Messages in this thread | | | Date | Thu, 18 Feb 2010 00:19:46 +0800 | From | Cong Wang <> | Subject | Re: [net-next PATCH v4 0/3] net: reserve ports for applications using fixed port |
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Eric W. Biederman wrote: > Cong Wang <amwang@redhat.com> writes: > >> Octavian Purdila wrote: >>> On Tuesday 16 February 2010 22:08:13 you wrote: >>>>> Something like bellow? >>>>> >>>>> # set bits 8080 and 1666 >>>>> $echo 8080 1666-1666 > /proc >>>>> >>>>> #reset bit 1666 >>>>> $echo 8080 > /proc >>>>> >>>>> #reset whole bitmap >>>>> $echo > /proc >>>> Yes. So something like that. >>>> >>>> I think I would use commas instead of spaces as that is more traditional. >> >> Why this is better than the current version? >> >> For the single port case, currently we use: >> >> echo +8080 > /xxxx #set >> echo -8080 > /xxxx #clear >> >> Now we will use: >> >> echo 8080 > /xxxx #set >> echo 8080 > /xxxx #clear > > No. > >> I don't think the latter is better... >> >> For the multi-port case, yes, we should accept 'echo 8080,10000 >/xxxx'. > > What I was envisioning was: > > echo 8080 > /xxx # set the bitmap to 8080 > echo 8080,10000 > /xxx # add 10000 to the bitmap > echo 8080 > /xxxx # remove 10000 from the bitmap. > > That is when you set it you enter the entire set every time, treating > the entire set as a single value. >
Oh, I see, this is ok.
But if we could support multi-port, that will be better, something like:
echo '8080,10000-11000' > /xxx #add port 8080 and port range 10000-11000
so that I don't have to construct a long string for all ports within 10000 and 11000.
Thanks.
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