[PATCH] close_files(): add scheduling point

close_files() can sometimes take long enough to trigger the soft lockup
detector.

Cc: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/kernel/exit.c b/kernel/exit.c
index bc71fdfcd8a7..14f17033f563 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -430,8 +430,10 @@ static void close_files(struct files_struct * files)
                 while (set) {
                         if (set & 1) {
                                 struct file * file = xchg(&fdt->fd[i], NULL);
-                                if (file)
+                                if (file) {
                                         filp_close(file, files);
+                                        cond_resched();
+                                }
                         }
                         i++;
                         set >>= 1;