Messages in this thread Patch in this message | | | Date | Mon, 5 Apr 2004 15:49:58 -0500 | From | Matt Mackall <> | Subject | [PATCH] shrink core hashes on small systems |
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Shrink hashes on small systems
Tweak vfs_caches_init logic so that hashes don't start growing as quickly on small systems.
tiny-mpm/init/main.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletion(-)
diff -puN init/main.c~hash-sizes init/main.c --- tiny/init/main.c~hash-sizes 2004-03-20 12:14:43.000000000 -0600 +++ tiny-mpm/init/main.c 2004-03-20 12:14:43.000000000 -0600 @@ -470,7 +470,9 @@ asmlinkage void __init start_kernel(void buffer_init(); unnamed_dev_init(); security_scaffolding_startup(); - vfs_caches_init(num_physpages); + /* Treat machines smaller than 6M as having 2M of memory + for hash-sizing purposes */ + vfs_caches_init(max(500, (int)num_physpages-1000)); radix_tree_init(); signals_init(); /* rootfs populating might need page-writeback */ _
-- Matt Mackall : http://www.selenic.com : Linux development and consulting - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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