The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=85d846b369f4d8c0033993d3d1307779d3b9aa62
commit 85d846b369f4d8c0033993d3d1307779d3b9aa62 Author: Konstantin Belousov <[email protected]> AuthorDate: 2021-04-06 18:55:10 +0000 Commit: Konstantin Belousov <[email protected]> CommitDate: 2021-04-09 20:46:24 +0000 rtld: style tls_get_addr_slow Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D29623 --- libexec/rtld-elf/rtld.c | 54 ++++++++++++++++++++++++------------------------- 1 file changed, 27 insertions(+), 27 deletions(-) diff --git a/libexec/rtld-elf/rtld.c b/libexec/rtld-elf/rtld.c index 19027518d3c2..8b03616993d2 100644 --- a/libexec/rtld-elf/rtld.c +++ b/libexec/rtld-elf/rtld.c @@ -4875,35 +4875,35 @@ static void *tls_get_addr_slow(Elf_Addr **, int, size_t) __noinline; static void * tls_get_addr_slow(Elf_Addr **dtvp, int index, size_t offset) { - Elf_Addr *newdtv, *dtv; - RtldLockState lockstate; - int to_copy; + Elf_Addr *newdtv, *dtv; + RtldLockState lockstate; + int to_copy; - dtv = *dtvp; - /* Check dtv generation in case new modules have arrived */ - if (dtv[0] != tls_dtv_generation) { - wlock_acquire(rtld_bind_lock, &lockstate); - newdtv = xcalloc(tls_max_index + 2, sizeof(Elf_Addr)); - to_copy = dtv[1]; - if (to_copy > tls_max_index) - to_copy = tls_max_index; - memcpy(&newdtv[2], &dtv[2], to_copy * sizeof(Elf_Addr)); - newdtv[0] = tls_dtv_generation; - newdtv[1] = tls_max_index; - free(dtv); - lock_release(rtld_bind_lock, &lockstate); - dtv = *dtvp = newdtv; - } + dtv = *dtvp; + /* Check dtv generation in case new modules have arrived */ + if (dtv[0] != tls_dtv_generation) { + wlock_acquire(rtld_bind_lock, &lockstate); + newdtv = xcalloc(tls_max_index + 2, sizeof(Elf_Addr)); + to_copy = dtv[1]; + if (to_copy > tls_max_index) + to_copy = tls_max_index; + memcpy(&newdtv[2], &dtv[2], to_copy * sizeof(Elf_Addr)); + newdtv[0] = tls_dtv_generation; + newdtv[1] = tls_max_index; + free(dtv); + lock_release(rtld_bind_lock, &lockstate); + dtv = *dtvp = newdtv; + } - /* Dynamically allocate module TLS if necessary */ - if (dtv[index + 1] == 0) { - /* Signal safe, wlock will block out signals. */ - wlock_acquire(rtld_bind_lock, &lockstate); - if (!dtv[index + 1]) - dtv[index + 1] = (Elf_Addr)allocate_module_tls(index); - lock_release(rtld_bind_lock, &lockstate); - } - return ((void *)(dtv[index + 1] + offset)); + /* Dynamically allocate module TLS if necessary */ + if (dtv[index + 1] == 0) { + /* Signal safe, wlock will block out signals. */ + wlock_acquire(rtld_bind_lock, &lockstate); + if (!dtv[index + 1]) + dtv[index + 1] = (Elf_Addr)allocate_module_tls(index); + lock_release(rtld_bind_lock, &lockstate); + } + return ((void *)(dtv[index + 1] + offset)); } void * _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/dev-commits-src-main To unsubscribe, send any mail to "[email protected]"
