Author: andre
Date: Tue Oct 23 14:19:44 2012
New Revision: 241931
URL: http://svn.freebsd.org/changeset/base/241931
Log:
Replace the ill-named ZERO_COPY_SOCKET kernel option with two
more appropriate named kernel options for the very distinct
send and receive path.
options
On Tue, Oct 23, 2012 at 02:19:45PM +, Andre Oppermann wrote:
A Author: andre
A Date: Tue Oct 23 14:19:44 2012
A New Revision: 241931
A URL: http://svn.freebsd.org/changeset/base/241931
A
A Log:
A Replace the ill-named ZERO_COPY_SOCKET kernel option with two
A more appropriate named kernel
On 23.10.2012 16:42, Gleb Smirnoff wrote:
On Tue, Oct 23, 2012 at 02:19:45PM +, Andre Oppermann wrote:
A Author: andre
A Date: Tue Oct 23 14:19:44 2012
A New Revision: 241931
A URL: http://svn.freebsd.org/changeset/base/241931
A
A Log:
A Replace the ill-named ZERO_COPY_SOCKET kernel option
On 23 Oct 2012, at 16:05, Andre Oppermann wrote:
For zero copy send we're trying to come up with a sendfile-like
approach where the page is simply wired into kernel space. The
application then is not allowed to touch it until the socket
buffer has released it again. The main issue here is
On 10/23/2012 10:05 AM, Andre Oppermann wrote:
There shouldn't be any users. Zero copy send is broken and
responsible for random kernel crashes. Zero copy receive isn't
supported by any modern driver. Both are useless to dangerous.
I enabled this a few weeks ago, not knowing it was
On 23.10.2012 17:11, David Chisnall wrote:
On 23 Oct 2012, at 16:05, Andre Oppermann wrote:
For zero copy send we're trying to come up with a sendfile-like
approach where the page is simply wired into kernel space. The
application then is not allowed to touch it until the socket
buffer has
On Tue, Oct 23, 2012 at 05:05:48PM +0200, Andre Oppermann wrote:
A There shouldn't be any users. Zero copy send is broken and
A responsible for random kernel crashes. Zero copy receive isn't
A supported by any modern driver. Both are useless to dangerous.
A
A The main problem with
On 10/23/2012 11:05, Gleb Smirnoff wrote:
On Tue, Oct 23, 2012 at 05:05:48PM +0200, Andre Oppermann wrote:
A There shouldn't be any users. Zero copy send is broken and
A responsible for random kernel crashes. Zero copy receive isn't
A supported by any modern driver. Both are useless to
On 23.10.2012 17:21, Bryan Drewery wrote:
On 10/23/2012 10:05 AM, Andre Oppermann wrote:
There shouldn't be any users. Zero copy send is broken and
responsible for random kernel crashes. Zero copy receive isn't
supported by any modern driver. Both are useless to dangerous.
I enabled this a
On 23.10.2012 18:05, Gleb Smirnoff wrote:
On Tue, Oct 23, 2012 at 05:05:48PM +0200, Andre Oppermann wrote:
A There shouldn't be any users. Zero copy send is broken and
A responsible for random kernel crashes. Zero copy receive isn't
A supported by any modern driver. Both are useless to
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