332fb lib/ftl: Represent ftl_addr just with the offset value
This patch removes parallel unit and zone id fields
from ftl_addr struct.

Change-Id: Ica42208eafdbbecab60430708197f5f3ba6167d6
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/468701
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
2020-01-17 08:59:08 +00:00
Wojciech Malikowski
843f296e2e lib/ftl: Replace Open Channel dependencies with zone bdev API
This patch replaces NVMe Open Channel API usage
inside FTL library with corresponding zone bdev
API calls. This include following calls:
 - spdk_nvme_ctrlr_cmd_get_log_page -> spdk_bdev_get_zone_info
 - spdk_nvme_ocssd_ns_cmd_vector_reset -> spdk_bdev_zone_management
 - spdk_nvme_ns_cmd_read -> spdk_bdev_read_blocks
 - spdk_nvme_ns_cmd_write_with_md -> spdk_bdev_write_blocks

Change-Id: I1b5a6863d9ce72f4af1cfbb0e449fc1a5b638144
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/479702
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
2020-01-15 12:24:44 +00:00
Wojciech Malikowski
0637e2d9be lib/ftl: Rename ftl_dev_num_bands() to ftl_get_num_bands()
This patch is part of name refactoring associated
with moving FTL to work with zone bdev API.

Change-Id: Ia4c6ec7b245600bca895f7802fb7f68c8d0400e4
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/479845
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
2c2a005695 lib/ftl: Rename ftl_dev_num_punits() to ftl_get_num_punits()
This patch is part of name refactoring associated
with moving FTL to work with zone bdev API.

Change-Id: I9e0a569e9dfd0e8b8236c0840ce10b92362c4996
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/479844
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
3ff9d6e45b lib/ftl: Rename ftl_dev_lbks_in_zone() to ftl_get_num_blocks_in_zone()
This patch is part of name refactoring associated
with moving FTL to work with zone bdev API.

Change-Id: I09f671a9c6539cc259c297514b24978587c9b392
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/479673
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
3725b4484a lib/ftl: Rename ftl_num_band_lbks() to ftl_get_num_blocks_in_band()
This patch is part of name refactoring associated
with moving FTL to work with zone bdev API.

Change-Id: I09781323b2ee25dbcee61eecf95ce7eca703ab93
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/479672
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
2ff623b504 bdev/ftl: spdk_ftl_module_(init|fini) are not longer needed
There is no need for spdk_ftl_module_(init|fini)
after ANM functionality was removed from FTL lib.

Change-Id: Id8d05aed8620217869c56fca35b490bc9c716541
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/472335
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
988759501d lib/ftl: ANM logic removal
ANM logic should be moved to ocssd bdev.
This patch temporarily disables ANM handling
by FTL library. New ANM handling mechanism will
be introduced in future patches.

Change-Id: I7d0261ee4e42496f60b82fbf6b39d9f84690024f
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/468784
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
1735a0acd3 lib/ftl: Remove position from ftl zone structure
There is no need of tracking position of zone inside
band.

Change-Id: I1488f23ccfd1f7eee1bd85fdb7ef8ace08ffca40
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/468347
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
04f754d419 lib/ftl: Remove ftl_punit structure from device
ftl_punit is not needed anymore.

Change-Id: I90f22b980f8e0436e8c899941dddb20b13167766
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/468346
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
7ef136d3f4 lib/ftl: Remove punit from ftl_zone struct
Parallel unit is not needed anymore in ftl_zone
structure.

Change-Id: Ie8d78e3ccf64db84aff19ad2ce11e662d4f3f724
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/468345
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
aea8e78df2 lib/ftl: Consume whole underlying OCSSD device
Moving to zoned bdev API will not allow to setup
physical range of underlying device so we need to
remove such capabilities from ftl device.

Change-Id: Ia807a11e992a221fce906d4ab122a6c3b1391280
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/467949
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
52a9661d94 bdev/ftl: Remove punit parameter from ftl bdev configuration
FTL library is consuming whole OCSSD device
so punit parameter is not needed for bdev ftl
configuration.

