diff mbox series

[v3,1/6] powerpc/mm/radix: Do slb preload only with hash translation mode

Message ID 20190417130351.3805-2-aneesh.kumar@linux.ibm.com (mailing list archive)
State Superseded
Headers show
Series Reduce memory usage for mm_context_t | expand

Checks

Context Check Description
snowpatch_ozlabs/apply_patch success Successfully applied on branch next (8c2ffd9174779014c3fe1f96d9dc3641d9175f00)
snowpatch_ozlabs/checkpatch success total: 0 errors, 0 warnings, 0 checks, 9 lines checked

Commit Message

Aneesh Kumar K V April 17, 2019, 1:03 p.m. UTC 
Add radix_enabled check to avoid slb preload with radix translation.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
---
 arch/powerpc/kernel/process.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index dd9e0d5386ee..f7b2e3b3db28 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1729,7 +1729,8 @@  void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp)
 	unsigned long load_addr = regs->gpr[2];	/* saved by ELF_PLAT_INIT */
 
 #ifdef CONFIG_PPC_BOOK3S_64
-	preload_new_slb_context(start, sp);
+	if (!radix_enabled())
+		preload_new_slb_context(start, sp);
 #endif
 #endif