[PATCH] sane minimum proc count

Again from UCLinux merge but relevant on its own for any embedded tiny box

diff --git a/kernel/fork.c b/kernel/fork.c
index 35728b794bce2a05b8b1c4f33ff139b8402463af..9375e08fb8ce65cfb397824771430d6f6a018f3a 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -166,8 +166,11 @@ void __init fork_init(unsigned long mempages)
         */
        max_threads = mempages / (THREAD_SIZE/PAGE_SIZE) / 8;
 
-       init_task.rlim[RLIMIT_NPROC].rlim_cur = max_threads/2;
-       init_task.rlim[RLIMIT_NPROC].rlim_max = max_threads/2;
+       /*
+        * we need to allow at least 10 threads to boot a system
+        */
+       init_task.rlim[RLIMIT_NPROC].rlim_cur = max(10, max_threads/2);
+       init_task.rlim[RLIMIT_NPROC].rlim_max = max(10, max_threads/2);
 }
 
 static struct task_struct *dup_task_struct(struct task_struct *orig)