KolibriOS/kolibrios
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fix bug in free group of port(46 sysf) in deleting thread

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git-svn-id: svn://kolibrios.org@9743 a494cfbc-eb01-0410-851d-a64ba20cac60
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Doczom
2022-03-19 16:20:29 +00:00
parent 8708293b8f
commit 0e38558cb0
2 changed files with 29 additions and 31 deletions
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28
kernel/trunk/kernel.asm
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@@ -3489,16 +3489,10 @@ align 4
set_io_access_rights:
push edi eax
mov edi, tss._io_map_0
; mov ecx,eax
; and ecx,7 ; offset in byte
; shr eax,3 ; number of byte
; add edi,eax
; mov ebx,1
; shl ebx,cl
test ebp, ebp ; enable access - ebp = 0
jnz .siar1
; not ebx
; and [edi],byte bl
btr [edi], eax
pop eax edi
ret
@@ -3508,7 +3502,13 @@ set_io_access_rights:
ret
align 4
syscall_reserveportarea: ; ReservePortArea and FreePortArea
; @brief ReservePortArea and FreePortArea
; @param edx number end arrea of ports (include last number of port)
; @param ecx number start arrea of ports
; @param ebx sub function 0 - reserve, 1 - free
; @param eax 46 - number function
; @returns eax = 0 - succesful eax = 1 - error
syscall_reserveportarea: ; ReservePortArea and FreePortArea
call r_f_port_area
mov [esp+32], eax
@@ -3532,7 +3532,7 @@ r_f_port_area:
cmp ecx, edx ; beginning > end ?
ja rpal1
cmp edx, 65536
cmp edx, 65536 ;test ebx, not 0xffff
jae rpal1
mov eax, [RESERVED_PORTS]
test eax, eax ; no reserved areas ?
@@ -3541,7 +3541,7 @@ r_f_port_area:
jae rpal1
rpal3:
mov ebx, eax
shl ebx, 4
shl ebx, 4 ;16 byte is sizeof item in RESERVED_PORTS table
add ebx, RESERVED_PORTS
cmp ecx, [ebx+8]
ja rpal4
@@ -3578,9 +3578,9 @@ no_unmask_io:
add eax, RESERVED_PORTS
mov ebx, [current_slot]
mov ebx, [ebx + APPDATA.tid]
mov [eax], ebx
mov [eax+4], ecx
mov [eax+8], edx
mov [eax], ebx ; tid
mov [eax+4], ecx ;start port
mov [eax+8], edx ;finish port
xor eax, eax
ret