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| author | Alexey Dobriyan <adobriyan@gmail.com> | 2014-08-08 14:21:37 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-08-08 15:57:22 -0700 |
| commit | 1c963eb135075ecc5126c1ef695090cb0aea95c4 (patch) | |
| tree | db3009293171d3e163c29dd3ee82371449dbe993 /fs/proc/base.c | |
| parent | f9ea536ef80d7b3ce531943e2c6aae7c0fedd9bd (diff) | |
| download | linux-1c963eb135075ecc5126c1ef695090cb0aea95c4.tar.bz2 | |
proc: convert /proc/$PID/limits to seq_file interface
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/proc/base.c')
| -rw-r--r-- | fs/proc/base.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c index 154bbd353b10..1dd692132ede 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -440,12 +440,11 @@ static const struct limit_names lnames[RLIM_NLIMITS] = { }; /* Display limits for a process */ -static int proc_pid_limits(struct task_struct *task, char *buffer) +static int proc_pid_limits(struct seq_file *m, struct pid_namespace *ns, + struct pid *pid, struct task_struct *task) { unsigned int i; - int count = 0; unsigned long flags; - char *bufptr = buffer; struct rlimit rlim[RLIM_NLIMITS]; @@ -457,31 +456,29 @@ static int proc_pid_limits(struct task_struct *task, char *buffer) /* * print the file header */ - count += sprintf(&bufptr[count], "%-25s %-20s %-20s %-10s\n", + seq_printf(m, "%-25s %-20s %-20s %-10s\n", "Limit", "Soft Limit", "Hard Limit", "Units"); for (i = 0; i < RLIM_NLIMITS; i++) { if (rlim[i].rlim_cur == RLIM_INFINITY) - count += sprintf(&bufptr[count], "%-25s %-20s ", + seq_printf(m, "%-25s %-20s ", lnames[i].name, "unlimited"); else - count += sprintf(&bufptr[count], "%-25s %-20lu ", + seq_printf(m, "%-25s %-20lu ", lnames[i].name, rlim[i].rlim_cur); if (rlim[i].rlim_max == RLIM_INFINITY) - count += sprintf(&bufptr[count], "%-20s ", "unlimited"); + seq_printf(m, "%-20s ", "unlimited"); else - count += sprintf(&bufptr[count], "%-20lu ", - rlim[i].rlim_max); + seq_printf(m, "%-20lu ", rlim[i].rlim_max); if (lnames[i].unit) - count += sprintf(&bufptr[count], "%-10s\n", - lnames[i].unit); + seq_printf(m, "%-10s\n", lnames[i].unit); else - count += sprintf(&bufptr[count], "\n"); + seq_putc(m, '\n'); } - return count; + return 0; } #ifdef CONFIG_HAVE_ARCH_TRACEHOOK @@ -2558,7 +2555,7 @@ static const struct pid_entry tgid_base_stuff[] = { ONE("auxv", S_IRUSR, proc_pid_auxv), ONE("status", S_IRUGO, proc_pid_status), ONE("personality", S_IRUSR, proc_pid_personality), - INF("limits", S_IRUGO, proc_pid_limits), + ONE("limits", S_IRUGO, proc_pid_limits), #ifdef CONFIG_SCHED_DEBUG REG("sched", S_IRUGO|S_IWUSR, proc_pid_sched_operations), #endif @@ -2897,7 +2894,7 @@ static const struct pid_entry tid_base_stuff[] = { ONE("auxv", S_IRUSR, proc_pid_auxv), ONE("status", S_IRUGO, proc_pid_status), ONE("personality", S_IRUSR, proc_pid_personality), - INF("limits", S_IRUGO, proc_pid_limits), + ONE("limits", S_IRUGO, proc_pid_limits), #ifdef CONFIG_SCHED_DEBUG REG("sched", S_IRUGO|S_IWUSR, proc_pid_sched_operations), #endif |