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| author | Julia Lawall <Julia.Lawall@inria.fr> | 2019-12-29 16:42:58 +0100 |
|---|---|---|
| committer | Stafford Horne <shorne@gmail.com> | 2020-01-31 22:21:21 +0900 |
| commit | fc74d716600545304a066bfd9d54cbd07e531701 (patch) | |
| tree | 9aabd0286d6ed341a8e55be3d4477c15c623390e /arch | |
| parent | a6c5729b0ae1164326c8899a67a40cbe4325e82e (diff) | |
| download | linux-fc74d716600545304a066bfd9d54cbd07e531701.tar.gz linux-fc74d716600545304a066bfd9d54cbd07e531701.tar.bz2 linux-fc74d716600545304a066bfd9d54cbd07e531701.zip | |
openrisc: use mmgrab
Mmgrab was introduced in commit f1f1007644ff ("mm: add new mmgrab()
helper") and most of the kernel was updated to use it. Update a
remaining file.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
<smpl>
@@ expression e; @@
- atomic_inc(&e->mm_count);
+ mmgrab(e);
</smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Signed-off-by: Stafford Horne <shorne@gmail.com>
[shorne: Added missing sched/mm.h include]
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/openrisc/kernel/smp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/openrisc/kernel/smp.c b/arch/openrisc/kernel/smp.c index 7d518ee8bddc..bd1e660bbc89 100644 --- a/arch/openrisc/kernel/smp.c +++ b/arch/openrisc/kernel/smp.c @@ -14,6 +14,7 @@ #include <linux/smp.h> #include <linux/cpu.h> #include <linux/sched.h> +#include <linux/sched/mm.h> #include <linux/irq.h> #include <asm/cpuinfo.h> #include <asm/mmu_context.h> @@ -113,7 +114,7 @@ asmlinkage __init void secondary_start_kernel(void) * All kernel threads share the same mm context; grab a * reference and switch to it. */ - atomic_inc(&mm->mm_count); + mmgrab(mm); current->active_mm = mm; cpumask_set_cpu(cpu, mm_cpumask(mm)); |