[LU-14195] Support for linux kernel version 5.10

• Type: Improvement
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.16.0
• Assignee: Neil Brown
• Reporter: Neil Brown

Description

Changes needed to support Linux 5.10 include:

• kzfree() is gone - renamed to kfree_sensitive()
• KERNEL_DS and set_fs()/get_fs() not available and not needed.
• ext4_handle_has_enough_credits() gone, use jbd2_handle_buffer_credits()
• EXT4_GET_BLOCKS_KEEP_SIZE and EXT4_INODE_EOFBLOCKS gone
• ldiskfs patches need refresh
• commit 6212804f2d78 causes module building to fail (again).

Issue Links

• is related to: LU-15635 ext4_(inc|dec)_count removed handle_t arg breaking 5.10 server
• is related to: LU-15726 Introduce / use min journal credit for ldiskfs
• is related to: LU-12511 Prepare lustre for adoption into the linux kernel

Comments

[Gerrit Updater]

"Jian Yu <[e-mail]>" uploaded a new patch: https://review.whamcloud.com/45219
Subject: LU-14195 obdclass: change list_sort to use const pointers
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 01ef4ea77d6798bfb7d9c94b3a4dc809838c07b0

[Gerrit Updater]

Jian Yu ([e-mail]) uploaded a new patch: https://review.whamcloud.com/44165
Subject: LU-14195 llite: add force_uaccess_

{begin,end}

helpers
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 597a8a1e0c4c09b86b7d4e860cdcd6a3fedcb6dc

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/43559/
Subject: LU-14195 lnet: improve compat code for IPV6_V6ONLY sock opt
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 6d111ff0dde182bfbdf0a7ab10df812ab43e2ddd

[Gerrit Updater]

Neil Brown ([e-mail]) uploaded a new patch: https://review.whamcloud.com/43559
Subject: LU-14195 lnet: improve compat code for IPV6_V6ONLY sock opt
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 4912a3fba32efebaf9a4352ab1ee05d670294ea5

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/40908/
Subject: LU-14195 libcfs: switch to kfree_sensitive
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 67d17dd590f913643f5adc8aced369221faccf05

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/40910/
Subject: LU-14195 lustre: remove 'fs' from 'struct lvfs_run_ctxt'
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: de60e7767c0e3ba38f4de37e46328012780b6d19

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/40909/
Subject: LU-14195 osd: don't use set_fs() for ->fiemap() calls.
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: d0337cab8e845efcdbfb9e26e573feb18f28e303

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/40907/
Subject: LU-14195 build: Adjust Makefile for Linux build changes.
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 9b9e19ca50491f2b74a9bb99f63591147b91bdd5

[Gerrit Updater]

Neil Brown ([e-mail]) uploaded a new patch: https://review.whamcloud.com/40913
Subject: LU-14195 ldiskfs: update patches for Linux 5.10
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 6ffb70533291ee82e17e1151f696b6a15e1d0d9c

[Gerrit Updater]

Neil Brown ([e-mail]) uploaded a new patch: https://review.whamcloud.com/40912
Subject: LU-14195 ldiskfs: update osd-ldiskfs for Linux 5.10
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: fa5c89df1327813f8a41d22c9d8edc8874ad805e

[Gerrit Updater]

Neil Brown ([e-mail]) uploaded a new patch: https://review.whamcloud.com/40910
Subject: LU-14195 lustre: remove 'fs' from 'struct lvfs_run_ctxt'
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 956152421be4160a32996ed4ee766ab56a4c1aba