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author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2009-03-26 15:24:43 +0100 |
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committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2009-03-26 15:24:27 +0100 |
commit | da292bbe1f620221b08c4b589424f370168d642b (patch) | |
tree | fa57cd1410b357028559f219305676d5bf2762e8 /arch/s390/kernel | |
parent | 7b4684880dfc6c45bc56039ca5eada771d7643ab (diff) | |
download | lwn-da292bbe1f620221b08c4b589424f370168d642b.tar.gz lwn-da292bbe1f620221b08c4b589424f370168d642b.zip |
[S390] eliminate ipl_device from lowcore
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
-rw-r--r-- | arch/s390/kernel/head31.S | 1 | ||||
-rw-r--r-- | arch/s390/kernel/head64.S | 1 | ||||
-rw-r--r-- | arch/s390/kernel/setup.c | 1 | ||||
-rw-r--r-- | arch/s390/kernel/smp.c | 1 |
4 files changed, 0 insertions, 4 deletions
diff --git a/arch/s390/kernel/head31.S b/arch/s390/kernel/head31.S index db476d114caa..2ced846065b7 100644 --- a/arch/s390/kernel/head31.S +++ b/arch/s390/kernel/head31.S @@ -20,7 +20,6 @@ startup_continue: lctl %c0,%c15,.Lctl-.LPG1(%r13) # load control registers l %r12,.Lparmaddr-.LPG1(%r13) # pointer to parameter area # move IPL device to lowcore - mvc __LC_IPLDEV(4),IPL_DEVICE-PARMAREA(%r12) # # Setup stack # diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S index f9f70aa15244..65667b2e65ce 100644 --- a/arch/s390/kernel/head64.S +++ b/arch/s390/kernel/head64.S @@ -86,7 +86,6 @@ startup_continue: lctlg %c0,%c15,.Lctl-.LPG1(%r13) # load control registers lg %r12,.Lparmaddr-.LPG1(%r13) # pointer to parameter area # move IPL device to lowcore - mvc __LC_IPLDEV(4),IPL_DEVICE+4-PARMAREA(%r12) lghi %r0,__LC_PASTE stg %r0,__LC_VDSO_PER_CPU # diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 9c8853f21bb2..91551ef1d67e 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -419,7 +419,6 @@ setup_lowcore(void) PSW_ADDR_AMODE | (unsigned long) mcck_int_handler; lc->io_new_psw.mask = psw_kernel_bits; lc->io_new_psw.addr = PSW_ADDR_AMODE | (unsigned long) io_int_handler; - lc->ipl_device = S390_lowcore.ipl_device; lc->clock_comparator = -1ULL; lc->kernel_stack = ((unsigned long) &init_thread_union) + THREAD_SIZE; lc->async_stack = (unsigned long) diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index b167f74d94cd..775885772ff1 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -566,7 +566,6 @@ int __cpuinit __cpu_up(unsigned int cpu) cpu_lowcore->current_task = (unsigned long) idle; cpu_lowcore->cpu_nr = cpu; cpu_lowcore->kernel_asce = S390_lowcore.kernel_asce; - cpu_lowcore->ipl_device = S390_lowcore.ipl_device; eieio(); while (signal_processor(cpu, sigp_restart) == sigp_busy) |