[LU-16381] soft_sync_limit lprocfs write handler returns the wrong value

• Type: Bug
• Resolution: Fixed
• Priority: Trivial
• Fix Version/s: Lustre 2.16.0
• Labels: patch
• Severity: 3
• Assignee: Andrew Perepechko
• Reporter: Andrew Perepechko

Description

"echo 1 > /sys/fs/lustre/obdfilter/lustre-OST0000/soft_sync_limit" hangs forever:

 

write(1, "1\n", 2)                      = 0
write(1, "1\n", 2)                      = 0
write(1, "1\n", 2)                      = 0
write(1, "1\n", 2)                      = 0
write(1, "1\n", 2)                      = 0
write(1, "1\n", 2)                      = 0
write(1, "1\n", 2)                      = 0
write(1, "1\n", 2)                      = 0
write(1, "1\n", 2)                      = 0

Comments

[Peter Jones]

Landed for 2.16

[Gerrit Updater]

"Oleg Drokin <[e-mail]>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/49362/
Subject: LU-16381 ofd: fix soft_sync_limit lprocfs write handler
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 0adebb70a48c12ce6d537174c9470b5f9f918e3d

[Gerrit Updater]

"Andrew Perepechko <[e-mail]>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/49362
Subject: LU-16381: soft_sync_limit lprocfs write handler returns the wrong value
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: bf0c76b385c8d9cab6d46f8d7f7acfe26a093c0f