mm: add new mmgrab() helper

[mirror_ubuntu-jammy-kernel.git] / arch / ia64 / kernel / setup.c

diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 7ec7acc844c2e7aa36a1b3ed6acf5c51f5d18f99..d68322966f33acba41b13b06395356bfd1f8b6d2 100644 (file)
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -619,6 +619,8 @@ setup_arch (char **cmdline_p)
        check_sal_cache_flush();
 #endif
        paging_init();
+
+       clear_sched_clock_stable();
 }
 
 /*
@@ -992,7 +994,7 @@ cpu_init (void)
         */
        ia64_setreg(_IA64_REG_CR_DCR,  (  IA64_DCR_DP | IA64_DCR_DK | IA64_DCR_DX | IA64_DCR_DR
                                        | IA64_DCR_DA | IA64_DCR_DD | IA64_DCR_LC));
-       atomic_inc(&init_mm.mm_count);
+       mmgrab(&init_mm);
        current->active_mm = &init_mm;
        BUG_ON(current->mm);