* [RFC PATCH 3/9] security/fbfam: Use the api to manage statistics
@ 2020-09-06 15:22 John Wood
0 siblings, 0 replies; only message in thread
From: John Wood @ 2020-09-06 15:22 UTC (permalink / raw
To: Matthew Wilcox; +Cc: John Wood
Use the previous defined api to manage statistics calling it accordingly
when a task forks, calls execve or exits.
Signed-off-by: John Wood <john.wood@gmx.com>
---
fs/exec.c | 2 ++
kernel/exit.c | 2 ++
kernel/fork.c | 4 ++++
3 files changed, 8 insertions(+)
diff --git a/fs/exec.c b/fs/exec.c
index a91003e28eaa..b30118674d32 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -71,6 +71,7 @@
#include "internal.h"
#include <trace/events/sched.h>
+#include <fbfam/fbfam.h>
static int bprm_creds_from_file(struct linux_binprm *bprm);
@@ -1940,6 +1941,7 @@ static int bprm_execve(struct linux_binprm *bprm,
task_numa_free(current, false);
if (displaced)
put_files_struct(displaced);
+ fbfam_execve();
return retval;
out:
diff --git a/kernel/exit.c b/kernel/exit.c
index 733e80f334e7..39a6139dcf31 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -67,6 +67,7 @@
#include <linux/uaccess.h>
#include <asm/unistd.h>
#include <asm/mmu_context.h>
+#include <fbfam/fbfam.h>
static void __unhash_process(struct task_struct *p, bool group_dead)
{
@@ -852,6 +853,7 @@ void __noreturn do_exit(long code)
__this_cpu_add(dirty_throttle_leaks, tsk->nr_dirtied);
exit_rcu();
exit_tasks_rcu_finish();
+ fbfam_exit();
lockdep_free_task(tsk);
do_task_dead();
diff --git a/kernel/fork.c b/kernel/fork.c
index 4d32190861bd..088aa5b62634 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -107,6 +107,8 @@
#define CREATE_TRACE_POINTS
#include <trace/events/task.h>
+#include <fbfam/fbfam.h>
+
/*
* Minimum number of threads to boot the kernel
*/
@@ -941,6 +943,8 @@ static struct task_struct *dup_task_struct(struct task_struct *orig, int node)
#ifdef CONFIG_MEMCG
tsk->active_memcg = NULL;
#endif
+
+ fbfam_fork(tsk);
return tsk;
free_stack:
--
2.25.1
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