diff options
| author | Matt Mackall <mpm@selenic.com> | 2005-03-07 18:03:40 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-03-07 18:03:40 -0800 |
| commit | 7ad226a285b751f486b657b2ab16204c2a33e925 (patch) | |
| tree | bb0b135832d69aaef55fe059a292c316804e81dc /include/linux | |
| parent | 6843d7f3b76eafee419a29068880322f1714cf1a (diff) | |
[PATCH] base-small: shrink PID tables
CONFIG_BASE_SMALL reduce size of pidmap table for small machines
Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/threads.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/threads.h b/include/linux/threads.h index 4243c55cce87..b59738ac6197 100644 --- a/include/linux/threads.h +++ b/include/linux/threads.h @@ -7,7 +7,7 @@ * The default limit for the nr of threads is now in * /proc/sys/kernel/threads-max. */ - + /* * Maximum supported processors that can run under SMP. This value is * set via configure setting. The maximum is equal to the size of the @@ -25,11 +25,12 @@ /* * This controls the default maximum pid allocated to a process */ -#define PID_MAX_DEFAULT 0x8000 +#define PID_MAX_DEFAULT (CONFIG_BASE_SMALL ? 0x1000 : 0x8000) /* * A maximum of 4 million PIDs should be enough for a while: */ -#define PID_MAX_LIMIT (sizeof(long) > 4 ? 4*1024*1024 : PID_MAX_DEFAULT) +#define PID_MAX_LIMIT (CONFIG_BASE_SMALL ? PAGE_SIZE * 8 : \ + (sizeof(long) > 4 ? 4 * 1024 * 1024 : PID_MAX_DEFAULT)) #endif |