diff --git a/abort-no-flush.patch b/abort-no-flush.patch new file mode 100644 index 0000000..e7bc31a --- /dev/null +++ b/abort-no-flush.patch @@ -0,0 +1,80 @@ +Don't close or flush stdio streams on abort + + [BZ #15436] + * stdlib/abort.c (abort): Don't call fflush and __fcloseall. + +Index: glibc-2.19/stdlib/abort.c +=================================================================== +--- glibc-2.19.orig/stdlib/abort.c ++++ glibc-2.19/stdlib/abort.c +@@ -30,9 +30,6 @@ + # define ABORT_INSTRUCTION + #endif + +-#include +-#define fflush(s) _IO_flush_all_lockp (0) +- + /* Exported variable to locate abort message in core files etc. */ + struct abort_msg_s *__abort_msg __attribute__ ((nocommon)); + libc_hidden_def (__abort_msg) +@@ -66,16 +63,8 @@ abort (void) + __sigprocmask (SIG_UNBLOCK, &sigs, (sigset_t *) NULL); + } + +- /* Flush all streams. We cannot close them now because the user +- might have registered a handler for SIGABRT. */ +- if (stage == 1) +- { +- ++stage; +- fflush (NULL); +- } +- + /* Send signal which possibly calls a user handler. */ +- if (stage == 2) ++ if (stage == 1) + { + /* This stage is special: we must allow repeated calls of + `abort' when a user defined handler for SIGABRT is installed. +@@ -93,7 +82,7 @@ abort (void) + } + + /* There was a handler installed. Now remove it. */ +- if (stage == 3) ++ if (stage == 2) + { + ++stage; + memset (&act, '\0', sizeof (struct sigaction)); +@@ -103,30 +92,22 @@ abort (void) + __sigaction (SIGABRT, &act, NULL); + } + +- /* Now close the streams which also flushes the output the user +- defined handler might has produced. */ +- if (stage == 4) +- { +- ++stage; +- __fcloseall (); +- } +- + /* Try again. */ +- if (stage == 5) ++ if (stage == 3) + { + ++stage; + raise (SIGABRT); + } + + /* Now try to abort using the system specific command. */ +- if (stage == 6) ++ if (stage == 4) + { + ++stage; + ABORT_INSTRUCTION; + } + + /* If we can't signal ourselves and the abort instruction failed, exit. */ +- if (stage == 7) ++ if (stage == 5) + { + ++stage; + _exit (127); diff --git a/check-pf-alloca.patch b/check-pf-alloca.patch new file mode 100644 index 0000000..8e4e82b --- /dev/null +++ b/check-pf-alloca.patch @@ -0,0 +1,103 @@ + * sysdeps/unix/sysv/linux/check_pf.c (make_request): Add out_fail2 + label to be used after in6ailist is initialized. + + [BZ #16002] + * sysdeps/unix/sysv/linux/check_pf.c (make_request): Use + alloca_account and account alloca use for struct in6ailist. + +Index: glibc-2.19/sysdeps/unix/sysv/linux/check_pf.c +=================================================================== +--- glibc-2.19.orig/sysdeps/unix/sysv/linux/check_pf.c ++++ glibc-2.19/sysdeps/unix/sysv/linux/check_pf.c +@@ -139,9 +139,10 @@ make_request (int fd, pid_t pid) + #endif + bool use_malloc = false; + char *buf; ++ size_t alloca_used = 0; + + if (__libc_use_alloca (buf_size)) +- buf = alloca (buf_size); ++ buf = alloca_account (buf_size, alloca_used); + else + { + buf = malloc (buf_size); +@@ -163,6 +164,7 @@ make_request (int fd, pid_t pid) + { + struct in6addrinfo info; + struct in6ailist *next; ++ bool use_malloc; + } *in6ailist = NULL; + size_t in6ailistlen = 0; + bool seen_ipv4 = false; +@@ -180,10 +182,10 @@ make_request (int fd, pid_t pid) + + ssize_t read_len = TEMP_FAILURE_RETRY (__recvmsg (fd, &msg, 0)); + if (read_len < 0) +- goto out_fail; ++ goto out_fail2; + + if (msg.msg_flags & MSG_TRUNC) +- goto out_fail; ++ goto out_fail2; + + struct nlmsghdr *nlmh; + for (nlmh = (struct nlmsghdr *) buf; +@@ -239,7 +241,19 @@ make_request (int fd, pid_t pid) + } + } + +- struct in6ailist *newp = alloca (sizeof (*newp)); ++ struct in6ailist *newp; ++ if (__libc_use_alloca (alloca_used + sizeof (*newp))) ++ { ++ newp = alloca_account (sizeof (*newp), alloca_used); ++ newp->use_malloc = false; ++ } ++ else ++ { ++ newp = malloc (sizeof (*newp)); ++ if (newp == NULL) ++ goto out_fail2; ++ newp->use_malloc = true; ++ } + newp->info.flags = (((ifam->ifa_flags + & (IFA_F_DEPRECATED + | IFA_F_OPTIMISTIC)) +@@ -275,7 +289,7 @@ make_request (int fd, pid_t pid) + result = malloc (sizeof (*result) + + in6ailistlen * sizeof (struct in6addrinfo)); + if (result == NULL) +- goto out_fail; ++ goto out_fail2; + + result->timestamp = get_nl_timestamp (); + result->usecnt = 2; +@@ -286,7 +300,10 @@ make_request (int fd, pid_t pid) + do + { + result->in6ai[--in6ailistlen] = in6ailist->info; +- in6ailist = in6ailist->next; ++ struct in6ailist *next = in6ailist->next; ++ if (in6ailist->use_malloc) ++ free (in6ailist); ++ in6ailist = next; + } + while (in6ailist != NULL); + } +@@ -302,7 +319,15 @@ make_request (int fd, pid_t pid) + free (buf); + return result; + +-out_fail: ++ out_fail2: ++ while (in6ailist != NULL) ++ { ++ struct in6ailist *next = in6ailist->next; ++ if (in6ailist->use_malloc) ++ free (in6ailist); ++ in6ailist = next; ++ } ++ out_fail: + if (use_malloc) + free (buf); + return NULL; diff --git a/fix-locking-in-_IO_cleanup.patch b/fix-locking-in-_IO_cleanup.patch new file mode 100644 index 0000000..e47c1c2 --- /dev/null +++ b/fix-locking-in-_IO_cleanup.patch @@ -0,0 +1,236 @@ +Always do locking when accessing streams + + [BZ #15142] + * libio/genops.c (_IO_list_all_stamp): Delete. All uses