private futexes are available.
* allocatestack.c (allocate_stack): Copy private_futex field from
current thread into the new stack.
* sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S: Use private
futexes if they are available.
* sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S: Likewise
* sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Adjust so that change
in libc-lowlevellock.S allow using private futexes.
* sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S: Likewise.
* sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Define
FUTEX_PRIVATE_FLAG.
* sysdeps/unix/sysv/linux/i386/lowlevellock.h: Likewise.
* sysdeps/unix/sysv/linux/x86_64/pthread_once.S: Use private futexes
if they are available.
* sysdeps/unix/sysv/linux/i386/pthread_once.S: Likewise.
* sysdeps/x86_64/tcb-offsets.sym: Add PRIVATE_FUTEX.
* sysdeps/i386/tcb-offsets.sym: Likewise.
* sysdeps/x86_64/tls.h (tcbhead_t): Add private_futex field.
* sysdeps/i386/tls.h (tcbhead_t): Likewise.
pthread_mutex_init failed with ENOTSUP.
2007-05-21 Jakub Jelinek <jakub@redhat.com>
* tst-robust9.c (do_test): Don't fail if ENABLE_PI and
pthread_mutex_init failed with ENOTSUP.
* stdio-common/vfprintf.c (vfprintf): Don't shadow workstart variable,
reinitialize workend at the start of each do_positional format spec
loop, free workstart before do_positional loops.
(printf_unknown): Fix size of work_buffer.
* stdio-common/tst-sprintf.c (main): Add 3 new testcases.
(public_sET_STATe): If ms->version < 3, put all chunks into
unsorted chunks and clear {fd,bk}_nextsize fields of largebin
chunks.
* malloc/malloc.c [MALLOC_DEBUG]: Revert 2007-05-13 changes.
* malloc/hooks.c: Likewise.
* malloc/arena.c: Likewise.
* malloc/malloc.c (do_check_malloc_state): Don't assert
n_mmaps is not greater than n_mmaps_max. This removes the need
for the previous change.
* malloc/Makefile (CFLAGS-malloc.c): Revert accidental
2007-05-07 commit.
global scope, wait for all lookups to finish afterwards.
* elf/dl-open.c (add_to_global): When global scope array must
grow, allocate a new one and free old array only after all
lookups finish.
* elf/dl-runtime.c (_dl_fixup): Protect using global scope.
(_dl_lookup_symbol_x): Likewise.
* elf/dl-support.c: Define _dl_wait_lookup_done.
* sysdeps/generic/ldsodefs.h (struct rtld_global): Add
_dl_wait_lookup_done.
* pthread_mutex_lock.c: Preserve FUTEX_WAITERS bit when dead owner
is detected.
* pthread_mutex_timedlock.c: Likewise.
* pthread_mutex_trylock.c: Likewise.
Patch in part by Atsushi Nemoto <anemo@mba.ocn.ne.jp>.
* Makefile (tests): Add tst-robust9 and tst-robustpi9.
* tst-robust9.c: New file.
* tst-robustpi9.c: New file.
* sysdeps/x86_64/fpu/k_cosl.c: New file.
* sysdeps/x86_64/fpu/k_rem_pio2l.c: New file.
* sysdeps/x86_64/fpu/k_sinl.c: New file.
* sysdeps/x86_64/fpu/k_tanl.c: New file.
* sysdeps/unix/sysv/linux/Makefile [subdir=posix] (tests): Add
tst-getcpu.
* include/link.h: Move l_version and l_nversion members around to
fill gaps.
(__sched_setaffinity_new): If syscall was successful and
RESET_VGETCPU_CACHE is defined, use it before returning.
* sysdeps/unix/sysv/linux/x86_64/sched_setaffinity.c: New file.
exception in addition to inexact when asked to raise only FE_INEXACT.
* sysdeps/ia64/fpu/fraiseexcpt.c (feraiseexcept): Don't raise overflow
exception in addition to inexact when asked to raise only FE_INEXACT.
2007-05-07 Ulrich Drepper <drepper@redhat.com>
[BZ #4403]
* string/strfry.c (strfry): Make result more random.
available in the compiler, add .arch directive to the assembly.
* sysdeps/alpha/fpu/bits/mathinline.h (__isnanl): Don't define
if __NO_LONG_DOUBLE_MATH.
* sysdeps/unix/sysv/linux/alpha/ioperm.c: If BWX insns not
available in the compiler, add .arch directive to ethe assembly.
2007-05-07 Jakub Jelinek <jakub@redhat.com>
* sysdeps/alpha/fpu/s_nearbyint.c (nearbyintl): Fix version on
compat_symbol to GLIBC_2_1.
* sysdeps/alpha/fpu/s_fmin.S (fminl): Likewise.
* sysdeps/alpha/fpu/s_trunc.c (truncl): Likewise.
* sysdeps/alpha/fpu/s_fmax.S (fmaxl): Likewise.
* sysdeps/alpha/fpu/s_lrint.c (lrintl, llrintl): Likewise.
* sysdeps/alpha/fpu/s_lround.c (lroundl, llroundl): Likewise.
* sysdeps/alpha/fpu/s_round.c (roundl): Likewise.
* sysdeps/alpha/fpu/s_isnan.c (isnanl): Provide compat_symbol in
libc, not libm.
(__isnanl): New compat_symbol.
2007-05-07 Richard Henderson <rth@redhat.com>
* sysdeps/alpha/fpu/bits/mathinline.h (__isnanl): Don't define
if __NO_LONG_DOUBLE_MATH.
* sysdeps/unix/sysv/linux/alpha/ioperm.c: If BWX insns not
available in the compiler, add .arch directive to ethe assembly.
2007-05-07 Jakub Jelinek <jakub@redhat.com>
* sysdeps/alpha/fpu/s_nearbyint.c (nearbyintl): Fix version on
compat_symbol to GLIBC_2_1.
* sysdeps/alpha/fpu/s_fmin.S (fminl): Likewise.
* sysdeps/alpha/fpu/s_trunc.c (truncl): Likewise.
* sysdeps/alpha/fpu/s_fmax.S (fmaxl): Likewise.
* sysdeps/alpha/fpu/s_lrint.c (lrintl, llrintl): Likewise.
* sysdeps/alpha/fpu/s_lround.c (lroundl, llroundl): Likewise.
* sysdeps/alpha/fpu/s_round.c (roundl): Likewise.
* sysdeps/alpha/fpu/s_isnan.c (isnanl): Provide compat_symbol in
libc, not libm.
(__isnanl): New compat_symbol.
Peter Bergner <bergner@us.ibm.com>
* elf/dl-support.c (_dl_aux_init): Honor DL_PLATFORM_AUXV.
(new_heap): Initialize mprotect_size.
(grow_heap): When growing, only mprotect from mprotect_size till
new_size if mprotect_size is smaller. When shrinking, use PROT_NONE
MMAP for __libc_enable_secure only, otherwise use MADV_DONTNEED.
2007-05-07 Ulrich Drepper <drepper@redhat.com>
Jakub Jelinek <jakub@redhat.com>
* malloc/arena.c (heap_info): Add mprotect_size field, adjust pad.
(new_heap): Initialize mprotect_size.
(grow_heap): When growing, only mprotect from mprotect_size till
new_size if mprotect_size is smaller. When shrinking, use PROT_NONE
MMAP for __libc_enable_secure only, otherwise use MADV_DONTNEED.
