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posix: Add p{readv,writev}2 flags to generic uio-ext.h 

* bits/uio-ext.h (RWF_HIPRI, RWF_DSYNC, RWF_SYNC, RWF_NOWAIT): New
	defines.
This commit is contained in:
Adhemerval Zanella 2017-09-28 08:41:27 -07:00
parent 3381be5cde
commit 71d85045fd
3 changed files with 11 additions and 3 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2017-10-17 Adhemerval Zanella <adhemerval.zanella@linaro.org>
* bits/uio-ext.h (RWF_HIPRI, RWF_DSYNC, RWF_SYNC, RWF_NOWAIT): New
defines.
2017-10-17 Wilco Dijkstra <wdijkstr@arm.com>
[BZ #22159]

6
bits/uio-ext.h
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@ -23,6 +23,10 @@
# error "Never include <bits/uio-ext.h> directly; use <sys/uio.h> instead."
#endif
/* This operating system does not extend sys/uio.h. */
/* Flags for preadv2/pwritev2. */
#define RWF_HIPRI 0x00000001 /* High priority request. */
#define RWF_DSYNC 0x00000002 /* per-IO O_DSYNC. */
#define RWF_SYNC 0x00000004 /* per-IO O_SYNC. */
#define RWF_NOWAIT 0x00000008 /* per-IO nonblocking mode. */
#endif /* sys/uio_ext.h */

3
sysdeps/unix/sysv/linux/bits/uio-ext.h
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@ -41,8 +41,7 @@ extern ssize_t process_vm_writev (pid_t __pid, const struct iovec *__lvec,
unsigned long int __flags)
__THROW;
/* Flags for preadv2/pwritev2: */
/* Flags for preadv2/pwritev2. */
#define RWF_HIPRI 0x00000001 /* High priority request. */
#define RWF_DSYNC 0x00000002 /* per-IO O_DSYNC. */
#define RWF_SYNC 0x00000004 /* per-IO O_SYNC. */