mirror of https://gitee.com/openkylin/linux.git
proc: use seq_puts()/seq_putc() where possible
For string without format specifiers, use seq_puts(). For seq_printf("\n"), use seq_putc('\n'). text data bss dec hex filename 61866 488 112 62466 f402 fs/proc/proc.o 61729 488 112 62329 f379 fs/proc/proc.o ---------------------------------------------------- -139 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>
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@ -95,7 +95,7 @@ static inline void task_name(struct seq_file *m, struct task_struct *p)
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get_task_comm(tcomm, p);
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seq_printf(m, "Name:\t");
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seq_puts(m, "Name:\t");
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end = m->buf + m->size;
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buf = m->buf + m->count;
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name = tcomm;
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@ -122,7 +122,7 @@ static inline void task_name(struct seq_file *m, struct task_struct *p)
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buf++;
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}
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m->count = buf - m->buf;
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seq_printf(m, "\n");
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seq_putc(m, '\n');
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}
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/*
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@ -208,7 +208,7 @@ static inline void task_state(struct seq_file *m, struct pid_namespace *ns,
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seq_printf(m, "%d ", GROUP_AT(group_info, g));
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put_cred(cred);
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seq_printf(m, "\n");
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seq_putc(m, '\n');
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}
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static void render_sigset_t(struct seq_file *m, const char *header,
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@ -216,7 +216,7 @@ static void render_sigset_t(struct seq_file *m, const char *header,
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{
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int i;
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seq_printf(m, "%s", header);
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seq_puts(m, header);
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i = _NSIG;
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do {
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@ -230,7 +230,7 @@ static void render_sigset_t(struct seq_file *m, const char *header,
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seq_printf(m, "%x", x);
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} while (i >= 4);
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seq_printf(m, "\n");
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seq_putc(m, '\n');
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}
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static void collect_sigign_sigcatch(struct task_struct *p, sigset_t *ign,
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@ -291,12 +291,12 @@ static void render_cap_t(struct seq_file *m, const char *header,
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{
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unsigned __capi;
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seq_printf(m, "%s", header);
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seq_puts(m, header);
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CAP_FOR_EACH_U32(__capi) {
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seq_printf(m, "%08x",
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a->cap[(_KERNEL_CAPABILITY_U32S-1) - __capi]);
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}
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seq_printf(m, "\n");
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seq_putc(m, '\n');
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}
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static inline void task_cap(struct seq_file *m, struct task_struct *p)
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@ -329,12 +329,12 @@ static inline void task_context_switch_counts(struct seq_file *m,
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static void task_cpus_allowed(struct seq_file *m, struct task_struct *task)
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{
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seq_printf(m, "Cpus_allowed:\t");
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seq_puts(m, "Cpus_allowed:\t");
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seq_cpumask(m, &task->cpus_allowed);
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seq_printf(m, "\n");
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seq_printf(m, "Cpus_allowed_list:\t");
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seq_putc(m, '\n');
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seq_puts(m, "Cpus_allowed_list:\t");
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seq_cpumask_list(m, &task->cpus_allowed);
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seq_printf(m, "\n");
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seq_putc(m, '\n');
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}
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int proc_pid_status(struct seq_file *m, struct pid_namespace *ns,
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@ -386,7 +386,7 @@ static int lstats_show_proc(struct seq_file *m, void *v)
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break;
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seq_printf(m, " %ps", (void *)bt);
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}
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seq_printf(m, "\n");
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seq_putc(m, '\n');
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}
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}
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@ -9,14 +9,14 @@ static int devinfo_show(struct seq_file *f, void *v)
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if (i < CHRDEV_MAJOR_HASH_SIZE) {
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if (i == 0)
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seq_printf(f, "Character devices:\n");
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seq_puts(f, "Character devices:\n");
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chrdev_show(f, i);
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}
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#ifdef CONFIG_BLOCK
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else {
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i -= CHRDEV_MAJOR_HASH_SIZE;
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if (i == 0)
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seq_printf(f, "\nBlock devices:\n");
