vfs: Fix pathological performance case for __alloc_fd()

[karo-tx-linux.git] / include / linux / fdtable.h

diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h
index 674e3e226465a0b21a283e068d77d665eca84052..5295535b60c60768ccb91034b3ba290dc1a57f1a 100644 (file)
--- a/include/linux/fdtable.h
+++ b/include/linux/fdtable.h
@@ -26,6 +26,7 @@ struct fdtable {
        struct file __rcu **fd;      /* current fd array */
        unsigned long *close_on_exec;
        unsigned long *open_fds;
+       unsigned long *full_fds_bits;
        struct rcu_head rcu;
 };
 
@@ -59,6 +60,7 @@ struct files_struct {
        int next_fd;
        unsigned long close_on_exec_init[1];
        unsigned long open_fds_init[1];
+       unsigned long full_fds_bits_init[1];
        struct file __rcu * fd_array[NR_OPEN_DEFAULT];
 };