summaryrefslogtreecommitdiff
path: root/xutils.c
diff options
context:
space:
mode:
authorDaniel Borkmann <dborkman@redhat.com>2013-06-03 23:36:14 +0200
committerDaniel Borkmann <dborkman@redhat.com>2013-06-03 23:37:11 +0200
commit8bb67e4e60d1c0d9fba66c1b28e62e4d92d8d4ce (patch)
tree7237b73c834ed7d27dec252253e44856e5b615cf /xutils.c
parent3e071a78f2a5c7424340b4c8b446d51e82413c13 (diff)
iosched: break out io scheduling functions from xutils
Break this stuff out, for better maintainability and readability. Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Diffstat (limited to 'xutils.c')
-rw-r--r--xutils.c59
1 files changed, 0 insertions, 59 deletions
diff --git a/xutils.c b/xutils.c
index eea258c..8856b3a 100644
--- a/xutils.c
+++ b/xutils.c
@@ -2,7 +2,6 @@
* netsniff-ng - the packet sniffing beast
* Copyright 2009, 2010 Daniel Borkmann.
* Copyright 2009, 2010 Emmanuel Roullit.
- * Copyright 2010 Marek Polacek.
* Subject to the GPL, version 2.
*/
@@ -46,21 +45,6 @@
#include "ring.h"
#include "built_in.h"
-#define IOPRIO_CLASS_SHIFT 13
-
-enum {
- ioprio_class_none,
- ioprio_class_rt,
- ioprio_class_be,
- ioprio_class_idle,
-};
-
-enum {
- ioprio_who_process = 1,
- ioprio_who_pgrp,
- ioprio_who_user,
-};
-
enum {
sock_rmem_max = 0,
sock_rmem_def,
@@ -723,49 +707,6 @@ int set_sched_status(int policy, int priority)
return 0;
}
-static inline int ioprio_set(int which, int who, int ioprio)
-{
- return syscall(SYS_ioprio_set, which, who, ioprio);
-}
-
-static inline int ioprio_get(int which, int who)
-{
- return syscall(SYS_ioprio_get, which, who);
-}
-
-static void ioprio_setpid(pid_t pid, int ioprio, int ioclass)
-{
- int ret = ioprio_set(ioprio_who_process, pid,
- ioprio | ioclass << IOPRIO_CLASS_SHIFT);
- if (ret < 0)
- panic("Failed to set io prio for pid!\n");
-}
-
-void ioprio_print(void)
-{
- int ioprio = ioprio_get(ioprio_who_process, getpid());
- if (ioprio < 0)
- panic("Failed to fetch io prio for pid!\n");
- else {
- int ioclass = ioprio >> IOPRIO_CLASS_SHIFT;
- if (ioclass != ioprio_class_idle) {
- ioprio &= 0xff;
- printf("%s: prio %d\n", to_prio[ioclass], ioprio);
- } else
- printf("%s\n", to_prio[ioclass]);
- }
-}
-
-void set_ioprio_rt(void)
-{
- ioprio_setpid(getpid(), 4, ioprio_class_rt);
-}
-
-void set_ioprio_be(void)
-{
- ioprio_setpid(getpid(), 4, ioprio_class_be);
-}
-
void xlockme(void)
{
if (mlockall(MCL_CURRENT | MCL_FUTURE) != 0)