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author | Eric W. Biederman <ebiederm@xmission.com> | 2007-02-12 00:53:01 -0800 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 09:48:32 -0800 |
commit | 41487c65bfcce9c8e4d123da1719fcfd8df6d4d0 (patch) | |
tree | e2e0e13bc3178c2cff766f1e0165bbbabdb2ed98 /fs/ioprio.c | |
parent | ab521dc0f8e117fd808d3e425216864d60390500 (diff) | |
download | lwn-41487c65bfcce9c8e4d123da1719fcfd8df6d4d0.tar.gz lwn-41487c65bfcce9c8e4d123da1719fcfd8df6d4d0.zip |
[PATCH] pid: replace do/while_each_task_pid with do/while_each_pid_task
There isn't any real advantage to this change except that it allows the old
functions to be removed. Which is easier on maintenance and puts the code in
a more uniform style.
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ioprio.c')
-rw-r--r-- | fs/ioprio.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/fs/ioprio.c b/fs/ioprio.c index 89e8da112a75..10d2c211d18b 100644 --- a/fs/ioprio.c +++ b/fs/ioprio.c @@ -60,6 +60,7 @@ asmlinkage long sys_ioprio_set(int which, int who, int ioprio) int data = IOPRIO_PRIO_DATA(ioprio); struct task_struct *p, *g; struct user_struct *user; + struct pid *pgrp; int ret; switch (class) { @@ -98,12 +99,14 @@ asmlinkage long sys_ioprio_set(int which, int who, int ioprio) break; case IOPRIO_WHO_PGRP: if (!who) - who = process_group(current); - do_each_task_pid(who, PIDTYPE_PGID, p) { + pgrp = task_pgrp(current); + else + pgrp = find_pid(who); + do_each_pid_task(pgrp, PIDTYPE_PGID, p) { ret = set_task_ioprio(p, ioprio); if (ret) break; - } while_each_task_pid(who, PIDTYPE_PGID, p); + } while_each_pid_task(pgrp, PIDTYPE_PGID, p); break; case IOPRIO_WHO_USER: if (!who) @@ -167,6 +170,7 @@ asmlinkage long sys_ioprio_get(int which, int who) { struct task_struct *g, *p; struct user_struct *user; + struct pid *pgrp; int ret = -ESRCH; int tmpio; @@ -182,8 +186,10 @@ asmlinkage long sys_ioprio_get(int which, int who) break; case IOPRIO_WHO_PGRP: if (!who) - who = process_group(current); - do_each_task_pid(who, PIDTYPE_PGID, p) { + pgrp = task_pgrp(current); + else + pgrp = find_pid(who); + do_each_pid_task(pgrp, PIDTYPE_PGID, p) { tmpio = get_task_ioprio(p); if (tmpio < 0) continue; @@ -191,7 +197,7 @@ asmlinkage long sys_ioprio_get(int which, int who) ret = tmpio; else ret = ioprio_best(ret, tmpio); - } while_each_task_pid(who, PIDTYPE_PGID, p); + } while_each_pid_task(pgrp, PIDTYPE_PGID, p); break; case IOPRIO_WHO_USER: if (!who) |