On Wed, Jul 28, 2010 at 9:37 AM, Paul Hartman <paul.hartman+gen...@gmail.com> wrote: > Hi, > > I have a USB SDHC card reader whose partition table is not read, and > device node not created, when plugged into my Gentoo Linux computer. I > posted about this a year or two ago but was never able to get it > working, until I recently made an accidental discovery: > > If I let a VMWare WinXP take control of the USB device, on the same > physical linux machine as above, the card reader mounts normally in > the virtual WinXP. Then, if I release the USB device from VMware, > Linux takes control of the device back and can read the partition > table and creates the device node normally. After that everything > works fine, I can copy files to/from etc. and everything seems normal.
BradN on the Forums suggested "hdparm -z" to force the kernel to re-read the partition table, and this works. Much easier than using a virtual machine!
