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Diffstat (limited to 'tools/memory-model/litmus-tests/MP+onceassign+derefonce.litmus')
| -rw-r--r-- | tools/memory-model/litmus-tests/MP+onceassign+derefonce.litmus | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/tools/memory-model/litmus-tests/MP+onceassign+derefonce.litmus b/tools/memory-model/litmus-tests/MP+onceassign+derefonce.litmus index 97731b4bbdd8..d84160b9c1ae 100644 --- a/tools/memory-model/litmus-tests/MP+onceassign+derefonce.litmus +++ b/tools/memory-model/litmus-tests/MP+onceassign+derefonce.litmus @@ -10,25 +10,24 @@ C MP+onceassign+derefonce *) { -y=z; -z=0; +p=y; } -P0(int *x, int **y) +P0(int *x, int **p) // Producer { WRITE_ONCE(*x, 1); - rcu_assign_pointer(*y, x); + rcu_assign_pointer(*p, x); } -P1(int *x, int **y) +P1(int *x, int **p) // Consumer { int *r0; int r1; rcu_read_lock(); - r0 = rcu_dereference(*y); + r0 = rcu_dereference(*p); r1 = READ_ONCE(*r0); rcu_read_unlock(); } -exists (1:r0=x /\ 1:r1=0) +exists (1:r0=x /\ 1:r1=0) (* Bad outcome. *) |