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x86: uv: xpc needs to provide an abstraction for uv_gpa

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Provide an SGI SN2/UV agnositic method for converting a global physical
address into a socket physical address.

Signed-off-by: Robin Holt <holt@sgi.com>
Cc: Jack Steiner <steiner@sgi.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Robin Holt
2009-12-15 16:47:53 -08:00
committed by Linus Torvalds
parent 729d69e699
commit 682128939f
4 changed files with 24 additions and 0 deletions
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3
drivers/misc/sgi-xp/xp_main.c
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@ -44,6 +44,9 @@ EXPORT_SYMBOL_GPL(xp_region_size);
unsigned long (*xp_pa) (void *addr);
EXPORT_SYMBOL_GPL(xp_pa);
unsigned long (*xp_socket_pa) (unsigned long gpa);
EXPORT_SYMBOL_GPL(xp_socket_pa);
enum xp_retval (*xp_remote_memcpy) (unsigned long dst_gpa,
const unsigned long src_gpa, size_t len);
EXPORT_SYMBOL_GPL(xp_remote_memcpy);