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Diffstat (limited to 'open_issues/glibc/t/tls-threadvar.mdwn')
| -rw-r--r-- | open_issues/glibc/t/tls-threadvar.mdwn | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/open_issues/glibc/t/tls-threadvar.mdwn b/open_issues/glibc/t/tls-threadvar.mdwn new file mode 100644 index 00000000..e72732ab --- /dev/null +++ b/open_issues/glibc/t/tls-threadvar.mdwn @@ -0,0 +1,31 @@ +[[!meta copyright="Copyright © 2011, 2012 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 open_issue_libpthread]] + +This basically means to get rid of `sysdeps/mach/hurd/bits/libc-tsd.h` (and +thus the `_HURD_THREADVAR_*`/`_hurd_threadvar_location` interface), and +directly use `__thread` instead. + +IRC, freenode, #hurd, 2011-10-23: + + <tschwinge> youpi: If we want to replace threadvars with TLS, there is one + problem: the threadvars interface is publically exported: + /usr/include/hurd/threadvar.h. + <tschwinge> youpi: But I am somewhat inclined to say that the only user of + this is libthreads/libpthread. Do you think differently? + <youpi> tschwinge: that's very probable + <youpi> so I think we can just drop it + <youpi> (people should use TLS anyway) + +[[libpthread_set_stack_size]]. + +After this has been done, probably the whole `__libc_tsd_*` stuff can be +dropped altogether, and `__thread` directly be used in glibc. |