* [PATCH] FRV: Permit large kmalloc allocations [try #2]
@ 2006-10-02 16:26 David Howells
0 siblings, 0 replies; only message in thread
From: David Howells @ 2006-10-02 16:26 UTC (permalink / raw)
To: akpm; +Cc: dhowells, linux-kernel
From: David Howells <dhowells@redhat.com>
Permit kmalloc() to make allocations of up to 32MB if so configured. This may
be useful under NOMMU conditions where vmalloc() can't do this.
Signed-Off-By: David Howells <dhowells@redhat.com>
---
arch/frv/Kconfig | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index f7b171b..cf1c446 100644
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -86,6 +86,14 @@ config HIGHPTE
with a lot of RAM, this can be wasteful of precious low memory.
Setting this option will put user-space page tables in high memory.
+config LARGE_ALLOCS
+ bool "Allow allocating large blocks (> 1MB) of memory"
+ help
+ Allow the slab memory allocator to keep chains for very large memory
+ sizes - up to 32MB. You may need this if your system has a lot of
+ RAM, and you need to able to allocate very large contiguous chunks.
+ If unsure, say N.
+
source "mm/Kconfig"
choice
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2006-10-02 16:26 [PATCH] FRV: Permit large kmalloc allocations [try #2] David Howells
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