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| author | Paul Mundt <lethal@linux-sh.org> | 2010-05-31 08:14:26 +0400 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-05-31 08:14:26 +0400 |
| commit | d5b732b17ca2fc74f370bdba5aae6c804fac8c35 (patch) | |
| tree | 4facc6d96116b032a3c1cb2ced9b2a3008e9216e /include/linux/threads.h | |
| parent | eb6e8605ee5f5b4e116451bf01b3f35eac446dde (diff) | |
| parent | 67a3e12b05e055c0415c556a315a3d3eb637e29e (diff) | |
| download | linux-d5b732b17ca2fc74f370bdba5aae6c804fac8c35.tar.xz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/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 |