diff options
| -rw-r--r-- | arch/x86/kernel/process_64.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 93c501dc249..eb62cbcaa49 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -406,10 +406,11 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p) * This won't pick up thread selector changes, but I guess that is ok. */ savesegment(es, prev->es); - if (next->es | prev->es) + if (unlikely(next->es | prev->es)) loadsegment(es, next->es); + savesegment(ds, prev->ds); - if (next->ds | prev->ds) + if (unlikely(next->ds | prev->ds)) loadsegment(ds, next->ds); |