diff options
Diffstat (limited to 'open_issues/glibc.mdwn')
| -rw-r--r-- | open_issues/glibc.mdwn | 51 |
1 files changed, 39 insertions, 12 deletions
diff --git a/open_issues/glibc.mdwn b/open_issues/glibc.mdwn index d3f88673..e8279139 100644 --- a/open_issues/glibc.mdwn +++ b/open_issues/glibc.mdwn @@ -27,8 +27,17 @@ Here's what's to be done for maintaining glibc. # Configuration -Last reviewed up to the [[Git mirror's 187da0aedcd9d0a2fb34477bef41549681ba1273 -(2011-10-08) sources|source_repositories/glibc]]. +<!-- + +git checkout reviewed +git log --reverse --pretty=fuller --stat=$COLUMNS,$COLUMNS -p -C --cc ..sourceware/master +-i +/^commit |^---$|hurd|linux|gs:|__ASSUME + +--> + +Last reviewed up to the [[Git mirror's 9d65ea3a9b83ac3961229ba296a7caf90abce68d +(2011-11-17) sources|source_repositories/glibc]]. * t/dup3 @@ -53,13 +62,9 @@ Last reviewed up to the [[Git mirror's 187da0aedcd9d0a2fb34477bef41549681ba1273 $ git log --reverse --pretty=fuller --stat=$COLUMNS,$COLUMNS -p -C --cc -S__ASSUME_ top-bases/t/kernel-features.h_includes..baseline - * t/tls - - * Discuss d2431f633e6139a62e1575ec18830f7e81160cf0 with Samuel. + * [[`t/tls`|t/tls]] - * `TLS_INIT_TP_EXPENSIVE` is unused; Hurd def. can be removed. - - * [[t/tls-threadvar]] + * [[`t/tls-threadvar`|t/tls-threadvar]] * t/verify.h @@ -156,7 +161,8 @@ Last reviewed up to the [[Git mirror's 187da0aedcd9d0a2fb34477bef41549681ba1273 `PTRACE_*` (for example, cbff0d9689c4d68578b6a4f0a17807232506ea27), `RLIMIT_RTTIME`, `SEEK_DATA` (`unistd.h`), `SEEK_HOLE` (`unistd.h`) `clock_adjtime`, `fallocate`, `fallocate64`, `getcontext` (and - `setcontext`), `name_to_handle_at`, `open_by_handle_at`, `sendmmsg`, + `setcontext`), `name_to_handle_at`, `open_by_handle_at`, + `process_vm_readv`, `process_vm_writev`, `sendmmsg`, `setns`, `sync_file_range` * `syncfs` @@ -194,6 +200,14 @@ Last reviewed up to the [[Git mirror's 187da0aedcd9d0a2fb34477bef41549681ba1273 Need changes equivalent to c55fbd1ea768f9fdef34a01377702c0d72cbc213 + 14d96785125abee5e9a49a1c3037f35a581750bd. + * `madvise`, `MADV_DONTNEED` + + [[glibc_madvise_vs_static_linking]]. + + * `msync` + + Then define `_POSIX_MAPPED_FILES`, `_POSIX_SYNCHRONIZED_IO`. + * Create `t/cleanup_kernel-features.h`. * Add tests from Linux kernel commit messages for `t/dup3` et al. @@ -366,12 +380,23 @@ Last reviewed up to the [[Git mirror's 187da0aedcd9d0a2fb34477bef41549681ba1273 * a7c8e6a1478de9f990b11e5e853318ccbe4330f2 (`Fix invalid conversion in __cmsg_nxthdr`). Probably just a C++ thing and not relevant for us; see [[message-id "87r52nk1kx.fsf@kepler.schwinge.homeip.net"]]. + * [high] `__ctype_init`, fd5bdc0924e0cfd1688b632068c1b26f3b0c88da. + Probably need to mirror `init-first.c` change. + * [high] `__attribute__ ((__leaf__))`, `BZ #13344`, + aa78043a4aafe5db1a1a76d544a833b63b4c5f5c + + 49a43d80ec5c97cf6136b1ee2687414773b2d5aa + + 3871f58f065dac3917eb18220a479e9591769c8c + + 9beb2334930db81ceada5aa6051fe5ac0554db32 + + 0ffc4f3ebaace42cd545db55a2ac50b6e0cc7d89 + + edc5984d4d18296d7aa3d8f4ed8f7336a743170e + + 57769839788e2c62b68d9dfbf4b35052321278ba. + <http://gcc.gnu.org/onlinedocs/gcc-4.6.1/gcc/Function-Attributes.html>. # Build Here's a log of a glibc build run; this is from our [[Git repository's -0abded0927c62f02399658395837917548d5e281 (2011-10-14) +d740cf9d201dc9ecb0335b0a585828dea9cce793 (2011-10-25) sources|source_repositories/glibc]], run on coulomb.SCHWINGE. $ export LC_ALL=C @@ -383,7 +408,7 @@ sources|source_repositories/glibc]], run on coulomb.SCHWINGE. This takes up around 400 MiB and needs roughly 120 min on coulomb.SCHWINGE. <!-- - $ (make install_root=/INVALID && touch .go-check) 2>&1 | tee log_build_ && test -f .go-check && make -k install_root=/INVALID check TIMEOUTFACTOR=100 2>&1 | tee log_check + $ (make install_root=/INVALID && touch .go-install) 2>&1 | tee log_build_ && test -f .go-install && (make install_root="$PWD".install install && touch .go-check) 2>&1 | tee log_install && test -f .go-check && make -k install_root=/INVALID check TIMEOUTFACTOR=100 2>&1 | tee log_check $ find ./ -name \*.o -o -name \*.os -o -name \*.oS | while read f; do ~/tmp/gcc/git/contrib/compare-debug --preserve ../Roger_Whittaker.build-gcc-4.4-486.O/"$f" "$f"; done 2>&1 | less $ while read f; do (readelf -a "$f" && objdump -xDrtw "$f") > N && (cd ../Roger_Whittaker.build-gcc-4.4-486.O/ && readelf -a "$f" && objdump -xDrtw "$f") > O && diff -u O N | less; done $ find ./ -name \*.o -o -name \*.os -o -name \*.oS | while read f; do readelf -h "$f" | grep OS/ABI | (read a b && [ x"$b" != x'UNIX - System V' ] && echo "### $f: $b"); done @@ -401,7 +426,7 @@ TODO. TODO. <!-- - $ make install 2>&1 | tee log_install + $ make install_root="$PWD".install install 2>&1 | tee log_install [...] This takes up around 50 MiB, and needs roughly 1 min on kepler.SCHWINGE and 3 @@ -539,6 +564,8 @@ There is quite a baseline of failures. * `elf/tst-unique3lib.so`, `elf/tst-unique3lib2.so`, `elf/tst-unique4lib.so` + Only with GCC 4.4; no longer with 4.5 or 4.6: + /home/thomas/tmp/glibc/tschwinge/Roger_Whittaker.build-gcc-4.4-486/elf/tst-unique3lib.os:(.data.DW.ref.__gxx_personality_v0[DW.ref.__gxx_personality_v0]+0x0): undefined reference to `__gxx_personality_v0' |