Re: [PATCH net-next 4/4] tcp: remove limit on initial receive window

2021-01-12 Thread Heath Caldwell
On 2021-01-12 21:26 (+0100), Eric Dumazet wrote: > On Tue, Jan 12, 2021 at 8:25 PM Heath Caldwell wrote: > > > > On 2021-01-12 18:05 (+0100), Eric Dumazet wrote: > > > On Tue, Jan 12, 2021 at 5:02 PM Heath Caldwell > > > wrote: > > > > > > > > On 2021-01-12 09:30 (+0100), Eric Dumazet wrote:

Re: [PATCH net-next 4/4] tcp: remove limit on initial receive window

2021-01-12 Thread Heath Caldwell
On 2021-01-12 18:05 (+0100), Eric Dumazet wrote: > On Tue, Jan 12, 2021 at 5:02 PM Heath Caldwell wrote: > > > > On 2021-01-12 09:30 (+0100), Eric Dumazet wrote: > > > I think the whole patch series is an attempt to badly break TCP stack. > > > > Can you explain the concern that you have about h

Re: [PATCH net-next 4/4] tcp: remove limit on initial receive window

2021-01-12 Thread Heath Caldwell
On 2021-01-12 09:30 (+0100), Eric Dumazet wrote: > I think the whole patch series is an attempt to badly break TCP stack. Can you explain the concern that you have about how these changes might break the TCP stack? Patches 1 and 3 fix clear bugs. Patches 2 and 4 might be arguable, though. Is y

[PATCH net-next 4/4] tcp: remove limit on initial receive window

2021-01-11 Thread Heath Caldwell
Remove the 64KB limit imposed on the initial receive window. The limit was added by commit a337531b942b ("tcp: up initial rmem to 128KB and SYN rwin to around 64KB"). This change removes that limit so that the initial receive window can be arbitrarily large (within existing limits and depending o