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authorIngo Molnar <mingo@kernel.org>2015-06-03 10:07:35 +0200
committerIngo Molnar <mingo@kernel.org>2015-06-03 10:07:35 +0200
commit71966f3a0b24b408a87a0c475262638fbb71da99 (patch)
treece900472dd12f03fd6d0e764ea9f5a647471689d /arch/ia64/include
parent34e7724c0767f04f6199f2bd7232e9ab1207e1df (diff)
parent92ae18371cb1abb4e186dd9d48de2bb0d9bba626 (diff)
downloadtalos-obmc-linux-71966f3a0b24b408a87a0c475262638fbb71da99.tar.gz
talos-obmc-linux-71966f3a0b24b408a87a0c475262638fbb71da99.zip
Merge branch 'locking/core' into x86/core, to prepare for dependent patch
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/ia64/include')
-rw-r--r--arch/ia64/include/asm/barrier.h7
-rw-r--r--arch/ia64/include/uapi/asm/cmpxchg.h2
2 files changed, 1 insertions, 8 deletions
diff --git a/arch/ia64/include/asm/barrier.h b/arch/ia64/include/asm/barrier.h
index f6769eb2bbf9..843ba435e43b 100644
--- a/arch/ia64/include/asm/barrier.h
+++ b/arch/ia64/include/asm/barrier.h
@@ -77,12 +77,7 @@ do { \
___p1; \
})
-/*
- * XXX check on this ---I suspect what Linus really wants here is
- * acquire vs release semantics but we can't discuss this stuff with
- * Linus just yet. Grrr...
- */
-#define set_mb(var, value) do { (var) = (value); mb(); } while (0)
+#define smp_store_mb(var, value) do { WRITE_ONCE(var, value); mb(); } while (0)
/*
* The group barrier in front of the rsm & ssm are necessary to ensure
diff --git a/arch/ia64/include/uapi/asm/cmpxchg.h b/arch/ia64/include/uapi/asm/cmpxchg.h
index f35109b1d907..a0e3620f8f13 100644
--- a/arch/ia64/include/uapi/asm/cmpxchg.h
+++ b/arch/ia64/include/uapi/asm/cmpxchg.h
@@ -61,8 +61,6 @@ extern void ia64_xchg_called_with_bad_pointer(void);
* indicated by comparing RETURN with OLD.
*/
-#define __HAVE_ARCH_CMPXCHG 1
-
/*
* This function doesn't exist, so you'll get a linker error
* if something tries to do an invalid cmpxchg().
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