* + atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips.patch added to -mm tree
@ 2007-02-15 7:06 akpm
0 siblings, 0 replies; 2+ messages in thread
From: akpm @ 2007-02-15 7:06 UTC (permalink / raw)
To: mm-commits; +Cc: mathieu.desnoyers, ralf
The patch titled
atomic.h: add atomic64 cmpxchg, xchg and add_unless to mips
has been added to the -mm tree. Its filename is
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: atomic.h: add atomic64 cmpxchg, xchg and add_unless to mips
From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
include/asm-mips/atomic.h | 29 ++++++++++++++++++++++++++---
1 file changed, 26 insertions(+), 3 deletions(-)
diff -puN include/asm-mips/atomic.h~atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips include/asm-mips/atomic.h
--- a/include/asm-mips/atomic.h~atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips
+++ a/include/asm-mips/atomic.h
@@ -306,8 +306,8 @@ static __inline__ int atomic_sub_if_posi
return result;
}
-#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
-#define atomic_xchg(v, new) (xchg(&((v)->counter), new))
+#define atomic_cmpxchg(v, o, n) (cmpxchg(&((v)->counter), (o), (n)))
+#define atomic_xchg(v, new) (xchg(&((v)->counter), (new)))
/**
* atomic_add_unless - add unless the number is a given value
@@ -320,7 +320,7 @@ static __inline__ int atomic_sub_if_posi
*/
#define atomic_add_unless(v, a, u) \
({ \
- int c, old; \
+ __typeof__((v)->counter) c, old; \
c = atomic_read(v); \
while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
c = old; \
@@ -681,6 +681,29 @@ static __inline__ long atomic64_sub_if_p
return result;
}
+#define atomic64_cmpxchg(v, o, n) \
+ (((__typeof__((v)->counter)))cmpxchg(&((v)->counter), (o), (n)))
+#define atomic64_xchg(v, new) (xchg(&((v)->counter), (new)))
+
+/**
+ * atomic64_add_unless - add unless the number is a given value
+ * @v: pointer of type atomic64_t
+ * @a: the amount to add to v...
+ * @u: ...unless v is equal to u.
+ *
+ * Atomically adds @a to @v, so long as it was not @u.
+ * Returns non-zero if @v was not @u, and zero otherwise.
+ */
+#define atomic64_add_unless(v, a, u) \
+({ \
+ __typeof__((v)->counter) c, old; \
+ c = atomic_read(v); \
+ while (c != (u) && (old = atomic64_cmpxchg((v), c, c + (a))) != c) \
+ c = old; \
+ c != (u); \
+})
+#define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0)
+
#define atomic64_dec_return(v) atomic64_sub_return(1,(v))
#define atomic64_inc_return(v) atomic64_add_return(1,(v))
_
Patches currently in -mm which might be from mathieu.desnoyers@polymtl.ca are
origin.patch
git-mips.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-alpha.patch
atomich-complete-atomic_long-operations-in-asm-generic.patch
atomich-i386-type-safety-fix.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-ia64.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-parisc.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-powerpc.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-sparc64.patch
atomich-add-atomic64_xchg-to-s390.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-x86_64.patch
atomich-atomic_add_unless-as-inline-remove-systemh-atomich-circular-dependency.patch
local_t-architecture-independant-extension.patch
local_t-alpha-extension.patch
local_t-i386-extension.patch
local_t-ia64-extension.patch
local_t-mips-extension.patch
local_t-parisc-cleanup.patch
local_t-powerpc-extension.patch
local_t-s390-cleanup.patch
local_t-sparc64-cleanup.patch
local_t-x86_64-extension.patch
^ permalink raw reply [flat|nested] 2+ messages in thread
* + atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips.patch added to -mm tree
@ 2007-01-26 5:41 akpm
0 siblings, 0 replies; 2+ messages in thread
From: akpm @ 2007-01-26 5:41 UTC (permalink / raw)
To: mm-commits; +Cc: mathieu.desnoyers, ralf
The patch titled
atomic.h: add atomic64 cmpxchg, xchg and add_unless to mips
has been added to the -mm tree. Its filename is
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: atomic.h: add atomic64 cmpxchg, xchg and add_unless to mips
From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
include/asm-mips/atomic.h | 30 +++++++++++++++++++++++++++---
1 file changed, 27 insertions(+), 3 deletions(-)
diff -puN include/asm-mips/atomic.h~atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips include/asm-mips/atomic.h
--- a/include/asm-mips/atomic.h~atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips
+++ a/include/asm-mips/atomic.h
@@ -291,8 +291,9 @@ static __inline__ int atomic_sub_if_posi
return result;
}
-#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
-#define atomic_xchg(v, new) (xchg(&((v)->counter), new))
+#define atomic_cmpxchg(v, o, n) \
+ (((__typeof__((v)->counter)))cmpxchg(&((v)->counter), (o), (n)))
+#define atomic_xchg(v, new) (xchg(&((v)->counter), (new)))
/**
* atomic_add_unless - add unless the number is a given value
@@ -305,7 +306,7 @@ static __inline__ int atomic_sub_if_posi
*/
#define atomic_add_unless(v, a, u) \
({ \
- int c, old; \
+ __typeof__((v)->counter) c, old; \
c = atomic_read(v); \
while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
c = old; \
@@ -651,6 +652,29 @@ static __inline__ long atomic64_sub_if_p
return result;
}
+#define atomic64_cmpxchg(v, o, n) \
+ (((__typeof__((v)->counter)))cmpxchg(&((v)->counter), (o), (n)))
+#define atomic64_xchg(v, new) (xchg(&((v)->counter), (new)))
+
+/**
+ * atomic64_add_unless - add unless the number is a given value
+ * @v: pointer of type atomic64_t
+ * @a: the amount to add to v...
+ * @u: ...unless v is equal to u.
+ *
+ * Atomically adds @a to @v, so long as it was not @u.
+ * Returns non-zero if @v was not @u, and zero otherwise.
+ */
+#define atomic64_add_unless(v, a, u) \
+({ \
+ __typeof__((v)->counter) c, old; \
+ c = atomic_read(v); \
+ while (c != (u) && (old = atomic64_cmpxchg((v), c, c + (a))) != c) \
+ c = old; \
+ c != (u); \
+})
+#define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0)
+
#define atomic64_dec_return(v) atomic64_sub_return(1,(v))
#define atomic64_inc_return(v) atomic64_add_return(1,(v))
_
Patches currently in -mm which might be from mathieu.desnoyers@polymtl.ca are
relay-add-cpu-hotplug-support.patch
local_t-documentation.patch
local_t-documentation-fix.patch
order-of-lockdep-off-on-in-vprintk-should-be-changed.patch
minimize-lockdep_on-off-side-effect.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-alpha.patch
atomich-complete-atomic_long-operations-in-asm-generic.patch
atomich-complete-atomic_long-operations-in-asm-generic-fix.patch
atomich-i386-type-safety-fix.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-ia64.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-parisc.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-powerpc.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-sparc64.patch
atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-x86_64.patch
^ permalink raw reply [flat|nested] 2+ messages in thread
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2007-02-15 7:06 + atomich-add-atomic64-cmpxchg-xchg-and-add_unless-to-mips.patch added to -mm tree akpm
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2007-01-26 5:41 akpm
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