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authorIngo Molnar <mingo@elte.hu>2008-09-14 14:07:00 +0200
committerIngo Molnar <mingo@elte.hu>2008-09-14 14:07:00 +0200
commit6e03f99803195e5aaf7f247db31b0d11857ccc35 (patch)
treeffd4b1a140854977e984a4390105333845c0e90c /arch/ia64/include
parent982162602b31041b426edec6480d327743abcbcc (diff)
parent6bfb09a1005193be5c81ebac9f3ef85210142650 (diff)
Merge branch 'linus' into x86/iommu
Conflicts: lib/swiotlb.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/ia64/include')
-rw-r--r--arch/ia64/include/asm/elf.h15
-rw-r--r--arch/ia64/include/asm/sections.h13
-rw-r--r--arch/ia64/include/asm/sn/bte.h9
3 files changed, 32 insertions, 5 deletions
diff --git a/arch/ia64/include/asm/elf.h b/arch/ia64/include/asm/elf.h
index 5e0c1a6bce8..2acb6b6543c 100644
--- a/arch/ia64/include/asm/elf.h
+++ b/arch/ia64/include/asm/elf.h
@@ -266,4 +266,19 @@ do { \
} \
} while (0)
+/*
+ * format for entries in the Global Offset Table
+ */
+struct got_entry {
+ uint64_t val;
+};
+
+/*
+ * Layout of the Function Descriptor
+ */
+struct fdesc {
+ uint64_t ip;
+ uint64_t gp;
+};
+
#endif /* _ASM_IA64_ELF_H */
diff --git a/arch/ia64/include/asm/sections.h b/arch/ia64/include/asm/sections.h
index a7acad2bc2f..f6679989103 100644
--- a/arch/ia64/include/asm/sections.h
+++ b/arch/ia64/include/asm/sections.h
@@ -6,6 +6,8 @@
* David Mosberger-Tang <davidm@hpl.hp.com>
*/
+#include <linux/elf.h>
+#include <linux/uaccess.h>
#include <asm-generic/sections.h>
extern char __per_cpu_start[], __per_cpu_end[], __phys_per_cpu_start[];
@@ -22,7 +24,16 @@ extern char __start_unwind[], __end_unwind[];
extern char __start_ivt_text[], __end_ivt_text[];
#undef dereference_function_descriptor
-void *dereference_function_descriptor(void *);
+static inline void *dereference_function_descriptor(void *ptr)
+{
+ struct fdesc *desc = ptr;
+ void *p;
+
+ if (!probe_kernel_address(&desc->ip, p))
+ ptr = p;
+ return ptr;
+}
+
#endif /* _ASM_IA64_SECTIONS_H */
diff --git a/arch/ia64/include/asm/sn/bte.h b/arch/ia64/include/asm/sn/bte.h
index a0d214f4311..5efecf06c9a 100644
--- a/arch/ia64/include/asm/sn/bte.h
+++ b/arch/ia64/include/asm/sn/bte.h
@@ -223,10 +223,11 @@ extern void bte_error_handler(unsigned long);
* until the transfer is complete. In order to get the asynch
* version of bte_copy, you must perform this check yourself.
*/
-#define BTE_UNALIGNED_COPY(src, dest, len, mode) \
- (((len & L1_CACHE_MASK) || (src & L1_CACHE_MASK) || \
- (dest & L1_CACHE_MASK)) ? \
- bte_unaligned_copy(src, dest, len, mode) : \
+#define BTE_UNALIGNED_COPY(src, dest, len, mode) \
+ (((len & (L1_CACHE_BYTES - 1)) || \
+ (src & (L1_CACHE_BYTES - 1)) || \
+ (dest & (L1_CACHE_BYTES - 1))) ? \
+ bte_unaligned_copy(src, dest, len, mode) : \
bte_copy(src, dest, len, mode, NULL))