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authorLinus Torvalds <torvalds@linux-foundation.org>2008-03-18 08:43:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-03-18 08:43:59 -0700
commitf920bb6f5fe21047e669381fe4dd346f6a9d3562 (patch)
treed38ee255046f23e15dd4c138864386c57759ceed /fs
parentd32466912ea1f5a0ced568c4884f6c7d335ea969 (diff)
parent1e0bd7550ea9cf474b1ad4c6ff5729a507f75fdc (diff)
downloadop-kernel-dev-f920bb6f5fe21047e669381fe4dd346f6a9d3562.zip
op-kernel-dev-f920bb6f5fe21047e669381fe4dd346f6a9d3562.tar.gz
Merge branch 'audit.b49' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/audit-current
* 'audit.b49' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/audit-current: [PATCH] export sessionid alongside the loginuid in procfs
Diffstat (limited to 'fs')
-rw-r--r--fs/proc/base.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 9a4da0a..8a10f6f 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -1036,6 +1036,26 @@ static const struct file_operations proc_loginuid_operations = {
.read = proc_loginuid_read,
.write = proc_loginuid_write,
};
+
+static ssize_t proc_sessionid_read(struct file * file, char __user * buf,
+ size_t count, loff_t *ppos)
+{
+ struct inode * inode = file->f_path.dentry->d_inode;
+ struct task_struct *task = get_proc_task(inode);
+ ssize_t length;
+ char tmpbuf[TMPBUFLEN];
+
+ if (!task)
+ return -ESRCH;
+ length = scnprintf(tmpbuf, TMPBUFLEN, "%u",
+ audit_get_sessionid(task));
+ put_task_struct(task);
+ return simple_read_from_buffer(buf, count, ppos, tmpbuf, length);
+}
+
+static const struct file_operations proc_sessionid_operations = {
+ .read = proc_sessionid_read,
+};
#endif
#ifdef CONFIG_FAULT_INJECTION
@@ -2319,6 +2339,7 @@ static const struct pid_entry tgid_base_stuff[] = {
REG("oom_adj", S_IRUGO|S_IWUSR, oom_adjust),
#ifdef CONFIG_AUDITSYSCALL
REG("loginuid", S_IWUSR|S_IRUGO, loginuid),
+ REG("sessionid", S_IRUSR, sessionid),
#endif
#ifdef CONFIG_FAULT_INJECTION
REG("make-it-fail", S_IRUGO|S_IWUSR, fault_inject),
@@ -2649,6 +2670,7 @@ static const struct pid_entry tid_base_stuff[] = {
REG("oom_adj", S_IRUGO|S_IWUSR, oom_adjust),
#ifdef CONFIG_AUDITSYSCALL
REG("loginuid", S_IWUSR|S_IRUGO, loginuid),
+ REG("sessionid", S_IRUSR, sessionid),
#endif
#ifdef CONFIG_FAULT_INJECTION
REG("make-it-fail", S_IRUGO|S_IWUSR, fault_inject),
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