[lkml]   [2002]   [Mar]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Creating a per-task kernel space for kmap, user pagetables, et al
On Wed, Mar 20, 2002 at 11:00:02PM +0100, Andrea Arcangeli wrote:
> But it is much faster to keep the kernel stack always in 4M global
> tlbs, thus I don't think we need to change that in 2.5. (also USB was
> used to do dma in the kernel stack, not sure if they changed it
> recently)

Hopefully all instances of the USB code doing that have now been fixed.
If anyone sees any USB code that uses the kernel stack for USB
transfers, please let me know so it can be fixed.

We (the USB group) have always known that this is a bug in our code, so
don't feel you can't change things just because the USB code might be
broken by it :)


greg k-h
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:25    [W:0.072 / U:2.084 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site