removed. + (_IO_flush_all_all_lockp): Delete. + (_IO_flush_all): Replace with body of _IO_flush_all_all_lockp. + Always do locking. + (_IO_unbuffer_write): Always do locking. + (_IO_cleanup): Call _IO_flush_all instead of _IO_flush_all_lockp. + * libio/libioP.h (_IO_flush_all_all_lockp): Remove declaration. + +diff --git a/libio/genops.c b/libio/genops.c +index e0ce8cc..9def1d4 100644 +--- a/libio/genops.c ++++ b/libio/genops.c +@@ -38,10 +38,6 @@ + static _IO_lock_t list_all_lock = _IO_lock_initializer; + #endif + +-/* Used to signal modifications to the list of FILE decriptors. */ +-static int _IO_list_all_stamp; +- +- + static _IO_FILE *run_fp; + + #ifdef _IO_MTSAFE_IO +@@ -70,16 +66,12 @@ _IO_un_link (fp) + if (_IO_list_all == NULL) + ; + else if (fp == _IO_list_all) +- { +- _IO_list_all = (struct _IO_FILE_plus *) _IO_list_all->file._chain; +- ++_IO_list_all_stamp; +- } ++ _IO_list_all = (struct _IO_FILE_plus *) _IO_list_all->file._chain; + else + for (f = &_IO_list_all->file._chain; *f; f = &(*f)->_chain) + if (*f == (_IO_FILE *) fp) + { + *f = fp->file._chain; +- ++_IO_list_all_stamp; + break; + } + fp->file._flags &= ~_IO_LINKED; +@@ -108,7 +100,6 @@ _IO_link_in (fp) + #endif + fp->file._chain = (_IO_FILE *) _IO_list_all; + _IO_list_all = fp; +- ++_IO_list_all_stamp; + #ifdef _IO_MTSAFE_IO + _IO_funlockfile ((_IO_FILE *) fp); + run_fp = NULL; +@@ -818,25 +809,20 @@ _IO_get_column (fp) + + + int +-_IO_flush_all_lockp (int do_lock) ++_IO_flush_all (void) + { + int result = 0; + struct _IO_FILE *fp; +- int last_stamp; + + #ifdef _IO_MTSAFE_IO +- __libc_cleanup_region_start (do_lock, flush_cleanup, NULL); +- if (do_lock) +- _IO_lock_lock (list_all_lock); ++ _IO_cleanup_region_start_noarg (flush_cleanup); ++ _IO_lock_lock (list_all_lock); + #endif + +- last_stamp = _IO_list_all_stamp; +- fp = (_IO_FILE *) _IO_list_all; +- while (fp != NULL) ++ for (fp = (_IO_FILE *) _IO_list_all; fp != NULL; fp = fp->_chain) + { + run_fp = fp; +- if (do_lock) +- _IO_flockfile (fp); ++ _IO_flockfile (fp); + + if (((fp->_mode <= 0 && fp->_IO_write_ptr > fp->_IO_write_base) + #if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T +@@ -848,52 +834,30 @@ _IO_flush_all_lockp (int do_lock) + && _IO_OVERFLOW (fp, EOF) == EOF) + result = EOF; + +- if (do_lock) +- _IO_funlockfile (fp); ++ _IO_funlockfile (fp); + run_fp = NULL; +- +- if (last_stamp != _IO_list_all_stamp) +- { +- /* Something was added to the list. Start all over again. */ +- fp = (_IO_FILE *) _IO_list_all; +- last_stamp = _IO_list_all_stamp; +- } +- else +- fp = fp->_chain; + } + + #ifdef _IO_MTSAFE_IO +- if (do_lock) +- _IO_lock_unlock (list_all_lock); +- __libc_cleanup_region_end (0); ++ _IO_lock_unlock (list_all_lock); ++ _IO_cleanup_region_end (0); + #endif + + return result; + } +- +- +-int +-_IO_flush_all (void) +-{ +- /* We want locking. */ +- return _IO_flush_all_lockp (1); +-} + libc_hidden_def (_IO_flush_all) + + void + _IO_flush_all_linebuffered (void) + { + struct _IO_FILE *fp; +- int last_stamp; + + #ifdef _IO_MTSAFE_IO + _IO_cleanup_region_start_noarg (flush_cleanup); + _IO_lock_lock (list_all_lock); + #endif + +- last_stamp = _IO_list_all_stamp; +- fp = (_IO_FILE *) _IO_list_all; +- while (fp != NULL) ++ for (fp = (_IO_FILE *) _IO_list_all; fp != NULL; fp = fp->_chain) + { + run_fp = fp; + _IO_flockfile (fp); +@@ -903,15 +867,6 @@ _IO_flush_all_linebuffered (void) + + _IO_funlockfile (fp); + run_fp = NULL; +- +- if (last_stamp != _IO_list_all_stamp) +- { +- /* Something was added to the list. Start all over again. */ +- fp = (_IO_FILE *) _IO_list_all; +- last_stamp = _IO_list_all_stamp; +- } +- else +- fp = fp->_chain; + } + + #ifdef _IO_MTSAFE_IO +@@ -947,6 +902,12 @@ static void + _IO_unbuffer_write (void) + { + struct _IO_FILE *fp; ++ ++#ifdef _IO_MTSAFE_IO ++ _IO_cleanup_region_start_noarg (flush_cleanup); ++ _IO_lock_lock (list_all_lock); ++#endif ++ + for (fp = (_IO_FILE *) _IO_list_all; fp; fp = fp->_chain) + { + if (! (fp->_flags & _IO_UNBUFFERED) +@@ -956,15 +917,8 @@ _IO_unbuffer_write (void) + && fp->_mode != 0) + { + #ifdef _IO_MTSAFE_IO +- int cnt; +-#define MAXTRIES 2 +- for (cnt = 0; cnt < MAXTRIES; ++cnt) +- if (fp->_lock == NULL || _IO_lock_trylock (*fp->_lock) == 0) +- break; +- else +- /* Give the other thread time to finish up its use of the +- stream. */ +- __sched_yield (); ++ run_fp = fp; ++ _IO_flockfile (fp); + #endif + + if (! dealloc_buffers && !(fp->_flags & _IO_USER_BUF)) +@@ -980,8 +934,8 @@ _IO_unbuffer_write (void) + _IO_SETBUF (fp, NULL, 0); + + #ifdef _IO_MTSAFE_IO +- if (cnt < MAXTRIES && fp->_lock != NULL) +- _IO_lock_unlock (*fp->_lock); ++ _IO_funlockfile (fp); ++ run_fp = NULL; + #endif + } + +@@ -989,6 +943,11 @@ _IO_unbuffer_write (void) + used. */ + fp->_mode = -1; + } ++ ++#ifdef _IO_MTSAFE_IO ++ _IO_lock_unlock (list_all_lock); ++ _IO_cleanup_region_end (0); ++#endif + } + + +@@ -1008,9 +967,7 @@ libc_freeres_fn (buffer_free) + int + _IO_cleanup (void) + { +- /* We do *not* want locking. Some threads might use streams but +- that is their problem, we flush them underneath them. */ +- int result = _IO_flush_all_lockp (0); ++ int result = _IO_flush_all (); + + /* We currently don't have a reliable mechanism for making sure that + C++ static destructors are executed in the correct order. +diff --git