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| author | Alexey Dobriyan <adobriyan@gmail.com> | 2014-08-08 14:21:39 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-08-08 15:57:22 -0700 |
| commit | 09d93bd6270981446cfaa5938c8d5f6cfc2d84a1 (patch) | |
| tree | a80f0540234497b182396aa9ea21d2f0d05c0e52 | |
| parent | 1c963eb135075ecc5126c1ef695090cb0aea95c4 (diff) | |
| download | linux-09d93bd6270981446cfaa5938c8d5f6cfc2d84a1.tar.gz linux-09d93bd6270981446cfaa5938c8d5f6cfc2d84a1.tar.bz2 linux-09d93bd6270981446cfaa5938c8d5f6cfc2d84a1.zip | |
proc: convert /proc/$PID/syscall 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>
| -rw-r--r-- | fs/proc/base.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c index 1dd692132ede..f5d0f8f39a57 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -482,7 +482,8 @@ static int proc_pid_limits(struct seq_file *m, struct pid_namespace *ns, } #ifdef CONFIG_HAVE_ARCH_TRACEHOOK -static int proc_pid_syscall(struct task_struct *task, char *buffer) +static int proc_pid_syscall(struct seq_file *m, struct pid_namespace *ns, + struct pid *pid, struct task_struct *task) { long nr; unsigned long args[6], sp, pc; @@ -491,11 +492,11 @@ static int proc_pid_syscall(struct task_struct *task, char *buffer) return res; if (task_current_syscall(task, &nr, args, 6, &sp, &pc)) - res = sprintf(buffer, "running\n"); + seq_puts(m, "running\n"); else if (nr < 0) - res = sprintf(buffer, "%ld 0x%lx 0x%lx\n", nr, sp, pc); + seq_printf(m, "%ld 0x%lx 0x%lx\n", nr, sp, pc); else - res = sprintf(buffer, + seq_printf(m, "%ld 0x%lx 0x%lx 0x%lx 0x%lx 0x%lx 0x%lx 0x%lx 0x%lx\n", nr, args[0], args[1], args[2], args[3], args[4], args[5], @@ -2564,7 +2565,7 @@ static const struct pid_entry tgid_base_stuff[] = { #endif REG("comm", S_IRUGO|S_IWUSR, proc_pid_set_comm_operations), #ifdef CONFIG_HAVE_ARCH_TRACEHOOK - INF("syscall", S_IRUSR, proc_pid_syscall), + ONE("syscall", S_IRUSR, proc_pid_syscall), #endif INF("cmdline", S_IRUGO, proc_pid_cmdline), ONE("stat", S_IRUGO, proc_tgid_stat), @@ -2900,7 +2901,7 @@ static const struct pid_entry tid_base_stuff[] = { #endif REG("comm", S_IRUGO|S_IWUSR, proc_pid_set_comm_operations), #ifdef CONFIG_HAVE_ARCH_TRACEHOOK - INF("syscall", S_IRUSR, proc_pid_syscall), + ONE("syscall", S_IRUSR, proc_pid_syscall), #endif INF("cmdline", S_IRUGO, proc_pid_cmdline), ONE("stat", S_IRUGO, proc_tid_stat), |