Hi folks,
Any comment for this one? The tracing part review has been done.
Thanks, Yang
On 12/9/2015 1:22 PM, Yang Shi wrote:
Cc: Martin Schwidefsky schwidefsky@de.ibm.com Cc: Heiko Carstens heiko.carstens@de.ibm.com Cc: linux-s390@vger.kernel.org Signed-off-by: Yang Shi yang.shi@linaro.org
arch/s390/mm/gup.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c index 12bbf0e..a1d5db7 100644 --- a/arch/s390/mm/gup.c +++ b/arch/s390/mm/gup.c @@ -12,6 +12,8 @@ #include <linux/rwsem.h> #include <asm/pgtable.h>
+#include <trace/events/gup.h>
- /*
- The performance critical leaf functions are made noinline otherwise gcc
- inlines everything into a single function which results in too much
@@ -188,6 +190,9 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, end = start + len; if ((end <= start) || (end > TASK_SIZE)) return 0;
- trace_gup_get_user_pages_fast(start, nr_pages);
- /*
- local_irq_save() doesn't prevent pagetable teardown, but does
- prevent the pagetables from being freed on s390.