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-rw-r--r--arch/x86/kernel/process_64.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 93c501dc2496..eb62cbcaa490 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)
406 * This won't pick up thread selector changes, but I guess that is ok. 406 * This won't pick up thread selector changes, but I guess that is ok.
407 */ 407 */
408 savesegment(es, prev->es); 408 savesegment(es, prev->es);
409 if (next->es | prev->es) 409 if (unlikely(next->es | prev->es))
410 loadsegment(es, next->es); 410 loadsegment(es, next->es);
411
411 savesegment(ds, prev->ds); 412 savesegment(ds, prev->ds);
412 if (next->ds | prev->ds) 413 if (unlikely(next->ds | prev->ds))
413 loadsegment(ds, next->ds); 414 loadsegment(ds, next->ds);
414 415
415 416