diff options
Diffstat (limited to 'arch/x86/mm/init_32.c')
| -rw-r--r-- | arch/x86/mm/init_32.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index f7b941c3b2c..0d3369b900e 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -752,15 +752,11 @@ void mark_rodata_ro(void) printk("Write protecting the kernel text: %luk\n", size >> 10); #ifdef CONFIG_CPA_DEBUG - global_flush_tlb(); - printk("Testing CPA: Reverting %lx-%lx\n", start, start+size); set_pages_rw(virt_to_page(start), size>>PAGE_SHIFT); - global_flush_tlb(); printk("Testing CPA: write protecting again\n"); set_pages_ro(virt_to_page(start), size>>PAGE_SHIFT); - global_flush_tlb(); #endif } #endif @@ -770,22 +766,12 @@ void mark_rodata_ro(void) printk("Write protecting the kernel read-only data: %luk\n", size >> 10); - /* - * set_pages_*() requires a global_flush_tlb() call after it. - * We do this after the printk so that if something went wrong in the - * change, the printk gets out at least to give a better debug hint - * of who is the culprit. - */ - global_flush_tlb(); - #ifdef CONFIG_CPA_DEBUG printk("Testing CPA: undo %lx-%lx\n", start, start + size); set_pages_rw(virt_to_page(start), size >> PAGE_SHIFT); - global_flush_tlb(); printk("Testing CPA: write protecting again\n"); set_pages_ro(virt_to_page(start), size >> PAGE_SHIFT); - global_flush_tlb(); #endif } #endif |