Update Linux to v5.10.109

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz

Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/arch/powerpc/include/asm/archrandom.h b/arch/powerpc/include/asm/archrandom.h
index a09595f..9a53e29 100644
--- a/arch/powerpc/include/asm/archrandom.h
+++ b/arch/powerpc/include/asm/archrandom.h
@@ -6,27 +6,28 @@
 
 #include <asm/machdep.h>
 
-static inline int arch_get_random_long(unsigned long *v)
+static inline bool __must_check arch_get_random_long(unsigned long *v)
 {
-	return 0;
+	return false;
 }
 
-static inline int arch_get_random_int(unsigned int *v)
+static inline bool __must_check arch_get_random_int(unsigned int *v)
 {
-	return 0;
+	return false;
 }
 
-static inline int arch_get_random_seed_long(unsigned long *v)
+static inline bool __must_check arch_get_random_seed_long(unsigned long *v)
 {
 	if (ppc_md.get_random_seed)
 		return ppc_md.get_random_seed(v);
 
-	return 0;
+	return false;
 }
-static inline int arch_get_random_seed_int(unsigned int *v)
+
+static inline bool __must_check arch_get_random_seed_int(unsigned int *v)
 {
 	unsigned long val;
-	int rc;
+	bool rc;
 
 	rc = arch_get_random_seed_long(&val);
 	if (rc)
@@ -34,16 +35,6 @@
 
 	return rc;
 }
-
-static inline int arch_has_random(void)
-{
-	return 0;
-}
-
-static inline int arch_has_random_seed(void)
-{
-	return !!ppc_md.get_random_seed;
-}
 #endif /* CONFIG_ARCH_RANDOM */
 
 #ifdef CONFIG_PPC_POWERNV