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authorEric W. Biederman <ebiederm@xmission.com>2021-09-01 19:23:38 +0300
committerEric W. Biederman <ebiederm@xmission.com>2021-10-06 19:28:21 +0300
commitd67e03e361619b20c51aaef3b7dd1497617c371d (patch)
tree1133d040900e3d9956e0ecfcffaa75c2f58a43b5 /fs/coredump.c
parent7e3c4fb7fc19bcf20657de3edb718ec1b26c7df3 (diff)
downloadlinux-d67e03e361619b20c51aaef3b7dd1497617c371d.tar.xz
exit: Factor coredump_exit_mm out of exit_mm
Separate the coredump logic from the ordinary exit_mm logic by moving the coredump logic out of exit_mm into it's own function coredump_exit_mm. Link: https://lkml.kernel.org/r/87a6k2x277.fsf@disp2133 Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'fs/coredump.c')
-rw-r--r--fs/coredump.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/coredump.c b/fs/coredump.c
index 3224dee44d30..5e0e08a7fb9b 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -404,8 +404,8 @@ static int zap_threads(struct task_struct *tsk, struct mm_struct *mm,
*
* do_exit:
* The caller holds mm->mmap_lock. This means that the task which
- * uses this mm can't pass exit_mm(), so it can't exit or clear
- * its ->mm.
+ * uses this mm can't pass coredump_exit_mm(), so it can't exit or
+ * clear its ->mm.
*
* de_thread:
* It does list_replace_rcu(&leader->tasks, &current->tasks),
@@ -500,7 +500,7 @@ static void coredump_finish(struct mm_struct *mm, bool core_dumped)
next = curr->next;
task = curr->task;
/*
- * see exit_mm(), curr->task must not see
+ * see coredump_exit_mm(), curr->task must not see
* ->task == NULL before we read ->next.
*/
smp_mb();