Re: [linux-usb-devel] OOM and USB, latest Linux 2.6

2007-02-17 Thread Alan Stern
On Sat, 17 Feb 2007, Dan Aloni wrote: > You are right, I looked over this state with kdb, and usb-storage > waited in usb_stor_bulk_transfer_sg, which does pass GFP_NOIO > at this scenario. ... > BTW, soft-rebooting the machine in that state made the USB > storage device (LEXAR, JD LIGHTNING II)

Re: [linux-usb-devel] OOM and USB, latest Linux 2.6

2007-02-17 Thread Dan Aloni
Dan Aloni wrote: Alan Stern wrote: [...] Can you be any more specific than that? usb-storage should use only GFP_NOIO in its I/O paths. You are right, I looked over this state with kdb, and usb-storage waited in usb_stor_bulk_transfer_sg, which does pass GFP_NOIO at this scenario. It l

Re: [linux-usb-devel] OOM and USB, latest Linux 2.6

2007-02-17 Thread Dan Aloni
Alan Stern wrote: On Sat, 17 Feb 2007, Dan Aloni wrote: Hello, Is it possible that OOM isn't handled very well if say, my entire file system structure is on a USB storage device? I'm not an expert on this particular matter but I'm pretty sure that I noticed GFP_KERNEL allocation being don

Re: [linux-usb-devel] OOM and USB, latest Linux 2.6

2007-02-17 Thread Alan Stern
On Sat, 17 Feb 2007, Dan Aloni wrote: > Hello, > > Is it possible that OOM isn't handled very well if say, my entire > file system structure is on a USB storage device? > > I'm not an expert on this particular matter but I'm pretty sure > that I noticed GFP_KERNEL allocation being done on the w