x86: add CPU field to struct thread_info

The CPU field will be moved back into thread_info even when THREAD_INFO_IN_TASK is enabled, so add it back to x86's definition of struct thread_info. Signed-off-by: Ard Biesheuvel <[email protected]> Acked-by: Borislav Petkov <[email protected]> Acked-by: Mark Rutland <[email protected]>
sm00th · Sep 30, 2021 · 5443f98 · 5443f98
1 parent 001430c
commit 5443f98
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
@@ -57,6 +57,9 @@ struct thread_info {
 	unsigned long		flags;		/* low level flags */
 	unsigned long		syscall_work;	/* SYSCALL_WORK_ flags */
 	u32			status;		/* thread synchronous flags */
+#ifdef CONFIG_SMP
+	u32			cpu;		/* current CPU */
+#endif
 };
 
 #define INIT_THREAD_INFO(tsk)			\