Looks like we missed few places when we moved from \ to :. Your fix
looks fine.
Can you send a patch.
Thanks Ronan.
chandra
On Fri, 2005-09-09 at 11:34 -0300, Ronan Resende wrote:
> For those with the same problem, I fix it in my machine. I would like
> the opinion of the maintainers of this project and if it is correct,
> add the changes as a patch.
>
> For the first problem, when the rules doesn't work for sockets, the
> error is in /usr/src/linux/kernel/ckrm/rbce/rbce_core.c
> (ckrm_e18_2612_single.patch line 8383):
> change: if (*ptr != '\\') {
> by: if (*ptr != ':') {
>
> Only change '\\' by ':'. Its is because the old interface used 0.0.0.0
> \port for socket and they change for 0.0.0.0:port. But this piece
> remained.
>
> The second problem: Unable to handle kernel paging request at virtual
> address.
> The error is in /usr/src/linux/kernel/ckrm/ckrm_listenaq.c
> (patch2.3.Accept_queue_controller of 2005-06-02):
> change: while( *p != "/" && p != c->name)
> by: while( *p != '/' && p != c->name)
>
> The only change is " by '.
>
> It is working for me now.
>
> Ronan
>
>
> On 9/1/05, Ronan Resende <[EMAIL PROTECTED]> wrote:
> I applied the patches (in the attached file) e18, 3 patches
> for Accept queue (from Mar/Jun 2005) and the patch for e18
> that Chandra send in
> http://sourceforge.net/mailarchive/message.php?
> msg_id=12721653.
>
> After that, I mounted rcfs and then:
>
> (with rbce in kernel or as a module, after loading the module)
>
> echo ipv4=0.0.0.0:81,class=/rcfs/socketclass/s1
> > /rcfs/ce/rules/r1
> echo ipv4=0.0.0.0:82,class=/rcfs/socketclass/s1
> > /rcfs/ce/rules/r2
> echo ipv4=0.0.0.0:83,class=/rcfs/socketclass/s1
> > /rcfs/ce/rules/r3
>
> # cat /rcfs/ce/rules/r1
> ipv4=0.0.0.0:81,order=0,state=1,class=/rcfs/socketclass/s1
>
> The rules are sucessfully created. I start an apache web
> server in port 81, but the socket 0.0.0.0:81 go to
> socketclass/members and not s1/members:
>
> # cat /rcfs/socketclass/members
> 0.0.0.0:81
>
> # cat /rcfs/socketclass/s1/members
> No data to display
>
> A reclassify doesnt work neither.
>
> # echo ipv4=0.0.0.0:81 > /rcfs/socketclass/reclassify
> socketclass: reclassify all not implemented yet
>
> When I try:
>
> # echo ipv4=0.0.0.0:81 > /rcfs/socketclass/s1/members
>
> I get:
>
> Sep 1 23:46:32 darkstar kernel: Unable to handle kernel
> paging request at virtual address 483b7dd4
> Sep 1 23:46:32 darkstar kernel: printing eip:
> Sep 1 23:46:32 darkstar kernel: c01316f4
> Sep 1 23:46:32 darkstar kernel: *pde = 00000000
> Sep 1 23:46:32 darkstar kernel: Oops: 0002 [#3]
> Sep 1 23:46:32 darkstar kernel: Modules linked in: rbce
> Sep 1 23:46:32 darkstar kernel: CPU: 0
> Sep 1 23:46:32 darkstar kernel: EIP: 0060:[<c01316f4>]
> Not tainted VLI
> Sep 1 23:46:32 darkstar kernel: EFLAGS: 00010246 (2.6.12.5)
> Sep 1 23:46:32 darkstar kernel: EIP is at calculate_aq_ratios
> +0x84/0x90
> Sep 1 23:46:32 darkstar kernel: eax: dfdfdfdf ebx: cfd5e09c
> ecx: cfd5e260
> edx: fffffffe
> Sep 1 23:46:32 darkstar kernel: esi: cf3add20 edi: c8bbfe58
> ebp: 00000000
> esp: c8bbfe3c
> Sep 1 23:46:33 darkstar kernel: ds: 007b es: 007b ss:
> 0068
> Sep 1 23:46:33 darkstar kernel: Process bash (pid: 2052,
> threadinfo=c8bbe000 task=c8b28a40)
> Sep 1 23:46:33 darkstar kernel: Stack: c8bbfe58 cf3add20
> c03e5550 00000000 c0131b2c cf3add20 c8bbfe58 00000007
> Sep 1 23:46:33 darkstar kernel: 00000048 c8bbfe9c
> 00000000 c03e5540 c03e5540 c012ff1d caf801e0 cffedb60
> Sep 1 23:46:33 darkstar kernel: cf3add20 c03e5540
> c6d39ac0 caf801e0 cfd5e260 c04a6940 c01304d0 caf801e0
> Sep 1 23:46:33 darkstar kernel: Call Trace:
> Sep 1 23:46:33 darkstar kernel: [<c0131b2c>]
> laq_change_resclass+0x3c/0x90
> Sep 1 23:46:33 darkstar kernel: [<c012ff1d>]
> ckrm_sock_set_class+0xad/0xe0
> Sep 1 23:46:33 darkstar kernel: [<c01304d0>]
> ckrm_sock_forced_reclassify_ns+0x100/0x190
> Sep 1 23:46:33 darkstar kernel: [<c01306c2>]
> ckrm_sock_forced_reclassify+0x102/0x180
> Sep 1 23:46:33 darkstar kernel: [<c010e1cc>] do_page_fault
> +0x18c/0x599
> Sep 1 23:46:33 darkstar kernel: [<c020f6b0>] magic_show
> +0x0/0x140
> Sep 1 23:46:33 darkstar kernel: [<c020fc7a>]
> members_reclassify_write+0xba/0xf0
> Sep 1 23:46:33 darkstar kernel: [<c020fd1f>] members_write
> +0x2f/0x40
> Sep 1 23:46:33 darkstar kernel: [<c014e12f>] vfs_write
> +0x9f/0x120
> Sep 1 23:46:33 darkstar kernel: [<c014e281>] sys_write
> +0x51/0x80
> Sep 1 23:46:33 darkstar kernel: [<c0102ac9>] syscall_call
> +0x7/0xb
> Sep 1 23:46:33 darkstar kernel: Code: 89 d0 31 d2 f7 76 0c 89
> 04 af 8b 4e 1c 8b 53 04 8d 42 fc 89 c3 8b 40 04 8d 44 20 00 8d
> 41 48 39 c2 75 b6 5b 5e 5f 5d c3 8b 40 28 <c7> 04 87 00 00 00
> 00 eb d6 8d 76 00 57 b8 ea ff ff ff 56 53 83
>
>
> But it did what I asked:
>
> # cat /rcfs/socketclass/s1/members
> 0.0.0.0:81
>
> I saw that rbce_core.c in /usr/src/linux/kernel/ckrm/rbce is
> wrong. Should be "socketclass" and not "socket_class", right?
>
> rbce_core.c:883:#define SOCKCLASS_NAME "socket_class"
>
> I change this file, but the result is the same.
>
> Thank you,
>
> Ronan
>
>
>
--
----------------------------------------------------------------------
Chandra Seetharaman | Be careful what you choose....
- [EMAIL PROTECTED] | .......you may get it.
----------------------------------------------------------------------
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