Change-Id: I56f62ea6d09b3157b70c02ccfffcd3cb07ba4597
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/467950
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
e47e16d3a4 lib/ftl: Replace ftl_ppa struct with ftl_addr
FTL working on top of zoned bdev doesn't need
physical page address (PPA) anymore.
ftl_ppa was replaced with ftl_addr which represents
zoned device addressing schema.

Change-Id: Ied5750a7ab2f4ce42067ff3e69c1f26f85f5022a
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/467633
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
748785c2a9 lib/ftl: Change ftl_ppa fields to be zone specific
Remove some Open Channel dependencies from ftl_ppa struct.

Change-Id: Ic088b84c56a928906c6c01c6ef74e69be6d0107f
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/479549
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
7083fa3e35 lib/ftl: Remove group from ftl physical address
ftl_ppa address do not need to expose group
information when FTL will move to zones API.

Change-Id: Iece1b32f9bcd8985260668c953089eb9951f13cc
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/467603
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
2020-01-10 08:42:51 +00:00
Wojciech Malikowski
77d591e172 lib/ftl: Change ftl_chunk structure to ftl_zone
This is starting point for moving current FTL
implementation which is working on top of
Open Channel NVMe driver to work on top of
abstracted zoned bdev.

This patch is changing name of ftl_chunk structure
to ftl_zone and start using zone states from zdev
interface.

Change-Id: I5429f489cc08a1ac27f09aba3dca4b40ea95eeb3
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/467391
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
2019-12-24 08:14:55 +00:00
Wojciech Malikowski
93402cd144 lib/ftl: Keep state of single band relocation
Added states for keeping track on which reloc
queue band actually is.

Change-Id: Ib05ac4e925002728ddfed3195891f5328eebb0d0
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/465072
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
2019-11-21 14:34:11 +00:00
Wojciech Malikowski
7012a2760e lib/ftl: Minor cleanup in reloc module
This patch removes some unused variables from
ftl_reloc_init().

Change-Id: I483b28ad2f6331088c44bb5b215b4db50546a06b
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/472044
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
2019-11-21 14:34:11 +00:00
Wojciech Malikowski
42b287e661 lib/ftl: Make ANM device unregister asynchronous
We need to wait for ANV event completions when
unregistering device.

Change-Id: I872297da98405f16804a6fa1eb1149f0ee55b00c
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/468600
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
2019-10-01 14:47:50 +00:00
Wojciech Malikowski
a0d31fe5fa lib/ftl: Remove not needed header from ftl_init.c
Change-Id: I23fcec7a3aef7b50105bbfd63be8ee93b551ed5f
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/467369
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
2019-09-17 19:35:45 +00:00
Konrad Sztyber
bd78196c09 lib/ftl: delay processing ANM events initialization is completed
Start processing ANM events only after the device is fully initialized.
Otherwise some of the structures are partially filled and can be
interpreted incorrectly.

Change-Id: Ia741730cf15d44d76ce8afa7955e6a5bf42ca42b
Signed-off-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/466935
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-09-04 18:42:57 +00:00
Konrad Sztyber
a2714d414f lib/ftl: track number of pending write buffer entries
Track the number of acquired but not yet submitted write buffer entries
to be able to correctly calculate the required number of entries to be
padded.

Change-Id: Ie201681937ad1d03ec125aa5912311c54a7e35c9
Signed-off-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/466934
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-09-04 18:42:57 +00:00
Konrad Sztyber
cf3d42961b lib/ftl: flush the write buffer during nv_cache recovery
When recovering the data from the non-volatile cache, the data inside
the volatile cache needs to be flushed before flushing active bands.
Otherwise, if the number of blocks in a band is smaller than the number
of blocks inside the volatile cache, part of the data may not get
flushed.

Change-Id: I4e99709c8c2a526a928578870d7fbd5fef37db02
Signed-off-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/466883
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-09-04 18:42:57 +00:00
Mateusz Kozlowski
a3b7ae8ab6 lib/ftl: IO channel handling for nv cache
Moved scrubbing of nv cache to core thread. Added IO channel which is
used in user context, during shutdown of nv cache.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: I88e680324e361bf7e0c0a9a9d29323f179c56e3b
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/465932
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
2019-08-29 18:10:19 +00:00
Konrad Sztyber
1f133d7279 lib/ftl: track defragged bands in ftl_reloc
Track the band under defrag inside the reloc module.  This allows for
multiple bands being defragged at the same time (e.g. extra one due to
write fault) as well as makes it easier to handle cases when relocating
a band that has no valid blocks.

