Le 18/09/2019 à 09:32, Anshuman Khandual a écrit :

On 09/13/2019 11:53 AM, Christophe Leroy wrote:

quoted

Fix build failure on powerpc.

Fix preemption imbalance.

Signed-off-by: Christophe Leroy <redacted>
---
  mm/arch_pgtable_test.c | 3 +++
  1 file changed, 3 insertions(+)

diff --git a/mm/arch_pgtable_test.c b/mm/arch_pgtable_test.c
index 8b4a92756ad8..f2b3c9ec35fa 100644
--- a/mm/arch_pgtable_test.c
+++ b/mm/arch_pgtable_test.c

@@ -24,6 +24,7 @@
  #include <linux/swap.h>
  #include <linux/swapops.h>
  #include <linux/sched/mm.h>
+#include <linux/highmem.h>
  #include <asm/pgalloc.h>
  #include <asm/pgtable.h>
  

@@ -400,6 +401,8 @@ static int __init arch_pgtable_tests_init(void)
  	p4d_clear_tests(p4dp);
  	pgd_clear_tests(mm, pgdp);
  
+	pte_unmap(ptep);
+
  	pmd_populate_tests(mm, pmdp, saved_ptep);
  	pud_populate_tests(mm, pudp, saved_pmdp);
  	p4d_populate_tests(mm, p4dp, saved_pudp);

Hello Christophe,

I am planning to fold this fix into the current patch and retain your
Signed-off-by. Are you okay with it ?

No problem, do whatever is convenient for you. You can keep the 
signed-off-by, or use tested-by: as I tested it on PPC32.

Christophe