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author | David S. Miller <davem@davemloft.net> | 2010-06-26 10:27:00 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2010-06-26 10:27:00 -0700 |
commit | c67dda14389205f0a223c5089307495290939b3b (patch) | |
tree | fad0bb26b28703d02a22ebdd44d94eabac4a2ade /include/linux/threads.h | |
parent | 43bc2db47292a824152145253b1dd2847e7312a3 (diff) | |
parent | 7e27d6e778cd87b6f2415515d7127eba53fe5d02 (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 |