move asm/unaligned.h to linux/unaligned.h

asm/unaligned.h is always an include of asm-generic/unaligned.h;
might as well move that thing to linux/unaligned.h and include
that - there's nothing arch-specific in that header.

auto-generated by the following:

for i in cache.c
fatent.c
nls.c; do
sed -i -e s/asm/unaligned.h/linux/unaligned.h/
done
for i in ; do
sed -i -e s/asm-generic/unaligned.h/linux/unaligned.h/
done
git mv include/asm-generic/unaligned.h include/linux/unaligned.h
git mv tools/include/asm-generic/unaligned.h tools/include/linux/unaligned.h
sed -i -e /unaligned.h/d include/asm-generic/Kbuild
sed -i -e s/__ASM_GENERIC/__LINUX/ include/linux/unaligned.h tools/include/linux/unaligned.h

Signed-off-by: Al Viro <[email protected]>
Signed-off-by: Namjae Jeon <[email protected]>

cache.c

@@ -11,7 +11,12 @@
  */
 
 #include <linux/slab.h>
+#include <linux/version.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 12, 0)
+#include <linux/unaligned.h>
+#else
 #include <asm/unaligned.h>
+#endif
 #include <linux/buffer_head.h>
 
 #include "exfat_raw.h"

fatent.c

@@ -4,7 +4,12 @@
  */
 
 #include <linux/slab.h>
+#include <linux/version.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 12, 0)
+#include <linux/unaligned.h>
+#else
 #include <asm/unaligned.h>
+#endif
 #include <linux/buffer_head.h>
 #include <linux/blkdev.h>
 

nls.c

@@ -7,7 +7,11 @@
 #include <linux/string.h>
 #include <linux/slab.h>
 #include <linux/buffer_head.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 12, 0)
+#include <linux/unaligned.h>
+#else
 #include <asm/unaligned.h>
+#endif
 
 #include "exfat_raw.h"
 #include "exfat_fs.h"