Lines Matching refs:to
25 * The first few entries are identical to the user_regs_struct.
91 * R9 - pointer to current task structure
92 * R13 - pointer to literal pool
143 mvc SP_PSW(16,%r15),0(%r12) # move user PSW to stack
147 stmg %r0,%r11,SP_R0(%r15) # store gprs %r0-%r11 to kernel stack
149 mvc SP_R12(32,%r15),\savearea # move %r12-%r15 to stack
155 mvc \psworg(16),SP_PSW(%r15) # move user PSW to lowcore
161 lpswe \psworg # back to caller
188 stg %r15,__THREAD_ksp(%r2) # store kernel stack to prev->tss.ksp
192 lctl %c4,%c4,__TASK_pid(%r3) # load pid to control reg. 4
224 lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct
249 tm SP_PSW+1(%r15),0x01 # returning to user ?
252 jnz sysc_work # there is work to do (signals etc.)
257 # recheck if there is more work to do
261 jz sysc_leave # there is no work to do
322 sth %r0,SP_TRAP(%r15) # set trap indication to pgm check
325 jg do_single_step # branch to do_sigtrap
362 lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct
372 # kernel_execve function needs to deal with pt_regs that is not
422 lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct
432 br %r1 # branch to interrupt-handler
440 # ok its one of the special cases, now we need to find out which one
461 lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct
490 lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct
505 sth %r0,SP_TRAP(%r15) # set trap indication to pgm check
508 jg do_single_step # branch to do_single_step
528 lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct
535 tm SP_PSW+1(%r15),0x01 # returning to user ?
542 jnz io_work # there is work to do (signals etc.)
551 # switch to kernel stack
570 # switch to kernel stack, then check TIF bits
607 jz io_leave # there is no work to do
638 lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct
706 lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct
709 tm SP_PSW+1(%r15),0x01 # returning to user ?
711 lg %r1,__LC_KERNEL_STACK # switch to kernel stack
728 tm __LC_RETURN_MCCK_PSW+1,0x01 # returning to user ?
733 lpswe __LC_RETURN_MCCK_PSW # back to caller
773 * No need to properly save the registers, we are going to panic anyway.
777 lg %r15,__LC_PANIC_STACK # change to panic stack
779 mvc SP_PSW(16,%r15),0(%r12) # move user PSW to stack
780 stmg %r0,%r11,SP_R0(%r15) # store gprs %r0-%r11 to kernel stack
787 0: mvc SP_R12(32,%r15),0(%r1) # move %r12-%r15 to stack