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authorJoseph Myers <joseph@codesourcery.com>2019-11-28 14:54:22 +0000
committerJoseph Myers <joseph@codesourcery.com>2019-11-28 14:54:22 +0000
commitaa9452a3b19e414678062c65ff7a2133482d62c3 (patch)
treedd899736f88948b02c7e73817834309d7b918539 /sysdeps
parente37c2cf299b61ce18f62852f6c5624c27829b610 (diff)
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Define MADV_COLD and MADV_PAGEOUT from Linux 5.4.
Linux 5.4 adds constants MADV_COLD and MADV_PAGEOUT (defined with the same values on all architectures). This patch adds them to bits/mman-linux.h. Tested for x86_64.
Diffstat (limited to 'sysdeps')
-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 d6755c59d5..c0b11bfe24 100644
--- a/sysdeps/unix/sysv/linux/bits/mman-linux.h
+++ b/sysdeps/unix/sysv/linux/bits/mman-linux.h
@@ -87,6 +87,8 @@
# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */
# define MADV_WIPEONFORK 18 /* Zero memory on fork, child only. */
# define MADV_KEEPONFORK 19 /* Undo MADV_WIPEONFORK. */
+# define MADV_COLD 20 /* Deactivate these pages. */
+# define MADV_PAGEOUT 21 /* Reclaim these pages. */
# define MADV_HWPOISON 100 /* Poison a page for testing. */
#endif