intel

[Feature] Crystal Ridge - fix softlockup warnings at NVDIMM namespace init

Bug #1730846 reported by quanxian
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
intel
Fix Released
Undecided
Unassigned
linux (Ubuntu)
Fix Released
Undecided
Unassigned
Bionic
Fix Released
Undecided
Unassigned

Bug Description

Description:

For large capacity NVDIMMs the time it takes to initialize struct page exceeds the default soft lockup timeout. The system is still making forward progress, but we need to add explicit scheduling points to satisfy the watchdog.

Commit IDs:

1fdcce6e16c5
9b6e63cbf85b
f64ac5e6e306

Target Kernel:4.14
Target Release: 18.04

Tags: kernel
Revision history for this message
Leann Ogasawara (leannogasawara) wrote :

1fdcce6e16c54facc4f0688630d3b9ecfcaa411f memremap: add scheduling point to devm_memremap_pages
v4.14-rc4~26^2~10
9b6e63cbf85b89b2dbffa4955dbf2df8250e5375 mm, page_alloc: add scheduling point to memmap_init_zone
v4.14-rc4~26^2~11
f64ac5e6e30668216cf489d73ba8a96e372d78c6 mm, memory_hotplug: add scheduling point to __add_pages
v4.14-rc4~26^2~12

information type: Proprietary → Public
Revision history for this message
Leann Ogasawara (leannogasawara) wrote :

4.15 is now available in Bionic. Marking this Fix Released.

tags: added: kernel
Changed in linux (Ubuntu Bionic):
status: New → Fix Released
Changed in intel:
status: New → Fix Released
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