[6.6,0/1] pm, restore async device resume optimization

Message

Yenchia Chen Sept. 2, 2024, 9:32 a.m. UTC

We have met a deadlock issue on our device which use 5.15.y when resuming.
After applying this patch which is picked from mainline, issue solved.
Backport to 6.6.y also.

Rafael J. Wysocki (1):
  PM: sleep: Restore asynchronous device resume optimization

 drivers/base/power/main.c | 117 +++++++++++++++++++++-----------------
 include/linux/pm.h        |   1 +
 2 files changed, 65 insertions(+), 53 deletions(-)