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-rw-r--r--include/linux/threads.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/threads.h b/include/linux/threads.h
index 052b12bec8bd..383ab9592bec 100644
--- a/include/linux/threads.h
+++ b/include/linux/threads.h
@@ -33,4 +33,13 @@
33#define PID_MAX_LIMIT (CONFIG_BASE_SMALL ? PAGE_SIZE * 8 : \ 33#define PID_MAX_LIMIT (CONFIG_BASE_SMALL ? PAGE_SIZE * 8 : \
34 (sizeof(long) > 4 ? 4 * 1024 * 1024 : PID_MAX_DEFAULT)) 34 (sizeof(long) > 4 ? 4 * 1024 * 1024 : PID_MAX_DEFAULT))
35 35
36/*
37 * Define a minimum number of pids per cpu. Heuristically based
38 * on original pid max of 32k for 32 cpus. Also, increase the
39 * minimum settable value for pid_max on the running system based
40 * on similar defaults. See kernel/pid.c:pidmap_init() for details.
41 */
42#define PIDS_PER_CPU_DEFAULT 1024
43#define PIDS_PER_CPU_MIN 8
44
36#endif 45#endif