diff mbox series

[RFC,09/47] mm: Add __PAGEFLAG_FALSE

Message ID 20220223052223.1202152-10-junaids@google.com (mailing list archive)
State New
Headers show
Series Address Space Isolation for KVM | expand

Commit Message

Junaid Shahid Feb. 23, 2022, 5:21 a.m. UTC 
__PAGEFLAG_FALSE is a non-atomic equivalent of PAGEFLAG_FALSE.

Signed-off-by: Junaid Shahid <junaids@google.com>


---
 include/linux/page-flags.h | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox series

Patch

diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index b5f14d581113..b90a17e9796d 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -390,6 +390,10 @@  static inline int Page##uname(const struct page *page) { return 0; }
 static inline void folio_set_##lname(struct folio *folio) { }		\
 static inline void SetPage##uname(struct page *page) {  }
 
+#define __SETPAGEFLAG_NOOP(uname, lname)				\
+static inline void __folio_set_##lname(struct folio *folio) { }		\
+static inline void __SetPage##uname(struct page *page) {  }
+
 #define CLEARPAGEFLAG_NOOP(uname, lname)				\
 static inline void folio_clear_##lname(struct folio *folio) { }		\
 static inline void ClearPage##uname(struct page *page) {  }
@@ -411,6 +415,9 @@  static inline int TestClearPage##uname(struct page *page) { return 0; }
 #define PAGEFLAG_FALSE(uname, lname) TESTPAGEFLAG_FALSE(uname, lname)	\
 	SETPAGEFLAG_NOOP(uname, lname) CLEARPAGEFLAG_NOOP(uname, lname)
 
+#define __PAGEFLAG_FALSE(uname, lname) TESTPAGEFLAG_FALSE(uname, lname)	\
+	__SETPAGEFLAG_NOOP(uname, lname) __CLEARPAGEFLAG_NOOP(uname, lname)
+
 #define TESTSCFLAG_FALSE(uname, lname)					\
 	TESTSETFLAG_FALSE(uname, lname) TESTCLEARFLAG_FALSE(uname, lname)