Thread (14 messages) 14 messages, 5 authors, 2025-03-19
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[PATCH v4 4/5] tools: testing: update tools UAPI header for mman-common.h

From: Lorenzo Stoakes <hidden>
Date: 2024-10-28 14:14:31
Also in: linux-alpha, linux-arch, linux-kselftest, linux-mips, linux-mm, lkml
Subsystem: the rest · Maintainer: Linus Torvalds 

Import the new MADV_GUARD_INSTALL/REMOVE madvise flags.

Signed-off-by: Lorenzo Stoakes <redacted>
---
 tools/include/uapi/asm-generic/mman-common.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/include/uapi/asm-generic/mman-common.h b/tools/include/uapi/asm-generic/mman-common.h
index 6ce1f1ceb432..1ea2c4c33b86 100644
--- a/tools/include/uapi/asm-generic/mman-common.h
+++ b/tools/include/uapi/asm-generic/mman-common.h
@@ -79,6 +79,9 @@
 
 #define MADV_COLLAPSE	25		/* Synchronous hugepage collapse */
 
+#define MADV_GUARD_INSTALL 102		/* fatal signal on access to range */
+#define MADV_GUARD_REMOVE 103		/* unguard range */
+
 /* compatibility flags */
 #define MAP_FILE	0
 
-- 
2.47.0
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