Re: kmap_atomic in 2.6.20.x

2007-06-07 Thread Raz Ben-Jehuda(caro)
On 6/6/07, Jens Axboe <[EMAIL PROTECTED]> wrote: On Wed, Jun 06 2007, Raz Ben-Jehuda(caro) wrote: > Hello > > I am running into some problems with kmap_atomic in my driver. > My driver copies some pages coming from > user space to "kernel space kmalloc'ed memory". > I had this code running from 2

Re: kmap_atomic in 2.6.20.x

2007-06-06 Thread Trond Myklebust
On Wed, 2007-06-06 at 20:03 +0300, Raz Ben-Jehuda(caro) wrote: > If my understanding ( from "see : understand the linux > kernel" page 310 ) , a different kernel component holds this window. A > fact which is quite strange in the case of KM_SKB_SUNRPC_DATA. I have > nothing that uses it. KM_SKB_SU

Re: kmap_atomic in 2.6.20.x

2007-06-06 Thread Jens Axboe
On Wed, Jun 06 2007, Raz Ben-Jehuda(caro) wrote: > Hello > > I am running into some problems with kmap_atomic in my driver. > My driver copies some pages coming from > user space to "kernel space kmalloc'ed memory". > I had this code running from 2.6.5 to 2.6.17 without any problems. > I have upgr