From b399707ead1bf45eb9c59fbaee04e0587d68ed58 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Tue, 13 Dec 2005 07:32:19 +0000 Subject: [PATCH] 2005-12-12 Roland McGrath * init.c (__pthread_initialize_minimal_internal): Do __static_tls_size adjustments before choosing stack size. Update minimum stack size calculation to match allocate_stack change. --- nptl/init.c | 25 ++++++++++++------------- 1 file changed, 12 insertions(+), 13 deletions(-) diff --git a/nptl/init.c b/nptl/init.c index 6a7fff9..1f79eba 100644 --- a/nptl/init.c +++ b/nptl/init.c @@ -289,6 +289,17 @@ __pthread_initialize_minimal_internal (void) (void) INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_UNBLOCK, &sa.sa_mask, NULL, _NSIG / 8); + /* Get the size of the static and alignment requirements for the TLS + block. */ + size_t static_tls_align; + _dl_get_tls_static_info (&__static_tls_size, &static_tls_align); + + /* Make sure the size takes all the alignments into account. */ + if (STACK_ALIGN > static_tls_align) + static_tls_align = STACK_ALIGN; + __static_tls_align_m1 = static_tls_align - 1; + + __static_tls_size = roundup (__static_tls_size, static_tls_align); /* Determine the default allowed stack size. This is the size used in case the user does not specify one. */ @@ -306,7 +317,7 @@ __pthread_initialize_minimal_internal (void) /* 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; + const size_t minstack = pagesz + __static_tls_size + MINIMAL_REST_STACK; if (limit.rlim_cur < minstack) limit.rlim_cur = minstack; @@ -314,18 +325,6 @@ __pthread_initialize_minimal_internal (void) 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. */ - size_t static_tls_align; - _dl_get_tls_static_info (&__static_tls_size, &static_tls_align); - - /* Make sure the size takes all the alignments into account. */ - if (STACK_ALIGN > static_tls_align) - static_tls_align = STACK_ALIGN; - __static_tls_align_m1 = static_tls_align - 1; - - __static_tls_size = roundup (__static_tls_size, static_tls_align); - #ifdef SHARED /* Transfer the old value from the dynamic linker's internal location. */ *__libc_dl_error_tsd () = *(*GL(dl_error_catch_tsd)) (); -- 2.7.4