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Re-use our roundup2() macro instead of reinventing the wheel.

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Obtained from:	DragonflyBSD
This commit is contained in:
pfg 2016-04-18 16:25:37 +00:00
parent 37a227e93c
commit 3c79e64b06
1 changed files with 4 additions and 6 deletions
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10
lib/libc/gen/tls.c
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@ -33,6 +33,7 @@
*/
#include <sys/cdefs.h>
#include <sys/param.h>
#include <stdlib.h>
#include <string.h>
#include <elf.h>
@ -82,9 +83,6 @@ void __libc_free_tls(void *tls, size_t tcbsize, size_t tcbalign);
#ifndef PIC
#define round(size, align) \
(((size) + (align) - 1) & ~((align) - 1))
static size_t tls_static_space;
static size_t tls_init_size;
static void *tls_init;
@ -190,7 +188,7 @@ __libc_free_tls(void *tcb, size_t tcbsize __unused, size_t tcbalign)
* Figure out the size of the initial TLS block so that we can
* find stuff which ___tls_get_addr() allocated dynamically.
*/
size = round(tls_static_space, tcbalign);
size = roundup2(tls_static_space, tcbalign);
dtv = ((Elf_Addr**)tcb)[1];
tlsend = (Elf_Addr) tcb;
@ -210,7 +208,7 @@ __libc_allocate_tls(void *oldtls, size_t tcbsize, size_t tcbalign)
Elf_Addr *dtv;
Elf_Addr segbase, oldsegbase;
size = round(tls_static_space, tcbalign);
size = roundup2(tls_static_space, tcbalign);
if (tcbsize < 2 * sizeof(Elf_Addr))
tcbsize = 2 * sizeof(Elf_Addr);
@ -307,7 +305,7 @@ _init_tls(void)
for (i = 0; (unsigned) i < phnum; i++) {
if (phdr[i].p_type == PT_TLS) {
tls_static_space = round(phdr[i].p_memsz,
tls_static_space = roundup2(phdr[i].p_memsz,
phdr[i].p_align);
tls_init_size = phdr[i].p_filesz;
tls_init = (void*) phdr[i].p_vaddr;