The patch titled
x86: uv: xpc needs to provide an abstraction for uv_gpa
has been removed from the -mm tree. Its filename was
x86-uv-xpc-needs-to-provide-an-abstraction-for-uv_gpa.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: x86: uv: xpc needs to provide an abstraction for uv_gpa
From: Robin Holt <holt@xxxxxxx>
Provide an SGI SN2/UV agnositic method for converting a global physical
address into a socket physical address.
Signed-off-by: Robin Holt <holt@xxxxxxx>
Cc: Jack Steiner <steiner@xxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/misc/sgi-xp/xp.h | 1 +
drivers/misc/sgi-xp/xp_main.c | 3 +++
drivers/misc/sgi-xp/xp_sn2.c | 10 ++++++++++
drivers/misc/sgi-xp/xp_uv.c | 10 ++++++++++
4 files changed, 24 insertions(+)
diff -puN drivers/misc/sgi-xp/xp.h~x86-uv-xpc-needs-to-provide-an-abstraction-for-uv_gpa drivers/misc/sgi-xp/xp.h
--- a/drivers/misc/sgi-xp/xp.h~x86-uv-xpc-needs-to-provide-an-abstraction-for-uv_gpa
+++ a/drivers/misc/sgi-xp/xp.h
@@ -339,6 +339,7 @@ extern short xp_partition_id;
extern u8 xp_region_size;
extern unsigned long (*xp_pa) (void *);
+extern unsigned long (*xp_socket_pa) (unsigned long);
extern enum xp_retval (*xp_remote_memcpy) (unsigned long, const unsigned long,
size_t);
extern int (*xp_cpu_to_nasid) (int);
diff -puN drivers/misc/sgi-xp/xp_main.c~x86-uv-xpc-needs-to-provide-an-abstraction-for-uv_gpa drivers/misc/sgi-xp/xp_main.c
--- a/drivers/misc/sgi-xp/xp_main.c~x86-uv-xpc-needs-to-provide-an-abstraction-for-uv_gpa
+++ a/drivers/misc/sgi-xp/xp_main.c
@@ -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);
diff -puN drivers/misc/sgi-xp/xp_sn2.c~x86-uv-xpc-needs-to-provide-an-abstraction-for-uv_gpa drivers/misc/sgi-xp/xp_sn2.c
--- a/drivers/misc/sgi-xp/xp_sn2.c~x86-uv-xpc-needs-to-provide-an-abstraction-for-uv_gpa
+++ a/drivers/misc/sgi-xp/xp_sn2.c
@@ -84,6 +84,15 @@ xp_pa_sn2(void *addr)
}
/*
+ * Convert a global physical to a socket physical address.
+ */
+static unsigned long
+xp_socket_pa_sn2(unsigned long gpa)
+{
+ return gpa;
+}
+
+/*
* Wrapper for bte_copy().
*
* dst_pa - physical address of the destination of the transfer.
@@ -162,6 +171,7 @@ xp_init_sn2(void)
xp_region_size = sn_region_size;
xp_pa = xp_pa_sn2;
+ xp_socket_pa = xp_socket_pa_sn2;
xp_remote_memcpy = xp_remote_memcpy_sn2;
xp_cpu_to_nasid = xp_cpu_to_nasid_sn2;
xp_expand_memprotect = xp_expand_memprotect_sn2;
diff -puN drivers/misc/sgi-xp/xp_uv.c~x86-uv-xpc-needs-to-provide-an-abstraction-for-uv_gpa drivers/misc/sgi-xp/xp_uv.c
--- a/drivers/misc/sgi-xp/xp_uv.c~x86-uv-xpc-needs-to-provide-an-abstraction-for-uv_gpa
+++ a/drivers/misc/sgi-xp/xp_uv.c
@@ -32,6 +32,15 @@ xp_pa_uv(void *addr)
return uv_gpa(addr);
}
+/*
+ * Convert a global physical to socket physical address.
+ */
+static unsigned long
+xp_socket_pa_uv(unsigned long gpa)
+{
+ return uv_gpa_to_soc_phys_ram(gpa);
+}
+
static enum xp_retval
xp_remote_memcpy_uv(unsigned long dst_gpa, const unsigned long src_gpa,
size_t len)
@@ -123,6 +132,7 @@ xp_init_uv(void)
xp_region_size = sn_region_size;
xp_pa = xp_pa_uv;
+ xp_socket_pa = xp_socket_pa_uv;
xp_remote_memcpy = xp_remote_memcpy_uv;
xp_cpu_to_nasid = xp_cpu_to_nasid_uv;
xp_expand_memprotect = xp_expand_memprotect_uv;
_
Patches currently in -mm which might be from holt@xxxxxxx are
origin.patch
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