From 850dcfcafe6c1cc9e59763a882a25a2f0c2c4d68 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Thu, 16 Jan 2003 18:24:32 +0000 Subject: Update. 2003-01-16 Jakub Jelinek * elf/dl-load.c (_dl_map_object_from_fd): Use GL(dl_tls_dtv_slotinfo_list) != NULL to check whether TLS has been already initialized. --- ChangeLog | 6 ++++++ elf/dl-load.c | 6 +++--- linuxthreads/ChangeLog | 6 ++++++ linuxthreads/pthread.c | 2 +- linuxthreads/sysdeps/ia64/tcb-offsets.sym | 5 +++++ linuxthreads/sysdeps/ia64/tls.h | 28 ++++++++++++++++++---------- nptl/ChangeLog | 5 +++++ 7 files changed, 44 insertions(+), 14 deletions(-) diff --git a/ChangeLog b/ChangeLog index bef7079134..49945b1d2b 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2003-01-16 Jakub Jelinek + + * elf/dl-load.c (_dl_map_object_from_fd): Use + GL(dl_tls_dtv_slotinfo_list) != NULL to check whether TLS has + been already initialized. + 2003-01-15 Dmitry V. Levin * sysdeps/unix/sysv/linux/ptsname.c: Fix typo in comment. diff --git a/elf/dl-load.c b/elf/dl-load.c index 9d9ba94539..9856294c67 100644 --- a/elf/dl-load.c +++ b/elf/dl-load.c @@ -953,9 +953,9 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp, /* If not loading the initial set of shared libraries, check whether we should permit loading a TLS segment. */ if (__builtin_expect (l->l_type == lt_library, 1) - /* If GL(dl_tls_max_dtv_idx) == 0, then rtld.c did not - set up TLS data structures, so don't use them now. */ - || __builtin_expect (GL(dl_tls_max_dtv_idx), 1) != 0) + /* If GL(dl_tls_dtv_slotinfo_list) == NULL, then rtld.c did + not set up TLS data structures, so don't use them now. */ + || __builtin_expect (GL(dl_tls_dtv_slotinfo_list) != NULL, 1)) { /* Assign the next available module ID. */ l->l_tls_modid = _dl_next_tls_modid (); diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog index 6a844b928c..990ebb3bae 100644 --- a/linuxthreads/ChangeLog +++ b/linuxthreads/ChangeLog @@ -1,3 +1,9 @@ +2003-01-16 Jakub Jelinek + + * pthread.c (_pthread_initialize_minimal): Use + GL(dl_tls_dtv_slotinfo_list) != NULL to check whether TLS has + been already initialized. + 2003-01-16 Jakub Jelinek * sysdeps/i386/tls.h (INIT_SYSINFO): Initialize head->sysinfo even diff --git a/linuxthreads/pthread.c b/linuxthreads/pthread.c index f72e20ee09..2888a6a2f7 100644 --- a/linuxthreads/pthread.c +++ b/linuxthreads/pthread.c @@ -305,7 +305,7 @@ __pthread_initialize_minimal(void) taken care of initializing the TLS data structures. */ __libc_setup_tls (TLS_TCB_SIZE, TLS_TCB_ALIGN); # elif !USE___THREAD - if (__builtin_expect (GL(dl_tls_max_dtv_idx) == 0, 0)) + if (__builtin_expect (GL(dl_tls_dtv_slotinfo_list) == NULL, 0)) { tcbhead_t *tcbp; diff --git a/linuxthreads/sysdeps/ia64/tcb-offsets.sym b/linuxthreads/sysdeps/ia64/tcb-offsets.sym index a1d199f44e..2b677f5abb 100644 --- a/linuxthreads/sysdeps/ia64/tcb-offsets.sym +++ b/linuxthreads/sysdeps/ia64/tcb-offsets.sym @@ -1,4 +1,9 @@ #include #include +-- +#ifdef USE_TLS MULTIPLE_THREADS_OFFSET offsetof (struct _pthread_descr_struct, p_header.data.multiple_threads) - sizeof (struct _pthread_descr_struct) +#else +MULTIPLE_THREADS_OFFSET offsetof (tcbhead_t, multiple_threads) +#endif diff --git a/linuxthreads/sysdeps/ia64/tls.h b/linuxthreads/sysdeps/ia64/tls.h index b2c47c00a6..238ea08399 100644 --- a/linuxthreads/sysdeps/ia64/tls.h +++ b/linuxthreads/sysdeps/ia64/tls.h @@ -32,13 +32,6 @@ typedef union dtv void *pointer; } dtv_t; - -typedef struct -{ - dtv_t *dtv; - void *private; -} tcbhead_t; - #else /* __ASSEMBLER__ */ # include #endif /* __ASSEMBLER__ */ @@ -49,6 +42,13 @@ typedef struct # define USE_TLS 1 # ifndef __ASSEMBLER__ + +typedef struct +{ + dtv_t *dtv; + void *private; +} tcbhead_t; + /* This is the size of the initial TCB. */ # define TLS_INIT_TCB_SIZE sizeof (tcbhead_t) @@ -106,14 +106,22 @@ typedef struct #else # ifndef __ASSEMBLER__ + +typedef struct +{ + void *tcb; + dtv_t *dtv; + void *self; + int multiple_threads; +} tcbhead_t; + /* Get the thread descriptor definition. */ # include # define NONTLS_INIT_TP \ do { \ - static struct _pthread_descr_struct nontls_init_tp \ - = { .p_header.data.multiple_threads = 0 }; \ - __thread_self = ((__typeof (__thread_self)) &nontls_init_tp) + 1; \ + static const tcbhead_t nontls_init_tp = { .multiple_threads = 0 }; \ + __thread_self = (__typeof (__thread_self)) &nontls_init_tp; \ } while (0) #endif diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 4d1f8ccfde..f6d60a0c2f 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,3 +1,8 @@ +2003-01-16 Jakub Jelinek + + * sysdeps/i386/tls.h (INIT_SYSINFO): Initialize _head->sysinfo even + if not SHARED. + 2003-01-14 Ulrich Drepper * sem_open.c (sem_open): Return SEM_FAILED if existing semaphore -- cgit v1.2.3