kexec jump: rename KEXEC_CONTROL_CODE_SIZE to KEXEC_CONTROL_PAGE_SIZE

Rename KEXEC_CONTROL_CODE_SIZE to KEXEC_CONTROL_PAGE_SIZE, because control
page is used for not only code on some platform.  For example in kexec
jump, it is used for data and stack too.

[akpm@linux-foundation.org: unbreak powerpc and arm, finish conversion]
Signed-off-by: Huang Ying <ying.huang@intel.com>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Vivek Goyal <vgoyal@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

8 files changed, 8 insertions, 8 deletions

diff --git a/arch/arm/include/asm/kexec.h b/arch/arm/include/asm/kexec.h
index c8986bb99ed..df15a0dc228 100644
--- a/arch/arm/include/asm/kexec.h
+++ b/arch/arm/include/asm/kexec.h
@@ -10,7 +10,7 @@
 /* Maximum address we can use for the control code buffer */
 #define KEXEC_CONTROL_MEMORY_LIMIT (-1UL)
 
-#define KEXEC_CONTROL_CODE_SIZE	4096
+#define KEXEC_CONTROL_PAGE_SIZE	4096
 
 #define KEXEC_ARCH KEXEC_ARCH_ARM
 
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index db8f54a3451..fae5beb3c3d 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -71,7 +71,7 @@ void machine_kexec(struct kimage *image)
 
 
 	flush_icache_range((unsigned long) reboot_code_buffer,
-			   (unsigned long) reboot_code_buffer + KEXEC_CONTROL_CODE_SIZE);
+			   (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE);
 	printk(KERN_INFO "Bye!\n");
 
 	cpu_proc_fin();
diff --git a/arch/ia64/include/asm/kexec.h b/arch/ia64/include/asm/kexec.h
index 541be835fc5..e1d58f819d7 100644
--- a/arch/ia64/include/asm/kexec.h
+++ b/arch/ia64/include/asm/kexec.h
@@ -9,7 +9,7 @@
 /* Maximum address we can use for the control code buffer */
 #define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE
 
-#define KEXEC_CONTROL_CODE_SIZE (8192 + 8192 + 4096)
+#define KEXEC_CONTROL_PAGE_SIZE (8192 + 8192 + 4096)
 
 /* The native architecture */
 #define KEXEC_ARCH KEXEC_ARCH_IA_64
diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h
index acdcdc66f1b..3736d9b3328 100644
--- a/arch/powerpc/include/asm/kexec.h
+++ b/arch/powerpc/include/asm/kexec.h
@@ -22,7 +22,7 @@
 #define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE
 #endif
 
-#define KEXEC_CONTROL_CODE_SIZE 4096
+#define KEXEC_CONTROL_PAGE_SIZE 4096
 
 /* The native architecture */
 #ifdef __powerpc64__
diff --git a/arch/powerpc/kernel/machine_kexec_32.c b/arch/powerpc/kernel/machine_kexec_32.c
index cbaa3419679..ae63a964b85 100644
--- a/arch/powerpc/kernel/machine_kexec_32.c
+++ b/arch/powerpc/kernel/machine_kexec_32.c
@@ -51,7 +51,7 @@ void default_machine_kexec(struct kimage *image)
 						relocate_new_kernel_size);
 
 	flush_icache_range(reboot_code_buffer,
-				reboot_code_buffer + KEXEC_CONTROL_CODE_SIZE);
+				reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE);
 	printk(KERN_INFO "Bye!\n");
 
 	/* now call it */
diff --git a/arch/s390/include/asm/kexec.h b/arch/s390/include/asm/kexec.h
index f219c6411e0..bb729b84a21 100644
--- a/arch/s390/include/asm/kexec.h
+++ b/arch/s390/include/asm/kexec.h
@@ -31,7 +31,7 @@
 #define KEXEC_CONTROL_MEMORY_LIMIT (1UL<<31)
 
 /* Allocate one page for the pdp and the second for the code */
-#define KEXEC_CONTROL_CODE_SIZE 4096
+#define KEXEC_CONTROL_PAGE_SIZE 4096
 
 /* The native architecture */
 #define KEXEC_ARCH KEXEC_ARCH_S390
diff --git a/arch/sh/include/asm/kexec.h b/arch/sh/include/asm/kexec.h
index 00f4260ef09..765a5e1660f 100644
--- a/arch/sh/include/asm/kexec.h
+++ b/arch/sh/include/asm/kexec.h
@@ -21,7 +21,7 @@
 /* Maximum address we can use for the control code buffer */
 #define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE
 
-#define KEXEC_CONTROL_CODE_SIZE	4096
+#define KEXEC_CONTROL_PAGE_SIZE	4096
 
 /* The native architecture */
 #define KEXEC_ARCH KEXEC_ARCH_SH
diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c
index 9fe478d9840..466450167de 100644
--- a/arch/x86/kernel/machine_kexec_32.c
+++ b/arch/x86/kernel/machine_kexec_32.c
@@ -78,7 +78,7 @@ static void load_segments(void)
 /*
  * A architecture hook called to validate the
  * proposed image and prepare the control pages
- * as needed.  The pages for KEXEC_CONTROL_CODE_SIZE
+ * as needed.  The pages for KEXEC_CONTROL_PAGE_SIZE
  * have been allocated, but the segments have yet
  * been copied into the kernel.
  *