aboutsummaryrefslogtreecommitdiff
path: root/nptl/allocatestack.c
diff options
context:
space:
mode:
authorAllan McRae <allan@archlinux.org>2014-02-05 21:21:00 +1000
committerAllan McRae <allan@archlinux.org>2014-02-06 08:46:20 +1000
commit8b6785f0836011cace9a77f3c24e51a7379238a0 (patch)
treead74c6bc2f68916c614ee907665245e306da5292 /nptl/allocatestack.c
parentdd654bf9ba1848bf9ed250f8ebaa5097c383dcf8 (diff)
downloadglibc-8b6785f0836011cace9a77f3c24e51a7379238a0.zip
glibc-8b6785f0836011cace9a77f3c24e51a7379238a0.tar.gz
glibc-8b6785f0836011cace9a77f3c24e51a7379238a0.tar.bz2
Revert "Patch 3/4 of the effort to make TLS access async-signal-safe."
This reverts commit 35e8f7ab94c910659de9d507aa0f3e1f8973d914.
Diffstat (limited to 'nptl/allocatestack.c')
-rw-r--r--nptl/allocatestack.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/nptl/allocatestack.c b/nptl/allocatestack.c
index 7f6094e..13eca47 100644
--- a/nptl/allocatestack.c
+++ b/nptl/allocatestack.c
@@ -242,7 +242,11 @@ get_cached_stack (size_t *sizep, void **memp)
/* Clear the DTV. */
dtv_t *dtv = GET_DTV (TLS_TPADJ (result));
- _dl_clear_dtv (dtv);
+ for (size_t cnt = 0; cnt < dtv[-1].counter; ++cnt)
+ if (! dtv[1 + cnt].pointer.is_static
+ && dtv[1 + cnt].pointer.val != TLS_DTV_UNALLOCATED)
+ free (dtv[1 + cnt].pointer.val);
+ memset (dtv, '\0', (dtv[-1].counter + 1) * sizeof (dtv_t));
/* Re-initialize the TLS. */
_dl_allocate_tls_init (TLS_TPADJ (result));