sched/headers: Prepare to remove the <linux/magic.h> include from <linux/sched/task_stack.h>

Update files that depend on the magic.h inclusion.
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>

drivers/dax/dax.c

@@ -13,6 +13,7 @@
 #include <linux/pagemap.h>
 #include <linux/module.h>
 #include <linux/device.h>
+#include <linux/magic.h>
 #include <linux/mount.h>
 #include <linux/pfn_t.h>
 #include <linux/hash.h>

drivers/virtio/virtio_balloon.c

@@ -31,6 +31,7 @@
 #include <linux/wait.h>
 #include <linux/mm.h>
 #include <linux/mount.h>
+#include <linux/magic.h>
 
 /*
  * Balloon device works in 4K page units.  So each page is pointed to by

include/linux/sched/task_stack.h

@@ -2,5 +2,6 @@
 #define _LINUX_SCHED_TASK_STACK_H
 
 #include <linux/sched.h>
+#include <linux/magic.h>
 
 #endif /* _LINUX_SCHED_TASK_STACK_H */

mm/zsmalloc.c

@@ -33,6 +33,7 @@
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>
+#include <linux/magic.h>
 #include <linux/bitops.h>
 #include <linux/errno.h>
 #include <linux/highmem.h>

security/integrity/evm/evm_main.c

@@ -22,6 +22,8 @@
 #include <linux/xattr.h>
 #include <linux/integrity.h>
 #include <linux/evm.h>
+#include <linux/magic.h>
+
 #include <crypto/hash.h>
 #include <crypto/algapi.h>
 #include "evm.h"