Change-Id: Ia54916571040f5f4dfdb8f7cdb47f28435a466d8
Signed-off-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/465937
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
2019-08-27 18:55:40 +00:00
Wojciech Malikowski
a4881cf82f lib/ftl: Check if write buffer is empty during shutdown
Added assertion to check is there is no any
acquired write buffer entries during shutdown.

Change-Id: I92be8ff07b2bf338acb65a0e37d0cc6ad6962d81
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/462934
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
2019-08-21 23:14:25 +00:00
Wojciech Malikowski
b08337c216 lib/ftl: Fix padding size calculation
Padding size calculation should take into account
already acquired write buffer entries in case
number of blocks left for closing band is less than
write buffer size.

Change-Id: I0f9c9bc94eb5a4736eede30ec424c81103e1256f
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/463525
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-08-21 23:14:25 +00:00
Mateusz Kozlowski
0cb8a3319c lib/ftl: Update initialization of io channel
Changed initialization of io channels to be made in the core/read
thread themselves. This fixes potential hangs when using the ftl lib
directly, without bdev and initializing an ftl device from a different
thread than will be used for IO.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: I7089cc46cc6de5e9008e7c22cc01d2b4103ebb14
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/464891
Reviewed-by: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-08-12 21:37:13 +00:00
Takeshi Yoshimura
553c16b27c lib/ftl: eliminate PAGE_SIZE
Commit 6708b7 ("lib/ftl: fix the unclear PAGE_SIZE") removed
PAGE_SIZE from lib/ftl, but one PAGE_SIZE remains. I follow
the commit to change the PAGE_SIZE to FTL_BLOCK_SIZE and 4096
for alignment.

This broke my ppc64le build, which PAGE_SIZE is not defined and
should be taken with sysconf.

Signed-off-by: Takeshi Yoshimura <tyos@jp.ibm.com>
Change-Id: I9cabb5ffc4d41e094eae62439ab701579c87d014
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/464251
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-08-07 12:36:05 +00:00
Mateusz Kozlowski
b8919745c5 lib/ftl: ANM during write error handling
If an ANM event has come to a chunk/sector that has been marked as
high_prio (eg. after a write failure), there's no need to add any
sectors for relocation, as the whole band should be marked for a move
anyway.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: I57824ba7e592540ea639f9f011149210fd688a5a
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/463289
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
2019-08-05 16:30:19 +00:00
Konrad Sztyber
fb15434659 lib/ftl: store non-volatile cache's current write address
Remember current write position within the cache when shutting down.  It
allows for faster recovery after clean shutdown (no need to scan the
device) as well as grants a quick way to distinguish between clean and
dirty shutdowns.

Change-Id: I79c22caa0b1ca4373951ac43f747b085d331cdd0
Signed-off-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/460796
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
2019-07-25 22:36:31 +00:00
Konrad Sztyber
3e911e17c7 lib/ftl: non-volatile cache's header validation function
Moved metadata header verification to a separate function, since the
metadata read callback got pretty large.

Change-Id: I0c8b2eb493631a6495ce2ef7d9586d2c7cb7772f
Signed-off-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/460795
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
2019-07-25 22:36:31 +00:00
Wojciech Malikowski
093bc3390a lib/ftl: Wait for IO retry queue drain during shutdown
In case shutdown occurs during band relocation
we can have situation that on retry queue are
some internal IOs and we need to wait to drain
this queue before we start shutdown sequence.