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seq_puts(f, "\nBlock devices:\n");
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blkdev_show(f, i);
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}
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#endif
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@ -36,27 +36,27 @@ static void show_tty_range(struct seq_file *m, struct tty_driver *p,
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}
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switch (p->type) {
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case TTY_DRIVER_TYPE_SYSTEM:
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seq_printf(m, "system");
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seq_puts(m, "system");
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if (p->subtype == SYSTEM_TYPE_TTY)
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seq_printf(m, ":/dev/tty");
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seq_puts(m, ":/dev/tty");
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else if (p->subtype == SYSTEM_TYPE_SYSCONS)
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seq_printf(m, ":console");
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seq_puts(m, ":console");
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else if (p->subtype == SYSTEM_TYPE_CONSOLE)
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seq_printf(m, ":vtmaster");
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seq_puts(m, ":vtmaster");
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break;
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case TTY_DRIVER_TYPE_CONSOLE:
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seq_printf(m, "console");
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seq_puts(m, "console");
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break;
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case TTY_DRIVER_TYPE_SERIAL:
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seq_printf(m, "serial");
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seq_puts(m, "serial");
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break;
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case TTY_DRIVER_TYPE_PTY:
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if (p->subtype == PTY_TYPE_MASTER)
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seq_printf(m, "pty:master");
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seq_puts(m, "pty:master");
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else if (p->subtype == PTY_TYPE_SLAVE)
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seq_printf(m, "pty:slave");
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seq_puts(m, "pty:slave");
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else
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seq_printf(m, "pty");
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seq_puts(m, "pty");
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break;
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default:
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seq_printf(m, "type:%d.%d", p->type, p->subtype);
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@ -74,19 +74,19 @@ static int show_tty_driver(struct seq_file *m, void *v)
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/* pseudo-drivers first */
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seq_printf(m, "%-20s /dev/%-8s ", "/dev/tty", "tty");
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seq_printf(m, "%3d %7d ", TTYAUX_MAJOR, 0);
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seq_printf(m, "system:/dev/tty\n");
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seq_puts(m, "system:/dev/tty\n");
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seq_printf(m, "%-20s /dev/%-8s ", "/dev/console", "console");
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seq_printf(m, "%3d %7d ", TTYAUX_MAJOR, 1);
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seq_printf(m, "system:console\n");
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seq_puts(m, "system:console\n");
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#ifdef CONFIG_UNIX98_PTYS
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seq_printf(m, "%-20s /dev/%-8s ", "/dev/ptmx", "ptmx");
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seq_printf(m, "%3d %7d ", TTYAUX_MAJOR, 2);
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seq_printf(m, "system\n");
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seq_puts(m, "system\n");
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#endif
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#ifdef CONFIG_VT
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seq_printf(m, "%-20s /dev/%-8s ", "/dev/vc/0", "vc/0");
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seq_printf(m, "%3d %7d ", TTY_MAJOR, 0);
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seq_printf(m, "system:vtmaster\n");
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seq_puts(m, "system:vtmaster\n");
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#endif
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}
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@ -10,16 +10,16 @@ static int show_softirqs(struct seq_file *p, void *v)
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{
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int i, j;
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seq_printf(p, " ");
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seq_puts(p, " ");
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for_each_possible_cpu(i)
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seq_printf(p, "CPU%-8d", i);
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seq_printf(p, "\n");
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seq_putc(p, '\n');
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for (i = 0; i < NR_SOFTIRQS; i++) {
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seq_printf(p, "%12s:", softirq_to_name[i]);
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for_each_possible_cpu(j)
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seq_printf(p, " %10u", kstat_softirqs_cpu(i, j));
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seq_printf(p, "\n");
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seq_putc(p, '\n');
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}
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return 0;
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}
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@ -126,7 +126,7 @@ static int show_stat(struct seq_file *p, void *v)
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for (i = 0; i < NR_SOFTIRQS; i++)
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seq_printf(p, " %u", per_softirq_sums[i]);
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seq_printf(p, "\n");
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seq_putc(p, '\n');
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return 0;
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}
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