From fe60d146c76a500ac68496c2c2b3223337d3d7c6 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sun, 16 Oct 2005 11:38:59 +0000 Subject: * sysdeps/unix/sysv/linux/sh/bits/mman.h: Define MREMAP_FIXED. --- nptl/ChangeLog | 6 ++++++ nptl/init.c | 21 +++++++++++++-------- 2 files changed, 19 insertions(+), 8 deletions(-) (limited to 'nptl') diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 3c8e73a..ef30df0 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,3 +1,9 @@ +2005-10-16 Roland McGrath + + * init.c (__pthread_initialize_minimal_internal): Even when using a + compile-time default stack size, apply the minimum that allocate_stack + will require, and round up to page size. + 2005-10-10 Daniel Jacobowitz * Makefile ($(test-modules)): Remove static pattern rule. diff --git a/nptl/init.c b/nptl/init.c index de70412..6a7fff9 100644 --- a/nptl/init.c +++ b/nptl/init.c @@ -297,17 +297,22 @@ __pthread_initialize_minimal_internal (void) || limit.rlim_cur == RLIM_INFINITY) /* The system limit is not usable. Use an architecture-specific default. */ - __default_stacksize = ARCH_STACK_DEFAULT_SIZE; + limit.rlim_cur = ARCH_STACK_DEFAULT_SIZE; else if (limit.rlim_cur < PTHREAD_STACK_MIN) /* The system limit is unusably small. Use the minimal size acceptable. */ - __default_stacksize = PTHREAD_STACK_MIN; - else - { - /* Round the resource limit up to page size. */ - const uintptr_t pagesz = __sysconf (_SC_PAGESIZE); - __default_stacksize = (limit.rlim_cur + pagesz - 1) & -pagesz; - } + limit.rlim_cur = PTHREAD_STACK_MIN; + + /* Make sure it meets the minimum size that allocate_stack + (allocatestack.c) will demand, which depends on the page size. */ + const uintptr_t pagesz = __sysconf (_SC_PAGESIZE); + const size_t minstack = pagesz * 2 + __static_tls_size + MINIMAL_REST_STACK; + if (limit.rlim_cur < minstack) + limit.rlim_cur = minstack; + + /* Round the resource limit up to page size. */ + limit.rlim_cur = (limit.rlim_cur + pagesz - 1) & -pagesz; + __default_stacksize = limit.rlim_cur; /* Get the size of the static and alignment requirements for the TLS block. */ -- cgit v1.1