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Diskadd 2.10 #254

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Diskadd 2.10 #254

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prabirpaul
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What this PR does / why we need it:
chery-pick 45af3df from master

Which issue(s) this PR fixes (optional)
Closes #

Special notes for your reviewer:

prabirpaul and others added 30 commits January 27, 2020 16:24
@prabirpaul
Set fastpath for valid fuse requests only (#77)
8d119dd 
* Set fastpath for valid fuse requests only
@sulakshm
fix minor compilation and incorrect accounting (#86)
1337fd1 
Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
@sulakshm
compilation fix for 4.9 kernel (#88)
48a672a 
* fix for 4.9 kernel

Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
@jrivera-px
Compilation issue with fastpath on Debian 9. Change Minimum kernel ve…
1ca6abd 
…rsion for fastpath to 4.10. (#90)
@prabirpaul
Resize ioctl (#126) (#128)
ab6ed36
@prabirpaul
fix the race where we would reset fc->connected in abort which would …
691875f 
…allow (#70)

user to submit new requests after abort and deadlock.

use syncrhonize_rcu() to make sure changes are seen by all threads
don't need to lock around checking connected status anymore
@prabirpaul
simplify abort fix; use delayed_work instead of (#71)
7c838ff 
timer + schedule_work
@jrivera-px @prabirpaul
Compilation changes for kernel 5.7 (#137) (#142)
a15dc63 
Fix conflict...

Co-authored-by: prabirpaul <prabir@portworx.com>
@jrivera-px
Compile fixes 4x 5x kernels (#148)
4db086a 
* Compile fixes for 5.8.x, 4.12.x & 4.13.x EL7 kernels.

* Merge in master 'Suse compile fixes PR #147 (bc03ffa)'
@jrivera-px
Fix compilation failure on 4.15.0-1077-gcp & 4.15.0-1092-azure. (#149)
228c7b5 
* Fix compilation failure on 4.15.0-1077-gcp.

* Add env to force CC from which will not affect other builds on the system.

Fix conflicts...
@prabirpaul
Add simple pxd tests (#160)
ac86bfe
@jrivera-px
PWX-17271: Compilation issues with 5.9.8-flatcar. (#168)
108f0df
@prabirpaul
Everything needed to build storage
c7332cd
@prabirpaul
Allow greater than 300sec timeout values (#132)
82202cf
@prabirpaul
Compilation changes for kernel 5.7 (#137)
9316aee
@vjs-px @prabirpaul
support making a process into a IO flusher
98151e8
@vjs-px @prabirpaul
addressed review comments from prabir
5dc75c2
@vjs-px @prabirpaul
addressed review comments
205d53b
@prabirpaul @jrivera-px
Compilation issues with 5.9.8-flatcar. (#168) (#169)
c9a4cff 
Co-authored-by: jrivera-px <jose@portworx.com>
@jrivera-px @prabirpaul
PWX-16992: Fix compile issues for 5.9.6-1.el7.elrepo.x86_64 kernel. (#…
c75e50d 
…174)
@jrivera-px @prabirpaul
Centos 8 Stream 4.18.0-257 contains kernel 5.x backports and added ne…
ed60132 
…w interface blk_alloc_queue_rh. Add explicit check for this api for now. (#184)
@prabirpaul
PWX-18829: Fix device queue depth setting (#191) (#192)
80ce975
@sulakshm @prabirpaul
PWX-18535: compilation fixes upto 5.10 kernel (#189) (#194)
9db4369 
* compilation fixes in 5.9/5.10 kernel

Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
@prabirpaul
PWX-19006: Do not set pxd_bd_ops.submit_bio, 5.10 kernel uses this to…
2f085e6 
… submit ios (#196) (#197)

to pxd instead of the request queue
@jrivera-px @latrelstack @prabirpaul
Suse compile fixes (#147)
1ee26a1 
* SLES/Suse 4.12.x compile fixes.

