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Moved TCP slow timer handler to separate thread, to avoid possible deadlocks.

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git-svn-id: svn://kolibrios.org@5013 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2014-07-30 09:44:18 +00:00
parent 90df12563a
commit ce330875f5
3 changed files with 29 additions and 11 deletions
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7
kernel/trunk/network/stack.inc
View File

@ -313,10 +313,15 @@ stack_handler:
test [net_10ms], 0x3f ; 640ms
jnz .exit
TCP_timer_640ms
ARP_decrease_entry_ttls
IPv4_decrease_fragment_ttls
xor edx, edx
mov eax, [TCP_timer1_event]
mov ebx, [eax + EVENT.id]
xor esi, esi
call raise_event
.exit:
ret

11
kernel/trunk/network/tcp.inc
View File

@ -141,6 +141,7 @@ align 4
TCP_sequence_num dd ?
TCP_queue rd (TCP_QUEUE_SIZE*sizeof.TCP_queue_entry + sizeof.queue)/4
TCP_input_event dd ?
TCP_timer1_event dd ?
endg
uglobal
@ -224,7 +225,15 @@ macro TCP_init {
call new_sys_threads
test eax, eax
jns @f
DEBUGF DEBUG_NETWORK_ERROR,'K : cannot create kernel thread for TCP, error %d\n', eax
DEBUGF DEBUG_NETWORK_ERROR,'K : cannot create kernel thread for TCP input, error %d\n', eax
@@:
movi ebx, 1
mov ecx, TCP_timer_640ms
call new_sys_threads
test eax, eax
jns @f
DEBUGF DEBUG_NETWORK_ERROR,'K : cannot create kernel thread for TCP timer, error %d\n', eax
@@:
}

22
kernel/trunk/network/tcp_timer.inc
View File

@ -61,13 +61,18 @@ local .exit
}
;----------------------
; 640 ms timer
;----------------------
macro TCP_timer_640ms { ; TODO: implement timed wait timer!
align 4
proc TCP_timer_640ms ; TODO: implement timed wait timer!
local .loop
local .exit
xor esi, esi
mov ecx, MANUAL_DESTROY
call create_event
mov [TCP_timer1_event], eax
.wait:
mov eax, [TCP_timer1_event]
mov ebx, [eax + EVENT.id]
call wait_event
; Update TCP sequence number
@ -81,7 +86,7 @@ local .exit
mov eax, [eax + SOCKET.NextPtr]
.check_only:
or eax, eax
jz .exit
jz .wait
cmp [eax + SOCKET.Domain], AF_INET4
jne .loop
@ -157,9 +162,8 @@ local .exit
mov [eax + TCP_SOCKET.t_force], 0
jmp .loop
.exit:
}
endp