[LU-13479] "could not allocate data integrity bioset" on centos7

• Type: Task
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.14.0
• Environment: CentOS 7
• Assignee: Dongyang Li
• Reporter: Dongyang Li

Description

When large discard bio issued to devices support block integrity,

a "could not allocate data integrity bioset" kernel message will be displayed and the discard bio will end with EIO.

we should only enable integrity for bio when it's a read/write bio, this ticket tracks backporting of upstream kernel patch.