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sparc: Minor tweaks to Niagara page copy/clear.

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Don't use floating point on Niagara2, use the traditional
plain Niagara code instead.

Unroll Niagara loops to 128 bytes for copy, and 256 bytes
for clear.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2011-08-01 18:18:57 -07:00
parent ac85fe8b21
commit e95ade0839
4 changed files with 77 additions and 102 deletions
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2
arch/sparc/kernel/head_64.S
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@@ -559,7 +559,7 @@ niagara2_patch:
nop
call niagara_patch_bzero
nop
call niagara2_patch_pageops
call niagara_patch_pageops
nop
ba,a,pt %xcc, 80f