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| author | Al Viro <viro@zeniv.linux.org.uk> | 2016-05-11 07:00:29 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-05-11 07:00:29 +0300 |
| commit | e4d35be584be88a3db3fa5635a97c62a2ec5aafe (patch) | |
| tree | fc22a7fb65697306edd71411959ccee6df60c64d /arch/s390/mm/init.c | |
| parent | 99d825822eade8d827a1817357cbf3f889a552d6 (diff) | |
| parent | 38b78a5f18584db6fa7441e0f4531b283b0e6725 (diff) | |
| download | linux-e4d35be584be88a3db3fa5635a97c62a2ec5aafe.tar.xz | |
Merge branch 'ovl-fixes' into for-linus
Diffstat (limited to 'arch/s390/mm/init.c')
| -rw-r--r-- | arch/s390/mm/init.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 73e290337092..2489b2e917c8 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -89,7 +89,8 @@ void __init paging_init(void) asce_bits = _ASCE_TYPE_REGION3 | _ASCE_TABLE_LENGTH; pgd_type = _REGION3_ENTRY_EMPTY; } - S390_lowcore.kernel_asce = (__pa(init_mm.pgd) & PAGE_MASK) | asce_bits; + init_mm.context.asce = (__pa(init_mm.pgd) & PAGE_MASK) | asce_bits; + S390_lowcore.kernel_asce = init_mm.context.asce; clear_table((unsigned long *) init_mm.pgd, pgd_type, sizeof(unsigned long)*2048); vmem_map_init(); @@ -108,6 +109,13 @@ void __init paging_init(void) free_area_init_nodes(max_zone_pfns); } +void mark_rodata_ro(void) +{ + /* Text and rodata are already protected. Nothing to do here. */ + pr_info("Write protecting the kernel read-only data: %luk\n", + ((unsigned long)&_eshared - (unsigned long)&_stext) >> 10); +} + void __init mem_init(void) { if (MACHINE_HAS_TLB_LC) @@ -126,9 +134,6 @@ void __init mem_init(void) setup_zero_pages(); /* Setup zeroed pages. */ mem_init_print_info(NULL); - printk("Write protected kernel read-only data: %#lx - %#lx\n", - (unsigned long)&_stext, - PFN_ALIGN((unsigned long)&_eshared) - 1); } void free_initmem(void) |