a/libio/libioP.h b/libio/libioP.h +index 8a7b85b..3e3a724 100644 +--- a/libio/libioP.h ++++ b/libio/libioP.h +@@ -488,7 +488,6 @@ extern int _IO_new_do_write (_IO_FILE *, const char *, _IO_size_t); + extern int _IO_old_do_write (_IO_FILE *, const char *, _IO_size_t); + extern int _IO_wdo_write (_IO_FILE *, const wchar_t *, _IO_size_t); + libc_hidden_proto (_IO_wdo_write) +-extern int _IO_flush_all_lockp (int); + extern int _IO_flush_all (void); + libc_hidden_proto (_IO_flush_all) + extern int _IO_cleanup (void); +-- +1.9.1 + diff --git a/getaddrinfo-uninit-result.patch b/getaddrinfo-uninit-result.patch new file mode 100644 index 0000000..99a5bbc --- /dev/null +++ b/getaddrinfo-uninit-result.patch @@ -0,0 +1,22 @@ + * sysdeps/posix/getaddrinfo.c (gaih_inet): Properly skip over + non-matching result from nscd. + +Index: glibc-2.19/sysdeps/posix/getaddrinfo.c +=================================================================== +--- glibc-2.19.orig/sysdeps/posix/getaddrinfo.c ++++ glibc-2.19/sysdeps/posix/getaddrinfo.c +@@ -710,6 +710,14 @@ gaih_inet (const char *name, const struc + struct gaih_addrtuple *addrfree = addrmem; + for (int i = 0; i < air->naddrs; ++i) + { ++ if (!((air->family[i] == AF_INET ++ && req->ai_family == AF_INET6 ++ && (req->ai_flags & AI_V4MAPPED) != 0) ++ || req->ai_family == AF_UNSPEC ++ || air->family[i] == req->ai_family)) ++ /* Skip over non-matching result. */ ++ continue; ++ + socklen_t size = (air->family[i] == AF_INET + ? INADDRSZ : IN6ADDRSZ); + if (*pat == NULL) diff --git a/glibc-testsuite.changes b/glibc-testsuite.changes index d8ae668..8fa09da 100644 --- a/glibc-testsuite.changes +++ b/glibc-testsuite.changes @@ -1,3 +1,33 @@ +------------------------------------------------------------------- +Tue Mar 25 09:26:44 UTC 2014 - schwab@suse.de + +- abort-no-flush.patch: Don't close or flush stdio streams on abort (BZ + #15436) +- fix-locking-in-_IO_cleanup.patch: always do locking when accessing + streams (bnc#796982, BZ #15142) +- resolv-dont-ignore-second-answer.patch: don't ignore second answer from + nameserver if the first one was empty (bnc#767266, BZ #13651) +- ldd-system-interp.patch: Never try to execute the file in ldd + (bnc#677787, BZ #16750) + +------------------------------------------------------------------- +Mon Mar 24 12:26:50 UTC 2014 - schwab@suse.de + +- check-pf-alloca.patch: Account for alloca use when collecting interface + addresses (bnc#785041, BZ #16002) + +------------------------------------------------------------------- +Mon Mar 24 07:59:40 UTC 2014 - schwab@suse.de + +- powerpc-opt-power8.patch: two more POWER8 optimisations (bnc#866711, + fate#315443) + +------------------------------------------------------------------- +Thu Mar 20 14:52:47 UTC 2014 - schwab@suse.de + +- getaddrinfo-uninit-result.patch: Fix use of half-initialized result in + getaddrinfo when using nscd (bnc#867636, BZ #16743) + ------------------------------------------------------------------- Thu Mar 20 07:42:50 UTC 2014 - schwab@suse.de diff --git a/glibc-testsuite.spec b/glibc-testsuite.spec index d2acd5d..b2ffa52 100644 --- a/glibc-testsuite.spec +++ b/glibc-testsuite.spec @@ -240,10 +240,22 @@ Patch1002: pldd-wait-ptrace-stop.patch Patch1003: nscd-track-startup-failures.patch # PATCH-FIX-UPSTREAM GLIBC Optimizations For POWER8 Hardware Patch1004: powerpc-opt-power8.patch +# PATCH-FIX-UPSTREAM Account for alloca use when collecting interface addresses +Patch1005: check-pf-alloca.patch +# PATCH-FIX-UPSTREAM Fix use of half-initialized result in getaddrinfo when using nscd +Patch1006: getaddrinfo-uninit-result.patch ### # Patches awaiting upstream approval ### +# PATCH-FIX-UPSTREAM Always to locking when accessing streams (BZ #15142) +Patch2000: fix-locking-in-_IO_cleanup.patch +# PATCH-FIX-UPSTREAM Don't ignore second answer from nameserver if the first one was empty (BZ #13651) +Patch2001: resolv-dont-ignore-second-answer.patch +# PATCH-FIX-UPSTREAM Never try to execute the file in ldd (BZ #16750) +Patch2002: ldd-system-interp.patch +# PATCH-FIX-UPSTREAM Don't close or flush stdio streams on abort (BZ #15436) +Patch2003: abort-no-flush.patch # Non-glibc patches # PATCH-FIX-OPENSUSE Remove debianisms from manpages @@ -449,6 +461,13 @@ rm nscd/s-stamp %patch1002 -p1 %patch1003 -p1 %patch1004 -p1 +%patch1005 -p1 +%patch1006 -p1 + +%patch2000 -p1 +%patch2001 -p1 +%patch2002 -p1 +%patch2003 -p1 %patch3000 diff --git a/glibc-utils.changes b/glibc-utils.changes index d8ae668..8fa09da 100644 --- a/glibc-utils.changes +++ b/glibc-utils.changes @@ -1,3 +1,33 @@ +------------------------------------------------------------------- +Tue Mar 25 09:26:44 UTC 2014 - schwab@suse.de + +- abort-no-flush.patch: Don't close or flush stdio streams on abort (BZ + #15436) +- fix-locking-in-_IO_cleanup.patch: always do locking when accessing + streams (bnc#796982, BZ #15142) +- resolv-dont-ignore-second-answer.patch: don't ignore second answer from + nameserver if the first one was empty (bnc#767266, BZ #13651) +- ldd-system-interp.patch: Never try to execute the file in ldd + (bnc#677787, BZ #16750) + +------------------------------------------------------------------- +Mon Mar 24 12:26:50 UTC 2014 - schwab@suse.de + +- check-pf-alloca.patch: Account for alloca use