Michael Kerrisk
7b8695f29c
userfaultfd.2: Describe close() semantics for userfaultfd
...
Reported-by: Mike Rapoport <rppt@linux.vnet.ibm.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
1bf00323f5
userfaultfd.2: Note that O_NONBLOCK flag is required for poll() etc.
...
And better word the associated FIXME.
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
4f03f0cc36
userfaultfd.2: srcfix: remove a FIXME
...
According to Mike Rapoport, the details are correct,
"at least for the current upstream version. 4.11 will
have quite a few updates to userfaultfd."
Reported-by: Mike Rapoport <rppt@linux.vnet.ibm.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
b4023444af
userfaultfd.2: srcfix: improve FIXMEs
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
00f4853c43
userfaultfd.2: wsfix
...
Signed-off-by: Michael Kerrisk <mtk@man7.org>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
de6943fab3
userfaultfd.2: Mention some use cases
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
6d3e02a507
userfaultfd.2: SEE ALSO: add madvise(2)
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
b07243abe1
userfaultfd.2: Add an example program
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
3f894561c0
userfaultfd.2: Add a header file to the SYNOPSIS
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
0289632060
userfaultfd.2: srcfix: FIXME
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
058b32ac70
userfaultfd.2: Describe errors for read() on userfaultfd
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
68a9e23c1f
userfaultfd.2: tfix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:39 +02:00
Michael Kerrisk
54e031a158
userfaultfd.2: Add information on reading userfaultfd events
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
95f1d14991
userfaultfd.2: Add some overview notes on usage
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
0da8f5c1f1
userfaultfd.2: Add VERSIONS section
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
05a59f10f9
userfaultfd.2: srcfix: add FIXMEs
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
6bc6d12409
userfaultfd.2: Split description of ioctl(2) operation off to a separate page
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
0d84ae2f5e
userfaultfd.2: Add some more detail for UFFDIO_API
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
612d7e763d
userfaultfd.2: tfix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
7134f2f4f7
userfaultfd.2: ffix
...
Reported-by: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
269b235f77
userfaultfd.2: Add details for UFFDIO_WAKE
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
543ad56e76
userfaultfd.2: ffix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
d53cfcc817
userfaultfd.2: Add an introductory section on the ioctl(2) operations
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
46c15a0426
userfaultfd.2: Expand description of UFFDIO_UNREGISTER
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
01dbb172a1
userfaultfd.2: Correct 'uffdio_range' structure: 'end' ==> 'len'
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:38 +02:00
Michael Kerrisk
5074d8466a
userfaultfd.2: Note that UFFDIO_API must be the first ioctl(2)
...
And note that ioctl() fails with EINVAL if another ioctl(2)
is attempted before UFFDIO_API.
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:37 +02:00
Michael Kerrisk
a34fda4104
userfaultfd.2: srcfix: FIXME poll/epoll/select
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:37 +02:00
Michael Kerrisk
4aa7f5cf0d
userfaultfd.2: Various edits to Mike Rapoport's new page
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:37 +02:00
Mike Rapoport
bf9b515861
userfaultfd.2: New page describing userfaultfd(2) system call.
...
Reviewed-by: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-25 12:56:37 +02:00