[PATCH] FRV: Permit large kmalloc allocations

[David Howells]

From: David Howells <dhowells@xxxxxxxxxx>

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@xxxxxxxxxx>
---

 arch/frv/Kconfig |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index f7b171b..69f9846 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 - upto 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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