when collecting interface + addresses (bnc#785041, BZ #16002) + +------------------------------------------------------------------- +Mon Mar 24 07:59:40 UTC 2014 - schwab@suse.de + +- powerpc-opt-power8.patch: two more POWER8 optimisations (bnc#866711, + fate#315443) + +------------------------------------------------------------------- +Thu Mar 20 14:52:47 UTC 2014 - schwab@suse.de + +- getaddrinfo-uninit-result.patch: Fix use of half-initialized result in + getaddrinfo when using nscd (bnc#867636, BZ #16743) + ------------------------------------------------------------------- Thu Mar 20 07:42:50 UTC 2014 - schwab@suse.de diff --git a/glibc-utils.spec b/glibc-utils.spec index 1e6bc2b..9b364d1 100644 --- a/glibc-utils.spec +++ b/glibc-utils.spec @@ -239,10 +239,22 @@ Patch1002: pldd-wait-ptrace-stop.patch Patch1003: nscd-track-startup-failures.patch # PATCH-FIX-UPSTREAM GLIBC Optimizations For POWER8 Hardware Patch1004: powerpc-opt-power8.patch +# PATCH-FIX-UPSTREAM Account for alloca use when collecting interface addresses +Patch1005: check-pf-alloca.patch +# PATCH-FIX-UPSTREAM Fix use of half-initialized result in getaddrinfo when using nscd +Patch1006: getaddrinfo-uninit-result.patch ### # Patches awaiting upstream approval ### +# PATCH-FIX-UPSTREAM Always to locking when accessing streams (BZ #15142) +Patch2000: fix-locking-in-_IO_cleanup.patch +# PATCH-FIX-UPSTREAM Don't ignore second answer from nameserver if the first one was empty (BZ #13651) +Patch2001: resolv-dont-ignore-second-answer.patch +# PATCH-FIX-UPSTREAM Never try to execute the file in ldd (BZ #16750) +Patch2002: ldd-system-interp.patch +# PATCH-FIX-UPSTREAM Don't close or flush stdio streams on abort (BZ #15436) +Patch2003: abort-no-flush.patch # Non-glibc patches # PATCH-FIX-OPENSUSE Remove debianisms from manpages @@ -449,6 +461,13 @@ rm nscd/s-stamp %patch1002 -p1 %patch1003 -p1 %patch1004 -p1 +%patch1005 -p1 +%patch1006 -p1 + +%patch2000 -p1 +%patch2001 -p1 +%patch2002 -p1 +%patch2003 -p1 %patch3000 diff --git a/glibc.changes b/glibc.changes index d8ae668..8fa09da 100644 --- a/glibc.changes +++ b/glibc.changes @@ -1,3 +1,33 @@ +------------------------------------------------------------------- +Tue Mar 25 09:26:44 UTC 2014 - schwab@suse.de + +- abort-no-flush.patch: Don't close or flush stdio streams on abort (BZ + #15436) +- fix-locking-in-_IO_cleanup.patch: always do locking when accessing + streams (bnc#796982, BZ #15142) +- resolv-dont-ignore-second-answer.patch: don't ignore second answer from + nameserver if the first one was empty (bnc#767266, BZ #13651) +- ldd-system-interp.patch: Never try to execute the file in ldd + (bnc#677787, BZ #16750) + +------------------------------------------------------------------- +Mon Mar 24 12:26:50 UTC 2014 - schwab@suse.de + +- check-pf-alloca.patch: Account for alloca use when collecting interface + addresses (bnc#785041, BZ #16002) + +------------------------------------------------------------------- +Mon Mar 24 07:59:40 UTC 2014 - schwab@suse.de + +- powerpc-opt-power8.patch: two more POWER8 optimisations (bnc#866711, + fate#315443) + +------------------------------------------------------------------- +Thu Mar 20 14:52:47 UTC 2014 - schwab@suse.de + +- getaddrinfo-uninit-result.patch: Fix use of half-initialized result in + getaddrinfo when using nscd (bnc#867636, BZ #16743) + ------------------------------------------------------------------- Thu Mar 20 07:42:50 UTC 2014 - schwab@suse.de diff --git a/glibc.spec b/glibc.spec index 0f1cf2f..ae76ee6 100644 --- a/glibc.spec +++ b/glibc.spec @@ -240,10 +240,22 @@ Patch1002: pldd-wait-ptrace-stop.patch Patch1003: nscd-track-startup-failures.patch # PATCH-FIX-UPSTREAM GLIBC Optimizations For POWER8 Hardware Patch1004: powerpc-opt-power8.patch +# PATCH-FIX-UPSTREAM Account for alloca use when collecting interface addresses +Patch1005: check-pf-alloca.patch +# PATCH-FIX-UPSTREAM Fix use of half-initialized result in getaddrinfo when using nscd +Patch1006: getaddrinfo-uninit-result.patch ### # Patches awaiting upstream approval ### +# PATCH-FIX-UPSTREAM Always to locking when accessing streams (BZ #15142) +Patch2000: fix-locking-in-_IO_cleanup.patch +# PATCH-FIX-UPSTREAM Don't ignore second answer from nameserver if the first one was empty (BZ #13651) +Patch2001: resolv-dont-ignore-second-answer.patch +# PATCH-FIX-UPSTREAM Never try to execute the file in ldd (BZ #16750) +Patch2002: ldd-system-interp.patch +# PATCH-FIX-UPSTREAM Don't close or flush stdio streams on abort (BZ #15436) +Patch2003: abort-no-flush.patch # Non-glibc patches # PATCH-FIX-OPENSUSE Remove debianisms from manpages @@ -449,6 +461,13 @@ rm nscd/s-stamp %patch1002 -p1 %patch1003 -p1 %patch1004 -p1 +%patch1005 -p1 +%patch1006 -p1 + +%patch2000 -p1 +%patch2001 -p1 +%patch2002 -p1 +%patch2003 -p1 %patch3000 diff --git a/ldd-system-interp.patch b/ldd-system-interp.patch new file mode 100644 index 0000000..518aa2c --- /dev/null +++ b/ldd-system-interp.patch @@ -0,0 +1,51 @@ +Never try to execute the file in ldd + +Executing a random file is never a good idea. Treat all arguments as if +they are invoked with __libc_enable_secure, and run them through the known +good dynamic linker. + + * elf/ldd.bash.in: Always run through the dynamic linker, even