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memfd_create.2: Note that memfd_create() does not have a glibc wrapper 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2016-05-03 12:39:58 +02:00
parent e57f8d34e4
commit ba65cc12a8
1 changed files with 6 additions and 2 deletions
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8
man2/memfd_create.2
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@ -25,6 +25,9 @@ memfd_create \- create an anonymous file
.B #include <sys/memfd.h>
.sp
.BI "int memfd_create(const char *" name ", unsigned int " flags ");"
.IR Note :
There is no glibc wrapper for this system call; see NOTES.
.SH DESCRIPTION
.BR memfd_create ()
creates an anonymous file and returns a file descriptor that refers to it.
@ -156,13 +159,14 @@ There was insufficient memory to create a new anonymous file.
The
.BR memfd_create ()
system call first appeared in Linux 3.17.
.\" FIXME . When glibc support appears, update the following sentence:
Support in the GNU C library is pending.
.SH CONFORMING TO
The
.BR memfd_create ()
system call is Linux-specific.
.SH NOTES
Glibc does not provide a wrapper for this system call; call it using
.BR syscall (2).
.\" See also http://lwn.net/Articles/593918/
.\" and http://lwn.net/Articles/594919/ and http://lwn.net/Articles/591108/
The