From c8eb5b98b4a96ba17bc83fda2f13e31a76db9d10 Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Fri, 30 Jul 2010 14:50:28 +0200 Subject: open_issues/glibc_tls_segment_tcbhead_t_dtv_offset: New. --- .../glibc_tls_segment_tcbhead_t_dtv_offset.mdwn | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 open_issues/glibc_tls_segment_tcbhead_t_dtv_offset.mdwn (limited to 'open_issues') diff --git a/open_issues/glibc_tls_segment_tcbhead_t_dtv_offset.mdwn b/open_issues/glibc_tls_segment_tcbhead_t_dtv_offset.mdwn new file mode 100644 index 00000000..0d856e1e --- /dev/null +++ b/open_issues/glibc_tls_segment_tcbhead_t_dtv_offset.mdwn @@ -0,0 +1,20 @@ +[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]] + +[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] + +[[!tag open_issue_glibc]] + +IRC, unknown channel, unknown date. + + you can hardcode DTV_OFFSET as 4 for now + it's the offset of the dtv field in the tcbhead_t structure from hurd/libpthread + youpi: May very well be that I'm misunderstanding something, but wouldn't it rather be the offset of tcb in __pthread + the offset of dtv in tcbhead_t (which indeed is 4)? + what you don't know is that DTV_OFFSET is not relative to __pthread, but to the tls segment + Oh, aha. Thanks. + and drepper abused the fact that in nptl __pthread appears at the start of the tls segment -- cgit v1.2.3