if + the file has its own interpreter. Remove unneeded executable + check. + +Index: glibc-2.19/elf/ldd.bash.in +=================================================================== +--- glibc-2.19.orig/elf/ldd.bash.in ++++ glibc-2.19/elf/ldd.bash.in +@@ -150,8 +150,6 @@ for file do + echo "ldd: ${file}:" $"not regular file" >&2 + result=1 + elif test -r "$file"; then +- test -x "$file" || echo 'ldd:' $"\ +-warning: you do not have execution permission for" "\`$file'" >&2 + RTLD= + ret=1 + for rtld in ${RTLDLIST}; do +@@ -164,18 +162,6 @@ warning: you do not have execution permi + fi + done + case $ret in +- 0) +- # If the program exits with exit code 5, it means the process has been +- # invoked with __libc_enable_secure. Fall back to running it through +- # the dynamic linker. +- try_trace "$file" +- rc=$? +- if [ $rc = 5 ]; then +- try_trace "$RTLD" "$file" +- rc=$? +- fi +- [ $rc = 0 ] || result=1 +- ;; + 1) + # This can be a non-ELF binary or no binary at all. + nonelf "$file" || { +@@ -183,7 +169,7 @@ warning: you do not have execution permi + result=1 + } + ;; +- 2) ++ [02]) + try_trace "$RTLD" "$file" || result=1 + ;; + *) diff --git a/powerpc-opt-power8.patch b/powerpc-opt-power8.patch index ce1af76..24aa7f5 100644 --- a/powerpc-opt-power8.patch +++ b/powerpc-opt-power8.patch @@ -1,3 +1,36 @@ +2014-03-20 Adhemerval Zanella + Vidya Ranganathan + + * string/strpbrk.c (strpbrk): Using macro to redefine symbol name. + * sysdeps/powerpc/powerpc64/multiarch/Makefile: Add strpbrk-power7 + and strpbrk-ppc64 objects. + * sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c + (__libc_ifunc_impl_list): Add new strpbrk optimized symbols. + * sysdeps/powerpc/powerpc64/multiarch/strpbrk-power7.S: New file: + multiarch strpbrk for POWER7. + * sysdeps/powerpc/powerpc64/multiarch/strpbrk-ppc64.c: New file: + multiarch strpbrk for PPC64. + * sysdeps/powerpc/powerpc64/multiarch/strpbrk.c: New file: strpbrk + ifunc selector. + * sysdeps/powerpc/powerpc64/power7/strpbrk.S: New file: optimited + strpbrk for POWER7. + +2014-03-20 Adhemerval Zanella + + * string/strcspn.c (strcspn): Using macro to redefine symbol name. + * sysdeps/powerpc/powerpc64/multiarch/Makefile: Add strcspn-power7 + and strcspn-ppc64 objects. + * sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c + (__libc_ifunc_impl_list): Add new strcspn optimized symbols. + * sysdeps/powerpc/powerpc64/multiarch/strcspn-power7.S: New file: + multiarch strcspn for POWER7. + * sysdeps/powerpc/powerpc64/multiarch/strcspn-ppc64.c: New file: + multiarch strcspn for PPC64. + * sysdeps/powerpc/powerpc64/multiarch/strcspn.c: New file: strcspn + ifunc selector. + * sysdeps/powerpc/powerpc64/power7/strcspn.S: New file: optimited + strcspn for POWER7. + 2014-03-11 Vidya Ranganathan * sysdeps/powerpc/powerpc64/power7/strspn.S: New file: Optimization. @@ -94,6 +127,76 @@ POWER8 isnan implementation. * sysdeps/powerpc/powerpc64/power8/fpu/s_isnanf.S: New file. +Index: glibc-2.19/string/strcspn.c +=================================================================== +--- glibc-2.19.orig/string/strcspn.c ++++ glibc-2.19/string/strcspn.c +@@ -15,27 +15,18 @@ + License along with the GNU C Library; if not, see + . */ + +-#if HAVE_CONFIG_H +-# include +-#endif +- +-#if defined _LIBC || HAVE_STRING_H +-# include +-#else +-# include +-# ifndef strchr +-# define strchr index +-# endif +-#endif ++#include + + #undef strcspn + ++#ifndef STRCSPN ++# define STRCSPN strcspn ++#endif ++ + /* Return the length of the maximum initial segment of S + which contains no characters from REJECT. */ + size_t +-strcspn (s, reject) +- const char *s; +- const char *reject; ++STRCSPN (const char *s, const char *reject) + { + size_t count = 0; + +Index: glibc-2.19/string/strpbrk.c +=================================================================== +--- glibc-2.19.orig/string/strpbrk.c ++++ glibc-2.19/string/strpbrk.c +@@ -15,21 +15,17 @@ + License along with the GNU C Library; if not, see + . */ + +-#ifdef HAVE_CONFIG_H +-# include +-#endif +- +-#if defined _LIBC || defined HAVE_CONFIG_H +-# include +-#endif ++#include + + #undef strpbrk + ++#ifndef STRPBRK ++#define STRPBRK strpbrk ++#endif ++ + /* Find the first occurrence in S of any character in ACCEPT. */ + char * +-strpbrk (s, accept) +- const char *s; +- const char *accept; ++STRPBRK (const char *s, const char *accept) + { + while (*s != '\0') + { Index: glibc-2.19/string/strrchr.c =================================================================== --- glibc-2.19.orig/string/strrchr.c @@ -549,14 +652,15 @@ Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/Makefile =================================================================== --- glibc-2.19.orig/sysdeps/powerpc/powerpc64/multiarch/Makefile +++ glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/Makefile -@@ -13,7 +13,9 @@ sysdep_routines += memcpy-power7 memcpy- +@@ -13,7 +13,10 @@ sysdep_routines += memcpy-power7 memcpy- wcschr-power6 wcschr-ppc64 wcsrchr-power7 wcsrchr-power6 \ wcsrchr-ppc64 wcscpy-power7 wcscpy-power6 wcscpy-ppc64 \ wordcopy-power7 wordcopy-power6 wordcopy-ppc64 \ - strcpy-power7 strcpy-ppc64 stpcpy-power7 stpcpy-ppc64 + strcpy-power7 strcpy-ppc64 stpcpy-power7 stpcpy-ppc64 \ + strrchr-power7 strrchr-ppc64 strncat-power7 