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authorMark Brown <broonie@kernel.org>2020-12-28 17:20:00 +0300
committerMark Brown <broonie@kernel.org>2020-12-28 17:20:00 +0300
commit2ae6f64ce1ce304b502461fdfe0b96c8171ae2cc (patch)
tree88e987c447daf2c29e2d4c15e58d1029b0cc78c2 /include/uapi/linux/userfaultfd.h
parent3b66e4a8e58a85af3212c7117d7a29c9ef6679a2 (diff)
parent5c8fe583cce542aa0b84adc939ce85293de36e5e (diff)
downloadlinux-2ae6f64ce1ce304b502461fdfe0b96c8171ae2cc.tar.xz
Merge tag 'v5.11-rc1' into regulator-5.11
Linux 5.11-rc1
Diffstat (limited to 'include/uapi/linux/userfaultfd.h')
-rw-r--r--include/uapi/linux/userfaultfd.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/uapi/linux/userfaultfd.h b/include/uapi/linux/userfaultfd.h
index e7e98bde221f..5f2d88212f7c 100644
--- a/include/uapi/linux/userfaultfd.h
+++ b/include/uapi/linux/userfaultfd.h
@@ -257,4 +257,13 @@ struct uffdio_writeprotect {
__u64 mode;
};
+/*
+ * Flags for the userfaultfd(2) system call itself.
+ */
+
+/*
+ * Create a userfaultfd that can handle page faults only in user mode.
+ */
+#define UFFD_USER_MODE_ONLY 1
+
#endif /* _LINUX_USERFAULTFD_H */