diff options
Diffstat (limited to 'nptl/allocatestack.c')
| -rw-r--r-- | nptl/allocatestack.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/nptl/allocatestack.c b/nptl/allocatestack.c index b0d7ea641a..4aec875548 100644 --- a/nptl/allocatestack.c +++ b/nptl/allocatestack.c @@ -248,7 +248,7 @@ allocate_stack (const struct pthread_attr *attr, struct pthread **pdp, return EINVAL; /* Adjust stack size for alignment of the TLS block. */ - adj = ((uintptr_t) attr->stackaddr) & (__static_tls_align - 1); + adj = ((uintptr_t) attr->stackaddr) & __static_tls_align_m1; assert (size > adj); /* The user provided some memory. Let's hope it matches the @@ -308,7 +308,6 @@ allocate_stack (const struct pthread_attr *attr, struct pthread **pdp, size_t reqsize; void *mem; -#undef COLORING_INCREMENT #if COLORING_INCREMENT != 0 /* Add one more page for stack coloring. Don't to it for stacks with 16 times pagesize or larger. This might just cause @@ -318,7 +317,7 @@ allocate_stack (const struct pthread_attr *attr, struct pthread **pdp, #endif /* Adjust the stack size for alignment. */ - size &= ~(__static_tls_align - 1); + size &= ~__static_tls_align_m1; assert (size != 0); /* Make sure the size of the stack is enough for the guard and @@ -359,9 +358,9 @@ allocate_stack (const struct pthread_attr *attr, struct pthread **pdp, /* Make sure the coloring offsets does not disturb the alignment of the TCB and static TLS block. */ - if (__builtin_expect ((coloring & (__static_tls_align - 1)) != 0, 0)) - coloring = (((coloring + __static_tls_align - 1) - & ~(__static_tls_align - 1)) + if (__builtin_expect ((coloring & __static_tls_align_m1) != 0, 0)) + coloring = (((coloring + __static_tls_align_m1) + & ~(__static_tls_align_m1)) & ~pagesize_m1); #else /* Unless specified we do not make any adjustments. */ |