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userfaultfd.2: Describe memory types that can be used from 4.11 

Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Mike Rapoport 2017-04-25 19:29:04 +03:00 committed by Michael Kerrisk
parent 09f661dabf
commit c3d5d9df5c
1 changed files with 6 additions and 2 deletions
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8
man2/userfaultfd.2
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@ -130,8 +130,12 @@ Details of the various
operations can be found in
.BR ioctl_userfaultfd (2).
Currently, userfaultfd can be used only with anonymous private memory
mappings.
Up to Linux 4.11,
userfaultfd can be used only with anonymous private memory mappings.
Since Linux 4.11,
userfaultfd can be also used with hugetlbfs and shared memory mappings.
.\"
.SS Reading from the userfaultfd structure
Each