* Use a 'defined' entry instead of 'not defined' entry

* Consolidate duplicate code to pxd_compat.h and wrap cond to 80 cols

* Fix compilation issue.

Co-authored-by: latrel.stack@gmail.com <latrel.stack@gmail.com>
@jrivera-px @prabirpaul
Compile fixes for 5.8.x, 4.12.x & 4.13.x EL7 kernels. (#145)
40fd6c3
@prabirpaul
address recursive fc->lock path (#183)
89b149d 
Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
@jrivera-px @prabirpaul
5.8.x fixes master (#186)
050c82b 
* Use the existing pxd_io_tracker obj.

* Change version check to Fix undefined declarations for 5.8 kernels. Fix iot not declared error.

* Use the existing pxd_io_tracker obj.
@jrivera-px
Compile fixes... (#198)
245b638
@prabirpaul
Always use stub for fastpath
78d7ed2
prabirpaul and others added 26 commits March 11, 2021 19:53
@prabirpaul
remove pxd_fastpath.c
83c49b8
@prabirpaul
compile fix
262a36a
@prabirpaul
Update mod version so that px 2.6->2.7 upgrade attemtpts module upgrade
e52fe10
@prabirpaul
Update debug log
c301000
@sulakshm @prabirpaul
PWX-18756 fix race in restart and new req processing (#190) (#193)
c83c546 
* address race between restart and new req processing

Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
@prabirpaul
Revert "PWX-18756 fix race in restart and new req processing (#190) (#…
581d754 
…193)"

This reverts commit c83c546.
@sulakshm @prabirpaul
PWX-18756 fix race in restart and new req processing (#190) (#193)
525a5ee 
* address race between restart and new req processing

Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
px-fastpath makefile cleanup - clean disable
2d040d0 
Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
zero initialize all fieds of pxd_dev_init
6f40b8a 
Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
cleanup on fc->connected|allow_disconnected
2485f5f 
Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
minor fastpath stub edit
1cef21b 
Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
@prabirpaul
Revert "cleanup on fc->connected|allow_disconnected"
af5b6d7 
This reverts commit 2485f5f.
@prabirpaul
Revert "PWX-18756 fix race in restart and new req processing (#190) (#…
879a7c9 
…193)"

This reverts commit 525a5ee.
@prabirpaul
Review comments
d4ba933
@prabirpaul
Add assertion in fastpath stub request processing (#200)
f5344e8
@sulakshm
spin lock missed during abort handling (#201)
c41976a 
Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
@jrivera-px
Compilation fix for 4.15.0-141-generic. (#206)
0f95961
@jrivera-px
Include 'linux/pid_namespace.h' to fix 'task_active_pid_ns' implicit …
a96c121 
…declaration. (#208)

Conflicts:
	pxd.c

Fix conflict
@sulakshm
cherry-picked driver support from master (#223)
fc2eb1f 
* cherry-picked driver support from master
* bump driver version

Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
@sulakshm
spin lock missed during abort handling (#201)
d288725 
Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
@sulakshm
PWX-21175: handle kernel crash in fastpath + compilation fix (#227)
d9b5274
@sulakshm
PWX-21175: handle kernel crash in fastpath + compilation fix (#227) (#…
189c2e3 
…230)

* PWX-21175: handle kernel crash in fastpath(#229)
* compile fix - disable fastpath code during compile time
cherry picked changes into 2.10.0
Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
PWX-21175: compile fix for 3.10 kernel
e300c42 
Signed-off-by: Lakshmi Narasimhan Sundararajan <lsundararajan@purestorage.com>
@prabirpaul
Set discard granularity to 64k (needed for thin vol) (#236)
4b91b94
@sulakshm
discard settings for dmthin (#239)
0d13655 
Signed-off-by: Lakshmi Narasimhan Sundararajan <lns@portworx.com>
@prabirpaul
Unfreeze q after export (#253)
5690a6a
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4 participants
@prabirpaul @sulakshm @jrivera-px @vjs-px