diff options
Diffstat (limited to 'open_issues/glibc_tls_segment_tcbhead_t_dtv_offset.mdwn')
-rw-r--r-- | open_issues/glibc_tls_segment_tcbhead_t_dtv_offset.mdwn | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/open_issues/glibc_tls_segment_tcbhead_t_dtv_offset.mdwn b/open_issues/glibc_tls_segment_tcbhead_t_dtv_offset.mdwn deleted file mode 100644 index 47f104c6..00000000 --- a/open_issues/glibc_tls_segment_tcbhead_t_dtv_offset.mdwn +++ /dev/null @@ -1,28 +0,0 @@ -[[!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. - - <youpi> you can hardcode DTV_OFFSET as 4 for now - <youpi> it's the offset of the dtv field in the tcbhead_t structure from hurd/libpthread - <tschwinge> 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)? - <youpi> what you don't know is that DTV_OFFSET is not relative to __pthread, but to the tls segment - <tschwinge> Oh, aha. Thanks. - <youpi> and drepper abused the fact that in nptl __pthread appears at the start of the tls segment - -kFreeBSD, glibc: - - ++#if 0 - + DTV_OFFSET offsetof(struct pthread, header.dtv) - ++#else - ++DTV_OFFSET offsetof(struct _pthread_descr_struct, p_header.data.dtvp) - ++#endif |