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authorSzabolcs Nagy <nsz@port70.net>2016-01-24 01:19:38 +0000
committerRich Felker <dalias@aerifal.cx>2016-01-26 18:31:05 -0500
commit789ff6a9f8ec91729cde7fdcb0568d5d928eeba5 (patch)
tree2e7b75b6a7845486d033701140794536bd32e07e /arch/i386/bits
parent51d5f139ca9e79d621a396542dde5b8cd76c5c3f (diff)
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add MCL_ONFAULT and MLOCK_ONFAULT mlockall and mlock2 flags
they lock faulted pages into memory (useful when a small part of a large mapped file needs efficient access), new in linux v4.4, commit b0f205c2a3082dd9081f9a94e50658c5fa906ff1 MLOCK_* is not in the POSIX reserved namespace for sys/mman.h
Diffstat (limited to 'arch/i386/bits')
-rw-r--r--arch/i386/bits/mman.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/i386/bits/mman.h b/arch/i386/bits/mman.h
index 0f53acb7..0c9022fd 100644
--- a/arch/i386/bits/mman.h
+++ b/arch/i386/bits/mman.h
@@ -38,6 +38,7 @@
#define MCL_CURRENT 1
#define MCL_FUTURE 2
+#define MCL_ONFAULT 4
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#define MADV_NORMAL 0