Merge branch 'for-7.1-printf-kunit-build' into for-linus

4 files changed, 34 insertions, 0 deletions

diff --git a/tools/include/linux/bitfield.h b/tools/include/linux/bitfield.h
index 6093fa6db260..ddf81f24956b 100644
--- a/tools/include/linux/bitfield.h
+++ b/tools/include/linux/bitfield.h
@@ -8,6 +8,7 @@
 #define _LINUX_BITFIELD_H
 
 #include <linux/build_bug.h>
+#include <linux/kernel.h>
 #include <asm/byteorder.h>
 
 /*
diff --git a/tools/include/linux/bitmap.h b/tools/include/linux/bitmap.h
index 0d992245c600..250883090a5d 100644
--- a/tools/include/linux/bitmap.h
+++ b/tools/include/linux/bitmap.h
@@ -24,6 +24,10 @@ void __bitmap_set(unsigned long *map, unsigned int start, int len);
 void __bitmap_clear(unsigned long *map, unsigned int start, int len);
 bool __bitmap_intersects(const unsigned long *bitmap1,
 			 const unsigned long *bitmap2, unsigned int bits);
+bool __bitmap_subset(const unsigned long *bitmap1,
+		     const unsigned long *bitmap2, unsigned int nbits);
+bool __bitmap_andnot(unsigned long *dst, const unsigned long *bitmap1,
+		    const unsigned long *bitmap2, unsigned int nbits);
 
 #define BITMAP_FIRST_WORD_MASK(start) (~0UL << ((start) & (BITS_PER_LONG - 1)))
 #define BITMAP_LAST_WORD_MASK(nbits) (~0UL >> (-(nbits) & (BITS_PER_LONG - 1)))
@@ -81,6 +85,15 @@ static inline void bitmap_or(unsigned long *dst, const unsigned long *src1,
 		__bitmap_or(dst, src1, src2, nbits);
 }
 
+static __always_inline
+bool bitmap_andnot(unsigned long *dst, const unsigned long *src1,
+		   const unsigned long *src2, unsigned int nbits)
+{
+	if (small_const_nbits(nbits))
+		return (*dst = *src1 & ~(*src2) & BITMAP_LAST_WORD_MASK(nbits)) != 0;
+	return __bitmap_andnot(dst, src1, src2, nbits);
+}
+
 static inline unsigned long *bitmap_alloc(unsigned int nbits, gfp_t flags __maybe_unused)
 {
 	return malloc(bitmap_size(nbits));
@@ -157,6 +170,15 @@ static inline bool bitmap_intersects(const unsigned long *src1,
 		return __bitmap_intersects(src1, src2, nbits);
 }
 
+static __always_inline
+bool bitmap_subset(const unsigned long *src1, const unsigned long *src2, unsigned int nbits)
+{
+	if (small_const_nbits(nbits))
+		return ! ((*src1 & ~(*src2)) & BITMAP_LAST_WORD_MASK(nbits));
+	else
+		return __bitmap_subset(src1, src2, nbits);
+}
+
 static inline void bitmap_set(unsigned long *map, unsigned int start, unsigned int nbits)
 {
 	if (__builtin_constant_p(nbits) && nbits == 1)
diff --git a/tools/include/linux/list.h b/tools/include/linux/list.h
index a4dfb6a7cc6a..a692ff7aed5c 100644
--- a/tools/include/linux/list.h
+++ b/tools/include/linux/list.h
@@ -170,6 +170,16 @@ static inline void list_move_tail(struct list_head *list,
 }
 
 /**
+ * list_is_first -- tests whether @list is the first entry in list @head
+ * @list: the entry to test
+ * @head: the head of the list
+ */
+static inline int list_is_first(const struct list_head *list, const struct list_head *head)
+{
+	return list->prev == head;
+}
+
+/**
  * list_is_last - tests whether @list is the last entry in list @head
  * @list: the entry to test
  * @head: the head of the list
diff --git a/tools/include/linux/mm.h b/tools/include/linux/mm.h
index 677c37e4a18c..028f3faf46e7 100644
--- a/tools/include/linux/mm.h
+++ b/tools/include/linux/mm.h
@@ -4,6 +4,7 @@
 
 #include <linux/align.h>
 #include <linux/mmzone.h>
+#include <linux/sizes.h>
 
 #define PAGE_SHIFT		12
 #define PAGE_SIZE		(_AC(1, UL) << PAGE_SHIFT)