lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:	Thu, 6 Mar 2014 10:44:52 -0500 (EST)
From:	Alan Stern <>
To:	Jagdish Gedia <>
cc:	Peter Chen <>,
	"" <>,
	"" <>
Subject: Re: USB remote wakeup through gpio interrupt

On Thu, 6 Mar 2014, Jagdish Gedia wrote:

> Hi Alan,
> As you have told, i have executed pm_request_resume() function from my
> interrupt handler, and it is waking up my USB device. I have
> implemented all this functionality in class driver(cdc-acm.c).
> but what is happening is after 2-3 times, ausosuspend is getting
> disable for my device. I want autosuspend to be enabled for usb device
> forever. Do pm_request_resume function causes this behavior?

No.  The various versions of pm_runtime_get will cause it, though, if 
they aren't balanced by some form of pm_runtime_put.

Alan Stern

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

Powered by blists - more mailing lists