CVS commit: src/sys/dev/usb

["Taylor R Campbell" <riastradh%netbsd.org@localhost>]

Module Name:    src
Committed By:   riastradh
Date:           Wed Mar  9 22:18:13 UTC 2022

Modified Files:
        src/sys/dev/usb: ehci.c

Log Message:
ehci(4): Omit bus lock around ehci_suspend/resume.

This no longer serializes access to the portsc registers, also used
by ehci_roothub_ctrl, but it does pose a potential deadlock with
softints to wake usb_delay_ms.  So the bus lock doesn't help here,
and may cause deadlock.


To generate a diff of this commit:
cvs rdiff -u -r1.306 -r1.307 src/sys/dev/usb/ehci.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.