diff options
Diffstat (limited to 'src/ldso/dynlink.c')
| -rw-r--r-- | src/ldso/dynlink.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c index 1008e3ea..b049142b 100644 --- a/src/ldso/dynlink.c +++ b/src/ldso/dynlink.c @@ -1025,17 +1025,11 @@ void *__copy_tls(unsigned char *mem) { pthread_t td; struct dso *p; - - void **dtv = (void *)mem; - dtv[0] = (void *)tls_cnt; - if (!tls_cnt) { - td = (void *)(dtv+1); - td->dtv = td->dtv_copy = dtv; - return td; - } + void **dtv; #ifdef TLS_ABOVE_TP - mem += sizeof(void *) * (tls_cnt+1); + dtv = (void **)(mem + libc.tls_size) - (tls_cnt + 1); + mem += -((uintptr_t)mem + sizeof(struct pthread)) & (tls_align-1); td = (pthread_t)mem; mem += sizeof(struct pthread); @@ -1046,6 +1040,8 @@ void *__copy_tls(unsigned char *mem) memcpy(dtv[p->tls_id], p->tls_image, p->tls_len); } #else + dtv = (void **)mem; + mem += libc.tls_size - sizeof(struct pthread); mem -= (uintptr_t)mem & (tls_align-1); td = (pthread_t)mem; @@ -1056,6 +1052,7 @@ void *__copy_tls(unsigned char *mem) memcpy(dtv[p->tls_id], p->tls_image, p->tls_len); } #endif + dtv[0] = (void *)tls_cnt; td->dtv = td->dtv_copy = dtv; return td; } |