Messages in this thread | | | Date | Mon, 30 Dec 2002 10:57:15 +0000 | Subject | Re: [lvm-devel] [PATCH] add kobject to struct mapped_device | From | Joe Thornber <> |
| |
On Fri, Dec 20, 2002 at 09:49:52AM -0800, Greg KH wrote: > I saw that logic. I don't think sysfs can handle poll right now, but we > could modify the last access/modify/change time when the status changes > so stat(2) can be used on the file. This is how usbfs currently > notifies userspace of changes to their files. Would this be acceptable?
Blech. The nice thing about a blocking operation like poll is that the process doesn't keep getting rescheduled to check if there is anything to do.
- Joe - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |