2007-12-20 10:15:59

by Russell King - ARM Linux

[permalink] [raw]
Subject: Re: syscall in a module

On Thu, Dec 20, 2007 at 10:26:08AM +0100, Pierre Savary wrote:
> In fact I have a part (/dev/mmcblk0p5) that I want share with USB gadget
> (g_file_storage). But if USB is not connect to a PC, I want that this part
> was mounted on my board. An I want unmount this part when the board is
> plugged on a PC.
> So I need to mount and unmount partition in this module.

Arrange for the USB subsystem to send a uevent, which can then be picked
up by userspace to issue the correct command to mount or unmount the
partition.