Re: [dpdk-stable] [PATCH] eal: fix parsing zero socket memory and limits

[Thomas Monjalon <thomas@monjalon.net>]

23/01/2019 11:15, Burakov, Anatoly:
> On 22-Jan-19 4:27 PM, Ilya Maximets wrote:
> > Modern memory mode allowes to not reserve any memory by the
> > '--socket-mem' option. i.e. it could be possible to specify
> > zero preallocated memory like '--socket-mem 0'.
> > Also, it should be possible to configure unlimited memory
> > allocations by '--socket-limit 0'.
> > 
> > Both cases are impossible now and blocks starting the DPDK
> > application:
> > 
> >      ./dpdk-app --socket-limit 0 <...>
> >      EAL: invalid parameters for --socket-limit
> >      EAL: Invalid 'command line' arguments.
> >      Unable to initialize DPDK: Invalid argument
> > 
> > Fixes: 6b42f75632f0 ("eal: enable non-legacy memory mode")
> > Cc: stable@dpdk.org
> > 
> > Signed-off-by: Ilya Maximets <i.maximets@samsung.com>
> > ---
> 
> That's kind of an odd parameter to pass, as it is assumed that if you 
> don't need any limitations or preallocated memory, you don't specify 
> these flags in the first place, but OK :)
> 
> Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>

Applied, thanks