diff options
Diffstat (limited to 'sysdeps/nptl/internaltypes.h')
| -rw-r--r-- | sysdeps/nptl/internaltypes.h | 21 |
1 files changed, 7 insertions, 14 deletions
diff --git a/sysdeps/nptl/internaltypes.h b/sysdeps/nptl/internaltypes.h index 203c548550..b78ad99a88 100644 --- a/sysdeps/nptl/internaltypes.h +++ b/sysdeps/nptl/internaltypes.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002-2016 Free Software Foundation, Inc. +/* Copyright (C) 2002-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -68,20 +68,13 @@ struct pthread_condattr { /* Combination of values: - Bit 0 : flag whether conditional variable will be sharable between - processes. - - Bit 1-7: clock ID. */ + Bit 0 : flag whether conditional variable will be + sharable between processes. + Bit 1-COND_CLOCK_BITS: Clock ID. COND_CLOCK_BITS is the number of bits + needed to represent the ID of the clock. */ int value; }; - - -/* The __NWAITERS field is used as a counter and to house the number - of bits for other purposes. COND_CLOCK_BITS is the number - of bits needed to represent the ID of the clock. COND_NWAITERS_SHIFT - is the number of bits reserved for other purposes like the clock. */ -#define COND_CLOCK_BITS 1 -#define COND_NWAITERS_SHIFT 1 +#define COND_CLOCK_BITS 1 /* Read-write lock variable attribute data structure. */ @@ -147,7 +140,7 @@ struct pthread_key_struct struct new_sem { #if __HAVE_64B_ATOMICS - /* The data field holds both value (in the least-significant 32 bytes) and + /* The data field holds both value (in the least-significant 32 bits) and nwaiters. */ # if __BYTE_ORDER == __LITTLE_ENDIAN # define SEM_VALUE_OFFSET 0 |