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authorJoseph Myers <joseph@codesourcery.com>2022-06-01 14:45:48 +0000
committerJoseph Myers <joseph@codesourcery.com>2022-06-01 14:45:48 +0000
commitde3501d60fac6d194954e0ccc7bd297f53442b3e (patch)
tree0a108bced3cf96d36da3d1062a6804d7dd224000
parent9d03bac7e7aa140dc3f48ac884e83265ee4f94c5 (diff)
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Add MADV_DONTNEED_LOCKED from Linux 5.18 to bits/mman-linux.h
Linux 5.18 adds a constant MADV_DONTNEED_LOCKED (defined in multiple header files, but with the same value on all architectures). Add this constant to bits/mman-linux.h. Tested for x86_64.
-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 85bc4d3..cb5ad30 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