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| author | Ingo Molnar <mingo@elte.hu> | 2010-03-04 11:51:29 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-03-04 11:51:29 +0100 |
| commit | e02c4fd3142dfb9412531bbfabd510a2a7c6ea46 (patch) | |
| tree | 61b64506b2c016e050f940a89d1ffd36b7c00fdf /arch/s390/kernel/setup.c | |
| parent | ae1f30384baef4056438d81b305a6a5199b0d16c (diff) | |
| parent | ac91d85456372a90af5b85eb6620fd2efb1e431b (diff) | |
| download | linux-next-e02c4fd3142dfb9412531bbfabd510a2a7c6ea46.tar.gz linux-next-e02c4fd3142dfb9412531bbfabd510a2a7c6ea46.zip | |
Merge branch 'tip/tracing/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into tracing/urgent
Diffstat (limited to 'arch/s390/kernel/setup.c')
| -rw-r--r-- | arch/s390/kernel/setup.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 8d8957b38ab3..77a63ae419f0 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -396,15 +396,12 @@ static void __init setup_lowcore(void) { struct _lowcore *lc; - int lc_pages; /* * Setup lowcore for boot cpu */ - lc_pages = sizeof(void *) == 8 ? 2 : 1; - lc = (struct _lowcore *) - __alloc_bootmem(lc_pages * PAGE_SIZE, lc_pages * PAGE_SIZE, 0); - memset(lc, 0, lc_pages * PAGE_SIZE); + BUILD_BUG_ON(sizeof(struct _lowcore) != LC_PAGES * 4096); + lc = __alloc_bootmem(LC_PAGES * PAGE_SIZE, LC_PAGES * PAGE_SIZE, 0); lc->restart_psw.mask = PSW_BASE_BITS | PSW_DEFAULT_KEY; lc->restart_psw.addr = PSW_ADDR_AMODE | (unsigned long) restart_int_handler; @@ -804,7 +801,7 @@ setup_arch(char **cmdline_p) if (MACHINE_IS_VM) pr_info("Linux is running as a z/VM " "guest operating system in 31-bit mode\n"); - else + else if (MACHINE_IS_LPAR) pr_info("Linux is running natively in 31-bit mode\n"); if (MACHINE_HAS_IEEE) pr_info("The hardware system has IEEE compatible " @@ -818,7 +815,7 @@ setup_arch(char **cmdline_p) "guest operating system in 64-bit mode\n"); else if (MACHINE_IS_KVM) pr_info("Linux is running under KVM in 64-bit mode\n"); - else + else if (MACHINE_IS_LPAR) pr_info("Linux is running natively in 64-bit mode\n"); #endif /* CONFIG_64BIT */ |