diff mbox

[v2,03/20] powerpc: Add check_if_tm_restore_required() to giveup_all()

Message ID 20160811232819.11453-4-cyrilbur@gmail.com (mailing list archive)
State Superseded
Headers show

Commit Message

Cyril Bur Aug. 11, 2016, 11:28 p.m. UTC 
giveup_all() causes FPU/VMX/VSX facilitities to be disabled in a
threads MSR. If this thread was transactional this should be recorded
as reclaiming/recheckpointing code will need to know.

Fixes: c208505 ("powerpc: create giveup_all()")
Signed-off-by: Cyril Bur <cyrilbur@gmail.com>
---
 arch/powerpc/kernel/process.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox

Patch

diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index a5cdef9..79f0615 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -439,6 +439,7 @@  void giveup_all(struct task_struct *tsk)
 		return;
 
 	msr_check_and_set(msr_all_available);
+	check_if_tm_restore_required(tsk);
 
 #ifdef CONFIG_PPC_FPU
 	if (usermsr & MSR_FP)