[lkml]   [2006]   [Aug]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 1/1] network memory allocator.
On Mon, Aug 14, 2006 at 10:07:48PM +1000, Keith Owens ( wrote:
> Evgeniy Polyakov (on Mon, 14 Aug 2006 15:04:03 +0400) wrote:
> >Network tree allocator can be used to allocate memory for all network
> >operations from any context....
> >...
> >Design of allocator allows to map all node's pages into userspace thus
> >allows to have true zero-copy support for both sending and receiving
> >dataflows.
> Is that true for architectures with virtually indexed caches? How do
> you avoid the cache aliasing problems?

Pages are preallocated and stolen from main memory allocator, what is
the problem with that caches? Userspace can provide enough offset so
that pages would not create aliases - it is usuall mmap.

Evgeniy Polyakov
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: 2006-08-14 14:23    [W:0.150 / U:1.156 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site