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| author | David S. Miller <davem@davemloft.net> | 2010-05-31 05:46:45 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-05-31 05:46:45 -0700 |
| commit | 64960848abd18d0bcde3f53ffa7ed0b631e6b25d (patch) | |
| tree | 8424a1c550a98ce09f127425fde9b7b5f2f5027a /include/linux/threads.h | |
| parent | 2903037400a26e7c0cc93ab75a7d62abfacdf485 (diff) | |
| parent | 67a3e12b05e055c0415c556a315a3d3eb637e29e (diff) | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'include/linux/threads.h')
| -rw-r--r-- | include/linux/threads.h | 9 |
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 @@ #define PID_MAX_LIMIT (CONFIG_BASE_SMALL ? PAGE_SIZE * 8 : \ (sizeof(long) > 4 ? 4 * 1024 * 1024 : PID_MAX_DEFAULT)) +/* + * Define a minimum number of pids per cpu. Heuristically based + * on original pid max of 32k for 32 cpus. Also, increase the + * minimum settable value for pid_max on the running system based + * on similar defaults. See kernel/pid.c:pidmap_init() for details. + */ +#define PIDS_PER_CPU_DEFAULT 1024 +#define PIDS_PER_CPU_MIN 8 + #endif |