Change-Id: Ie5b33732568aeda0586f4de384b22dcf463bf31e
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/460421
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
2019-07-25 14:50:58 +00:00
Mateusz Kozlowski
4d9faf7c6b lib/ftl: Add check if device is halted during reloc
It's possible there's a delay between spdk_ftl_dev_free setting
dev->halt and sending message to core thread which would set
reloc->halt. This patch should bridge this gap and prevent potential
additional/unneeded relocations from happening.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: I3d69fe86900c9233fadd8e3795accb36b1c01791
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/461598
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
2019-07-25 14:50:58 +00:00
Mateusz Kozlowski
7a867c4fdb lib/ftl: Pass ftl conf to write_config rpc function
Changed write_config to use the ftl configuration file instead of
allow_open_bands directly. This allows for easier expansion of saved
fields.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: Ie1d480983636f26840dba9a3a6c93b2883903bdb
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/460519
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-07-24 18:21:07 +00:00
Mateusz Kozlowski
a039d024ff lib/ftl: Remove anonymous defrag structure in config
Merged configuration fields for defrag into the main config structure.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: I315c78e2843bd6a310b484af5b688aca424336b0
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/460518
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-07-24 18:21:07 +00:00
Mateusz Kozlowski
5a16b8e671 lib/ftl: Segmentation fault fix after write error handling
Fixed touching NULL write pointer, which would happen after some other
I/O in the same band would receive error and issue its deletion. Any
subsequent write callbacks would then be unable to find and update the
information.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: I07d9791f1b1b673a48356fae55b784c0bf6a6f7a
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/462387
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
2019-07-24 18:20:48 +00:00
Tomasz Zawadzki
f75d1540e9 lib/ftl: check namespace for NULL during initialization
spdk_nvme_ctrlr_get_ns() can return NULL, which was
not verified, but dereferenced anyway.

Change-Id: Ib0554148cc47ea3ff2afa1862ac962f284fe6d43
Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/462486
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
2019-07-24 18:09:29 +00:00
Tomasz Zawadzki
eb84a1133f lib/ftl: assert write pointer from band
This is just assert to assure the Klocwork
static analizer that wptr is not NULL.

Change-Id: I003620431afb8497a57c50af8480c34ec3fac6d6
Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/462489
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-07-24 18:09:25 +00:00
Tomasz Zawadzki
06c7ef7f6a lib/ftl: check for io not being NULL before dereferencing
ftl_io_free() handles NULL io being passed, but shouldn't
dereference it before returning.

Change-Id: Ia705d4ab9f8b3569e9704a1f97e70f7579084efb
Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/462487
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
2019-07-23 19:55:30 +00:00
Mateusz Kozlowski
a3c78e150b lib/ftl: Remove separate dma_buf allocation in band
Since 4k alignment is no longer required for I/O buffers, the
band doesn't need a separate lba map and dma buffer and can use the
same memory location.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: Iea127e8c2f39e6de5d57258098b2dc6be56f439f
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/462042
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
2019-07-23 04:00:05 +00:00
Mateusz Kozlowski
a4b3481242 lib/ftl: Remove buffer alignment requirements
Ftl should no longer require 4k alignment for I/O buffers for either
internal or external requests. The 4k alignment was needed due
to a bug in QEMU when handling internal SGL buffers in LNVM commands.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: Icafc14b7811c9c0ffa13789e341c453503cf2821
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/460106
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
2019-07-23 04:00:05 +00:00
Tomasz Zawadzki
37acf6814b lib/ftl: assert that chunk is never NULL
Code on line 613 should never be reached for last
chunk on the band, since it is checked on line 606.

This assert verifies that, all chunks before last
are not NULL.

Change-Id: I78a9967f91c0873981b3308e888d85fa7c8d6641
Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/462488
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-07-22 04:53:05 +00:00
Tomasz Zawadzki
94bf29d268 lib/ftl: verify that iov is not NULL during read header completion
Moved the spdk_bdev_io_get_iovec() after the verification that io
succeeded.
Then added return path when iov could not be retrived from bdevio.

Change-Id: I2638e6657fd08a2dd85ab0906383cecef8fb4f4a
Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/462507
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
2019-07-22 04:51:34 +00:00
Mateusz Kozlowski
3500d9a98d lib/ftl: Add error log after IO failure
Adding some extra debug information for any failing IOs.

Signed-off-by: Mateusz Kozlowski <mateusz.kozlowski@intel.com>
Change-Id: If38de30bcb80d291778ad7325a33b7786d02390d
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/461588
Reviewed-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-07-18 08:49:02 +00:00