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| author | Chris Metcalf <cmetcalf@tilera.com> | 2011-02-28 16:01:09 -0500 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2011-03-10 13:17:44 -0500 |
| commit | 09c17eab075ceeafb53935d858c575b6776394d1 (patch) | |
| tree | b455f5a2b7ce41a2ac3f0ebaadc525144deac5fa | |
| parent | 5fb682b0644cd20015d9b0e3ca6921ad5533f4ba (diff) | |
| download | op-kernel-dev-09c17eab075ceeafb53935d858c575b6776394d1.zip op-kernel-dev-09c17eab075ceeafb53935d858c575b6776394d1.tar.gz | |
arch/tile: add some more VMSPLIT options and use consistent naming
This renames 3G_OPT to 2_75G, and adds 2_5G and 2_25G.
For memory-intensive applications that are also network-buffer
intensive it can be helpful to be able to tune the virtual address
of the start of kernel memory.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
| -rw-r--r-- | arch/tile/Kconfig | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig index 92f7ea0..eed0fc5 100644 --- a/arch/tile/Kconfig +++ b/arch/tile/Kconfig @@ -234,8 +234,12 @@ choice bool "3.5G/0.5G user/kernel split" config VMSPLIT_3G bool "3G/1G user/kernel split" - config VMSPLIT_3G_OPT - bool "3G/1G user/kernel split (for full 1G low memory)" + config VMSPLIT_2_75G + bool "2.75G/1.25G user/kernel split (for full 1G low memory)" + config VMSPLIT_2_5G + bool "2.5G/1.5G user/kernel split" + config VMSPLIT_2_25G + bool "2.25G/1.75G user/kernel split" config VMSPLIT_2G bool "2G/2G user/kernel split" config VMSPLIT_1G @@ -246,7 +250,9 @@ config PAGE_OFFSET hex default 0xF0000000 if VMSPLIT_3_75G default 0xE0000000 if VMSPLIT_3_5G - default 0xB0000000 if VMSPLIT_3G_OPT + default 0xB0000000 if VMSPLIT_2_75G + default 0xA0000000 if VMSPLIT_2_5G + default 0x90000000 if VMSPLIT_2_25G default 0x80000000 if VMSPLIT_2G default 0x40000000 if VMSPLIT_1G default 0xC0000000 |
