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Diffstat (limited to 'sysdeps/unix/sysv/linux/bits/mman-linux.h')
-rw-r--r--sysdeps/unix/sysv/linux/bits/mman-linux.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/mman-linux.h b/sysdeps/unix/sysv/linux/bits/mman-linux.h
index 85bc4d3c3c..cb5ad30ef9 100644
--- a/sysdeps/unix/sysv/linux/bits/mman-linux.h
+++ b/sysdeps/unix/sysv/linux/bits/mman-linux.h
@@ -93,6 +93,8 @@
 				   readable.  */
 # define MADV_POPULATE_WRITE 23	/* Populate (prefault) page tables
 				   writable.  */
+# define MADV_DONTNEED_LOCKED 24 /* Like MADV_DONTNEED, but drop
+				    locked pages too.  */
 # define MADV_HWPOISON	  100	/* Poison a page for testing.  */
 #endif