4.15 is now available in Bionic. Marking this Fix Released.
** Information type changed from Proprietary to Public
** Tags added: kernel
** Changed in: intel
Status: New => Fix Released
** Changed in: linux (Ubuntu)
Status: New => Fix Released
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https://bugs.launchpad.net/bugs/1730848
Title:
[Feature] Crystal Ridge - perform dax_device lookup at mount
Status in intel:
Fix Released
Status in linux package in Ubuntu:
Fix Released
Bug description:
Description:
The ->iomap_begin() operation is a hot path, so cache the
fs_dax_get_by_host() result at mount time to avoid the incurring the
hash lookup overhead on a per-i/o basis.
Commit Ids:
26f2f4de0bd9
486aff5e0482
5e405595e5bf
78f354735081
8cf037a8b22f
aed9eb1b21e8
Target Kernel: 4.14
Target Release: 18.04
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