kernel: bump 5.15 to 5.15.28 (#9053)

Signed-off-by: aakkll <94471752+aakkll@users.noreply.github.com>

include/kernel-5.15

@@ -1,2 +1,2 @@
-LINUX_VERSION-5.15 = .27
+LINUX_VERSION-5.15 = .28
-LINUX_KERNEL_HASH-5.15.27 = 33c98fecc07c6889fb256525e17bf112698fde4fed024adb82f74bca59dd7a06
+LINUX_KERNEL_HASH-5.15.28 = d8a2bbf3b971db9fd9a17b7768559f0a830b167d03c986fab636a57394b010e6

target/linux/generic/hack-5.15/220-arm-gc_sections.patch

@@ -105,18 +105,32 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
  
 @@ -112,14 +112,14 @@
  #define ARM_VECTORS							\
- 	__vectors_start = .;						\
+ 	__vectors_lma = .;						\
- 	.vectors 0xffff0000 : AT(__vectors_start) {			\
+ 	OVERLAY 0xffff0000 : NOCROSSREFS AT(__vectors_lma) {		\
--		*(.vectors)						\
+ 		.vectors {						\
-+		KEEP(*(.vectors))					\
+-			*(.vectors)					\
- 	}								\
++		        KEEP(*(.vectors))				\
- 	. = __vectors_start + SIZEOF(.vectors);				\
+ 		}							\
- 	__vectors_end = .;						\
+ 		.vectors.bhb.loop8 {					\
+-			*(.vectors.bhb.loop8)				\
++		        KEEP(*(.vectors.bhb.loop8))			\
+ 		}							\
+ 		.vectors.bhb.bpiall {					\
+-			*(.vectors.bhb.bpiall)				\
++		        KEEP(*(.vectors.bhb.bpiall))			\
+ 		}							\
+ 	ARM_LMA(__vectors, .vectors);					\
+ 	ARM_LMA(__vectors_bhb_loop8, .vectors.bhb.loop8);		\
+ 	ARM_LMA(__vectors_bhb_bpiall, .vectors.bhb.bpiall);		\
+ 	. = __vectors_lma + SIZEOF(.vectors) +				\
+ 		SIZEOF(.vectors.bhb.loop8) +				\
+ 		SIZEOF(.vectors.bhb.bpiall);				\
  									\
- 	__stubs_start = .;						\
+ 	__stubs_lma = .;						\
- 	.stubs ADDR(.vectors) + 0x1000 : AT(__stubs_start) {		\
+ 	.stubs ADDR(.vectors) + 0x1000 : AT(__stubs_lma) {		\
 -		*(.stubs)						\
 +		KEEP(*(.stubs))						\
  	}								\
- 	. = __stubs_start + SIZEOF(.stubs);				\
+ 	ARM_LMA(__stubs, .stubs);					\
- 	__stubs_end = .;						\
+ 	. = __stubs_lma + SIZEOF(.stubs);				\
+ 									\