strncat-ppc64 \ -+ strspn-power7 strspn-ppc64 ++ strspn-power7 strspn-ppc64 strcspn-power7 strcspn-ppc64 \ ++ strpbrk-power7 strpbrk-ppc64 CFLAGS-strncase-power7.c += -mcpu=power7 -funroll-loops CFLAGS-strncase_l-power7.c += -mcpu=power7 -funroll-loops @@ -564,7 +668,7 @@ Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c =================================================================== --- glibc-2.19.orig/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c +++ glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c -@@ -238,5 +238,29 @@ __libc_ifunc_impl_list (const char *name +@@ -238,5 +238,45 @@ __libc_ifunc_impl_list (const char *name IFUNC_IMPL_ADD (array, i, wcscpy, 1, __wcscpy_ppc)) @@ -591,9 +695,141 @@ Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c + __strspn_power7) + IFUNC_IMPL_ADD (array, i, strspn, 1, + __strspn_ppc)) ++ ++ /* Support sysdeps/powerpc/powerpc64/multiarch/strcspn.c. */ ++ IFUNC_IMPL (i, name, strcspn, ++ IFUNC_IMPL_ADD (array, i, strcspn, ++ hwcap & PPC_FEATURE_HAS_VSX, ++ __strcspn_power7) ++ IFUNC_IMPL_ADD (array, i, strcspn, 1, ++ __strcspn_ppc)) ++ ++ /* Support sysdeps/powerpc/powerpc64/multiarch/strpbrk.c. */ ++ IFUNC_IMPL (i, name, strpbrk, ++ IFUNC_IMPL_ADD (array, i, strpbrk, ++ hwcap & PPC_FEATURE_HAS_VSX, ++ __strpbrk_power7) ++ IFUNC_IMPL_ADD (array, i, strpbrk, 1, ++ __strpbrk_ppc)) + return i; } +Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strcspn-power7.S +=================================================================== +--- /dev/null ++++ glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strcspn-power7.S +@@ -0,0 +1,40 @@ ++/* Optimized strcspn implementation for POWER7. ++ Copyright (C) 2014 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library is distributed in the hope that it will be useful, ++ but WITHOUT ANY WARRANTY; without even the implied warranty of ++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, see ++ . */ ++ ++#include ++ ++#undef EALIGN ++#define EALIGN(name, alignt, words) \ ++ .section ".text"; \ ++ ENTRY_2(__strcspn_power7) \ ++ .align ALIGNARG(alignt); \ ++ EALIGN_W_##words; \ ++ BODY_LABEL(__strcspn_power7): \ ++ cfi_startproc; \ ++ LOCALENTRY(__strcspn_power7) ++ ++#undef END ++#define END(name) \ ++ cfi_endproc; \ ++ TRACEBACK(__strcspn_power7) \ ++ END_2(__strcspn_power7) ++ ++#undef libc_hidden_builtin_def ++#define libc_hidden_builtin_def(name) ++ ++#include +Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strcspn-ppc64.c +=================================================================== +--- /dev/null ++++ glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strcspn-ppc64.c +@@ -0,0 +1,30 @@ ++/* Copyright (C) 2014 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library is distributed in the hope that it will be useful, ++ but WITHOUT ANY WARRANTY; without even the implied warranty of ++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, see ++ . */ ++ ++#include ++ ++#define STRCSPN __strcspn_ppc ++#ifdef SHARED ++ ++# undef libc_hidden_builtin_def ++# define libc_hidden_builtin_def(name) \ ++ __hidden_ver1 (__strcspn_ppc, __GI_strcspn, __strcspn_ppc); ++#endif ++ ++extern __typeof (strcspn) __strcspn_ppc attribute_hidden; ++ ++#include +Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strcspn.c +=================================================================== +--- /dev/null ++++ glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strcspn.c +@@ -0,0 +1,31 @@ ++/* Multiple versions of strcspn. PowerPC64 version. ++ Copyright (C) 2014 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library is distributed in the hope that it will be useful, ++ but WITHOUT ANY WARRANTY; without even the implied warranty of ++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, see ++ . */ ++ ++#ifndef NOT_IN_libc ++# include ++# include ++# include "init-arch.h" ++ ++extern __typeof (strcspn) __strcspn_ppc attribute_hidden; ++extern __typeof (strcspn) __strcspn_power7 attribute_hidden; ++ ++libc_ifunc (strcspn, ++ (hwcap & PPC_FEATURE_HAS_VSX) ++ ? __strcspn_power7 ++ : __strcspn_ppc); ++#endif Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strncat-power7.S =================================================================== --- /dev/null @@ -711,6 +947,122 @@ Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strncat.c + ? __strncat_power7 + : __strncat_ppc); +#endif +Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strpbrk-power7.S +=================================================================== +--- /dev/null ++++ glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strpbrk-power7.S +@@ -0,0 +1,40 @@ ++/* Optimized strpbrk implementation for POWER7. ++ Copyright (C) 2014 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library is distributed in the hope that it will be useful, ++ but WITHOUT ANY WARRANTY; without even the implied warranty of ++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, see ++ . */ ++ ++#include ++ ++#undef EALIGN ++#define EALIGN(name, alignt, words) \ ++ .section ".text"; \ ++ ENTRY_2(__strpbrk_power7) \ ++ .align ALIGNARG(alignt); \ ++ EALIGN_W_##words; \ ++ BODY_LABEL(__strpbrk_power7): \ ++ cfi_startproc; \ ++ LOCALENTRY(__strpbrk_power7) ++ ++#undef END ++#define END(name) \ ++ cfi_endproc; \ ++ TRACEBACK(__strpbrk_power7) \ ++ END_2(__strpbrk_power7) ++ ++#undef libc_hidden_builtin_def ++#define libc_hidden_builtin_def(name) ++ ++#include +Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strpbrk-ppc64.c +=================================================================== +--- /dev/null ++++ glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strpbrk-ppc64.c +@@ -0,0 +1,30 @@ ++/* Copyright (C) 2014 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library is distributed in the hope that it will be useful, ++ but WITHOUT ANY WARRANTY; without even the implied warranty of ++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, see ++ . */ ++ ++#include ++ ++#define STRPBRK __strpbrk_ppc ++#ifdef SHARED ++ ++# undef libc_hidden_builtin_def ++# define libc_hidden_builtin_def(name) \ ++ __hidden_ver1 (__strpbrk_ppc, __GI_strpbrk, __strpbrk_ppc); ++#endif ++ ++extern __typeof (strpbrk) __strpbrk_ppc attribute_hidden; ++ ++#include +Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strpbrk.c +=================================================================== +--- /dev/null ++++ glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strpbrk.c +@@ -0,0 +1,31 @@ ++/* Multiple versions of strpbrk. PowerPC64 version. ++ Copyright (C) 2014 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library is distributed in the hope that it will be useful, ++ but WITHOUT ANY WARRANTY; without even the implied warranty of ++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, see ++ . */ ++ ++#ifndef NOT_IN_libc ++# include ++# include ++# include "init-arch.h" ++ ++extern __typeof (strpbrk) __strpbrk_ppc attribute_hidden; ++extern __typeof (strpbrk) __strpbrk_power7 attribute_hidden; ++ ++libc_ifunc (strpbrk, ++ (hwcap & PPC_FEATURE_HAS_VSX) ++ ? __strpbrk_power7 ++ : __strpbrk_ppc); ++#endif Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strrchr-power7.S =================================================================== --- /dev/null @@ -952,6 +1304,150 @@ Index: glibc-2.19/sysdeps/powerpc/powerpc64/multiarch/strspn.c + ? __strspn_power7 + : __strspn_ppc); +#endif +Index: glibc-2.19/sysdeps/powerpc/powerpc64/power7/strcspn.S +=================================================================== +--- /dev/null ++++ glibc-2.19/sysdeps/powerpc/powerpc64/power7/strcspn.S +@@ -0,0 +1,139 @@ ++/* Optimized strcspn implementation for PowerPC64. ++ Copyright (C) 2014 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library is distributed in the hope that it will be useful, ++ but WITHOUT ANY WARRANTY; without even the implied warranty of ++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, see ++ . */ ++ ++#include ++ ++/* size_t [r3] strcspn (const char [r4] *s, const char [r5] *reject) */ ++ ++ .machine power7 ++EALIGN (strcspn, 4, 0) ++ CALL_MCOUNT 3 ++ ++ /* The idea to speed up the algorithm is to create a lookup table ++ for fast check if input character should be considered. For ASCII ++ or ISO-8859-X character sets it has 256 positions. */ ++ lbz r10,0(r4) ++ ++ /* First the table should be cleared and to avoid unaligned accesses ++ when using the VSX stores the table address is aligned to 16 ++ bytes. */ ++ xxlxor v0,v0,v0 ++ ++ /* PPC64 ELF ABI stack is aligned to 16 bytes. */ ++ addi r9,r1,-256 ++ ++ li r8,48 ++ li r5,16 ++ li r6,32 ++ cmpdi cr7,r10,0 /* reject[0] == '\0' ? */ ++ addi r12,r9,64 ++ /* Clear the table with 0 values */ ++ stxvw4x v0,r0,r9 ++ addi r11,r9,128 ++ addi r7,r9,192 ++ stxvw4x v0,r9,r5 ++ stxvw4x v0,r9,r6 ++ stxvw4x v0,r9,r8 ++ stxvw4x v0,r0,r12 ++ stxvw4x v0,r12,r5 ++ stxvw4x v0,r12,r6 ++ stxvw4x v0,r12,r8 ++ stxvw4x v0,r0,r11 ++ stxvw4x v0,r11,r5 ++ stxvw4x v0,r11,r6 ++ stxvw4x v0,r11,r8 ++ stxvw4x v0,r0,r7 ++ stxvw4x v0,r7,r5 ++ stxvw4x v0,r7,r6 ++ stxvw4x v0,r7,r8 ++ li r8,1 ++ beq cr7,L(finish_table) /* If reject[0] == '\0' skip */ ++ ++ /* Initialize the table as: ++ for (i=0; reject[i]; i++ ++ table[reject[i]]] = 1 */ ++ .p2align 4,,15 ++L(init_table): ++ stbx r8,r9,r10 ++ lbzu r10,1(r4) ++ cmpdi cr7,r10,0 /* If reject[0] == '\0' finish */ ++ bne cr7,L(init_table) ++L(finish_table): ++ /* set table[0] = 1 */ ++ li r10,1 ++ stb r10,0(r9) ++ li r10,0 ++ b L(mainloop) ++ ++ /* Unrool the loop 4 times and check using the table as: ++ i = 0; ++ while (1) ++ { ++ if (table[input[i++]] == 1) ++ return i - 1; ++ if (table[input[i++]] == 1) ++ return i - 1; ++ if (table[input[i++]] == 1) ++ return i - 1; ++ if (table[input[i++]] == 1) ++ return i - 1; ++ } */ ++ .p2align 4,,15 ++L(unroll): ++ lbz r8,1(r3) ++ addi r10,r10,4 ++ lbzx r8,r9,r8 ++ cmpwi r7,r8,1 ++ beq cr7,L(end) ++ lbz r8,2(r3) ++ addi r3,r3,4 ++ lbzx r8,r9,r8 ++ cmpwi cr7,r8,1 ++ beq cr7,L(end2) ++ lbz r8,3(r7) ++ lbzx r8,r9,r8 ++ cmpwi cr7,r8,1 ++ beq cr7,L(end3) ++L(mainloop): ++ lbz r8,0(r3) ++ mr r7,r3 ++ addi r6,r10,1 ++ addi r4,r10,2 ++ addi r5,r10,3 ++ lbzx r8,r9,8 ++ cmpwi cr7,r8,1 ++ bne cr7,L(unroll) ++ mr r3,r10 ++ blr ++ ++ .p2align 4,,15 ++L(end): ++ mr r3,r6 ++ blr ++ ++ .p2align 4,,15 ++L(end2): ++ mr r3,r4 ++ blr ++ ++ .p2align 4,,15 ++L(end3): ++ mr r3,r5 ++ blr ++END (strcspn) ++libc_hidden_builtin_def (strcspn) Index: glibc-2.19/sysdeps/powerpc/powerpc64/power7/strncat.S =================================================================== --- /dev/null @@ -1179,6 +1675,159 @@ Index: glibc-2.19/sysdeps/powerpc/powerpc64/power7/strncat.S + b L(nullTerminate) /* Now, finish catenation with + NULL termination. */ +END(STRNCAT) +Index: glibc-2.19/sysdeps/powerpc/powerpc64/power7/strpbrk.S +=================================================================== +--- /dev/null ++++ glibc-2.19/sysdeps/powerpc/powerpc64/power7/strpbrk.S +@@ -0,0 +1,148 @@ ++/* Optimized strpbrk implementation for PowerPC64/POWER7. ++ Copyright (C) 2014 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ ++ The GNU C Library is free software; you can redistribute it and/or ++ modify it under the terms of the GNU Lesser General Public ++ License as published by the Free Software Foundation; either ++ version 2.1 of the License, or (at your option) any later version. ++ ++ The GNU C Library is distributed in the hope that it will be useful, ++ but WITHOUT ANY WARRANTY; without even the implied warranty of ++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ Lesser General Public License for more details. ++ ++ You should have received a copy of the GNU Lesser General Public ++ License along with the GNU C Library; if not, see ++ . */ ++ ++#include ++ ++/* char [r3] *strpbrk(const char [r4] *s, const char [r5] *accept) */ ++ ++ .machine power7 ++EALIGN (strpbrk, 4, 0) ++ CALL_MCOUNT 3 ++ ++ lbz r10,0(r4) ++ cmpdi cr7,r10,0 /* accept[0] == '\0' ? */ ++ beq cr7,L(nullfound) ++ ++ /* The idea to speed up the algorithm is to create a lookup table ++ for fast check if input character should be considered. For ASCII ++ or ISO-8859-X character sets it has 256 positions. */ ++ ++ /* First the table should be cleared and to avoid unaligned accesses ++ when using the VSX stores the table address is aligned to 16 ++ bytes. */ ++ xxlxor v0,v0,v0 ++ ++ /* PPC64 ELF ABI stack is aligned to 16 bytes */ ++ addi r9,r1,-256 ++ ++ li r5,16 ++ li r6,32 ++ li r8,48 ++ addi r12,r9,64 ++ /* Clear the table with 0 values */ ++ stxvw4x v0,r0,r9 ++ addi r11,r9,128 ++ addi r7,r9,192 ++ stxvw4x v0,r9,r5 ++ li r0,1 ++ stxvw4x v0,r9,r6 ++ stxvw4x v0,r9,r8 ++ stxvw4x v0,r0,r12 ++ stxvw4x v0,r12,r5 ++ stxvw4x v0,r12,r6 ++ stxvw4x v0,r12,r8 ++ stxvw4x v0,r0,r11 ++ stxvw4x v0,r11,r5 ++ stxvw4x v0,r11,r6 ++ stxvw4x v0,r11,r8 ++ stxvw4x v0,r0,r7 ++ stxvw4x v0,r7,r5 ++ stxvw4x v0,r7,r6 ++ stxvw4x v0,r7,r8 ++ ++ /* Initialize the table as: ++ for (i=0; accept[i]; i++ ++ table[accept[i]]] = 1 */ ++ .p2align 4,,15 ++L(init_table): ++ stbx r0,r9,r10 ++ lbzu r10,1(r4) ++ cmpdi r0,r10,0 ++ bne cr0,L(init_table) ++L(finish_table): ++ /* set table[0] = 1 */ ++ li r4,1 ++ stb r4,0(r9) ++ b L(mainloop) ++ ++ /* Unrool the loop 4 times and check using the table as: ++ i = 0; ++ while (1) ++ { ++ if (table[input[i++]] == 1) ++ return (s[i -1] ? s + i - 1: NULL); ++ if (table[input[i++]] == 1) ++ return (s[i -1] ? s + i - 1: NULL); ++ if (table[input[i++]] == 1) ++ return (s[i -1] ? s + i - 1: NULL); ++ if (table[input[i++]] == 1) ++ return (s[i -1] ? s + i - 1: NULL); ++ } */ ++ .p2align 4 ++L(unroll): ++ lbz r0,1(r3) ++ lbzx r8,r9,r0 ++ cmpwi cr6,r8,1 ++ beq cr6,L(checkend2) ++ lbz r10,2(r3) ++ lbzx r4,r9,r10 ++ cmpwi cr7,r4,1 ++ beq cr7,L(checkend3) ++ lbz r12,3(r3) ++ addi r3,r3,4 ++ lbzx r11,r9,r12 ++ cmpwi cr0,r11,1 ++ beq cr0,L(checkend) ++L(mainloop): ++ lbz r12,0(r3) ++ addi r11,r3,1 ++ addi r5,r3,2 ++ addi r7,r3,3 ++ lbzx r6,r9,r12 ++ cmpwi cr1,r6,1 ++ bne cr1,L(unroll) ++ cmpdi cr0,r12,0 ++ beq cr0,L(nullfound) ++L(end): ++ blr ++ ++ .p2align 4 ++L(checkend): ++ cmpdi cr1,r12,0 ++ mr r3,r7 ++ bne cr1,L(end) ++L(nullfound): ++ /* return NULL */ ++ li 3,0 ++ blr ++ ++ .p2align 4 ++L(checkend2): ++ cmpdi cr7,r0,0 ++ mr r3,r11 ++ beq cr7,L(nullfound) ++ blr ++ ++ .p2align 4 ++L(checkend3): ++ cmpdi cr6,r10,0 ++ mr r3,r5 ++ beq cr6,L(nullfound) ++ blr ++END (strpbrk) ++libc_hidden_builtin_def (strpbrk) Index: glibc-2.19/sysdeps/powerpc/powerpc64/power7/strrchr.S =================================================================== --- /dev/null diff --git a/resolv-dont-ignore-second-answer.patch b/resolv-dont-ignore-second-answer.patch new file mode 100644 index 0000000..a540f22 --- /dev/null +++ b/resolv-dont-ignore-second-answer.patch @@ -0,0 +1,33 @@ +Don't ignore second answer from nameserver if the first one was empty (BZ #13651) + +Index: glibc-2.19/resolv/res_query.c +=================================================================== +--- glibc-2.19.orig/resolv/res_query.c ++++ glibc-2.19/resolv/res_query.c +@@ -382,7 +382,7 @@ __libc_res_nsearch(res_state statp, + answer, anslen, answerp, + answerp2, nanswerp2, resplen2, + answerp2_malloced); +- if (ret > 0 || trailing_dot) ++ if (ret > 0 || (ret == 0 && *resplen2 > 0) || trailing_dot) + return (ret); + saved_herrno = h_errno; + tried_as_is++; +@@ -422,7 +422,7 @@ __libc_res_nsearch(res_state statp, + answer, anslen, answerp, + answerp2, nanswerp2, + resplen2, answerp2_malloced); +- if (ret > 0) ++ if (ret > 0 || (ret == 0 && *resplen2 > 0)) + return (ret); + + if (answerp && *answerp != answer) { +@@ -491,7 +491,7 @@ __libc_res_nsearch(res_state statp, + answer, anslen, answerp, + answerp2, nanswerp2, resplen2, + answerp2_malloced); +- if (ret > 0) ++ if (ret > 0 || (ret == 0 && *resplen2 > 0)) + return (ret); + } +