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| author |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2011-12-27 11:27:15 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2011-12-27 11:27:12 +0100 |
| commit | c5328901aa1db134325607d65527742d8be07f7d (patch) | |
| tree | 9643cf253b758d16918cd8591bd9dde022c39673 /arch/s390/kernel/smp.c | |
| parent | [S390] make arch/s390 subdirectories depend on config option (diff) | |
| download | linux-dev-c5328901aa1db134325607d65527742d8be07f7d.tar.xz linux-dev-c5328901aa1db134325607d65527742d8be07f7d.zip | |
[S390] entry[64].S improvements
Another round of cleanup for entry[64].S, in particular the program check
handler looks more reasonable now. The code size for the 31 bit kernel
has been reduced by 616 byte and by 528 byte for the 64 bit version.
Even better the code is a bit faster as well.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/smp.c')
| -rw-r--r-- | arch/s390/kernel/smp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 9cf01e455e50..109e7422bb20 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -654,7 +654,7 @@ int __cpuinit __cpu_up(unsigned int cpu) - sizeof(struct stack_frame)); memset(sf, 0, sizeof(struct stack_frame)); sf->gprs[9] = (unsigned long) sf; - cpu_lowcore->save_area[15] = (unsigned long) sf; + cpu_lowcore->gpregs_save_area[15] = (unsigned long) sf; __ctl_store(cpu_lowcore->cregs_save_area, 0, 15); atomic_inc(&init_mm.context.attach_count); asm volatile( |