diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-15 21:23:52 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-15 21:23:52 -0400 |
commit | b80cd62b7d4406bbe8c573fe4381dcc71a2850fd (patch) | |
tree | b3fbd9dcaac45feefc554b5a46888b2cbec0c51d /include/asm-generic | |
parent | c345f60a5f58a65004f22fb0d257d65ec1528310 (diff) | |
parent | 07d5ecae2940ddd77746e2fb597dcf57d3c2e277 (diff) |
Merge branch 'core-futexes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-futexes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
arm: Remove bogus comment in futex_atomic_cmpxchg_inatomic()
futex: Deobfuscate handle_futex_death()
plist: Add priority list test
plist: Shrink struct plist_head
futex,plist: Remove debug lock assignment from plist_node
futex,plist: Pass the real head of the priority list to plist_del()
futex: Sanitize futex ops argument types
futex: Sanitize cmpxchg_futex_value_locked API
futex: Remove redundant pagefault_disable in futex_atomic_cmpxchg_inatomic()
futex: Avoid redudant evaluation of task_pid_vnr()
futex: Update futex_wait_setup comments about locking
Diffstat (limited to 'include/asm-generic')
-rw-r--r-- | include/asm-generic/futex.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/asm-generic/futex.h b/include/asm-generic/futex.h index 3c2344f48136..01f227e14254 100644 --- a/include/asm-generic/futex.h +++ b/include/asm-generic/futex.h | |||
@@ -6,7 +6,7 @@ | |||
6 | #include <asm/errno.h> | 6 | #include <asm/errno.h> |
7 | 7 | ||
8 | static inline int | 8 | static inline int |
9 | futex_atomic_op_inuser (int encoded_op, int __user *uaddr) | 9 | futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr) |
10 | { | 10 | { |
11 | int op = (encoded_op >> 28) & 7; | 11 | int op = (encoded_op >> 28) & 7; |
12 | int cmp = (encoded_op >> 24) & 15; | 12 | int cmp = (encoded_op >> 24) & 15; |
@@ -16,7 +16,7 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr) | |||
16 | if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) | 16 | if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) |
17 | oparg = 1 << oparg; | 17 | oparg = 1 << oparg; |
18 | 18 | ||
19 | if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int))) | 19 | if (! access_ok (VERIFY_WRITE, uaddr, sizeof(u32))) |
20 | return -EFAULT; | 20 | return -EFAULT; |
21 | 21 | ||
22 | pagefault_disable(); | 22 | pagefault_disable(); |
@@ -48,7 +48,8 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr) | |||
48 | } | 48 | } |
49 | 49 | ||
50 | static inline int | 50 | static inline int |
51 | futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval) | 51 | futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, |
52 | u32 oldval, u32 newval) | ||
52 | { | 53 | { |
53 | return -ENOSYS; | 54 | return -ENOSYS; |
54 | } | 55 | } |