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Message-Id: <20061002162657.17934.38234.stgit@warthog.cambridge.redhat.com> Date: Mon, 02 Oct 2006 17:26:57 +0100 From: David Howells <dhowells@...hat.com> To: akpm@...l.org Cc: dhowells@...hat.com, linux-kernel@...r.kernel.org Subject: [PATCH] FRV: Permit large kmalloc allocations [try #2] From: David Howells <dhowells@...hat.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@...hat.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 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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