The patch titled
Subject: proc: convert /proc/$PID/syscall to seq_file interface
has been added to the -mm tree. Its filename is
proc-convert-proc-pid-syscall-to-seq_file-interface.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/proc-convert-proc-pid-syscall-to-seq_file-interface.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/proc-convert-proc-pid-syscall-to-seq_file-interface.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
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------------------------------------------------------
From: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Subject: proc: convert /proc/$PID/syscall to seq_file interface
Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/proc/base.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff -puN fs/proc/base.c~proc-convert-proc-pid-syscall-to-seq_file-interface fs/proc/base.c
--- a/fs/proc/base.c~proc-convert-proc-pid-syscall-to-seq_file-interface
+++ a/fs/proc/base.c
@@ -482,7 +482,8 @@ static int proc_pid_limits(struct seq_fi
}
#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_
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_
#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_s
#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),
_
Patches currently in -mm which might be from adobriyan@xxxxxxxxx are
lib-test-kstrtoxc-use-array_size-instead-of-sizeof-sizeof.patch
proc-add-and-remove-proc-entry-create-checks.patch
proc-faster-proc-pid-lookup.patch
proc-make-proc_subdir_lock-static.patch
proc-remove-proc_tty_ldisc-variable.patch
proc-remove-proc_tty_ldisc-variable-fix.patch
proc-more-const-char-pointers.patch
proc-convert-proc-pid-auxv-to-seq_file-interface.patch
proc-convert-proc-pid-limits-to-seq_file-interface.patch
proc-convert-proc-pid-syscall-to-seq_file-interface.patch
proc-fix-page_size-limit-of-proc-pid-cmdline.patch
proc-convert-proc-pid-wchan-to-seq_file-interface.patch
proc-convert-proc-pid-schedstat-to-seq_file-interface.patch
proc-convert-proc-pid-oom_score-to-seq_file-interface.patch
proc-convert-proc-pid-io-to-seq_file-interface.patch
proc-convert-proc-pid-hardwall-to-seq_file-interface.patch
proc-remove-inf-macro.patch
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