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ptrace: fix race between ptrace_resume() and wait_task_stopped()
2015-04-17 Oleg Nesterovptrace: fix race between ptrace_resume() and wait_task_stopped()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-03-23 Oleg Nesterovx86/fpu: Kill eager_fpu_init_bp()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-03-23 Oleg Nesterovx86/fpu: Don't allocate fpu->state for swapper/0
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-03-23 Oleg Nesterovx86/fpu: Don't abuse drop_init_fpu() in flush_thread()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-03-23 Oleg Nesterovx86/fpu: Use restore_init_xstate() instead of math_state_res...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-03-23 Oleg Nesterovx86/fpu: Introduce restore_init_xstate()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-03-23 Oleg Nesterovx86/fpu: Document user_fpu_begin()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-03-13 Oleg Nesterovx86/fpu: Drop_fpu() should not assume that tsk equals...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-03-13 Oleg Nesterovx86/fpu: Avoid math_state_restore() without used_math...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-03-10 Oleg Nesterovx86/fpu: Factor out memset(xstate, 0) in fpu_finit...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-03-10 Oleg Nesterovx86/fpu: Change xstateregs_get()/set() to use ->xsave...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-02-23 Oleg Nesterovx86/fpu: Don't abuse FPU in kernel threads if use_eager_fpu()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-02-23 Oleg Nesterovx86/fpu: Always allow FPU in interrupt if use_eager_fpu()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-02-23 Oleg Nesterovx86/fpu: __kernel_fpu_begin() should clear fpu_owner_task...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-02-19 Oleg Nesterovx86/fpu: Change math_error() to use unlazy_fpu(), kill...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-02-19 Oleg Nesterovx86/fpu: Don't do __thread_fpu_end() if use_eager_fpu()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-02-19 Oleg Nesterovx86/fpu: Don't reset thread.fpu_counter
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-02-18 Oleg Nesterovlocking/futex: Check PF_KTHREAD rather than !p->mm...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-02-18 Oleg Nesterovsched/completion: Serialize completion_done() with...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-01-20 Oleg Nesterovx86, fpu: Fix math_state_restore() race with kernel_fpu_begin()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-01-20 Oleg Nesterovx86, fpu: Don't abuse has_fpu in __kernel_fpu_begin...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-01-20 Oleg Nesterovx86, fpu: Introduce per-cpu in_kernel_fpu state
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-01-08 Oleg Nesterovarch/blackfin/mach-bf533/boards/stamp.c: add linux...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2015-01-08 Oleg Nesterovexit: fix race between wait_consider_task() and wait_task_zo...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-13 Oleg Nesterovoom: kill the insufficient and no longer needed PT_TRACE_EXI...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-13 Oleg Nesterovoom: don't assume that a coredumping thread will exit...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: pidns: fix/update the comments in zap_pid_ns_processes()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: pidns: alloc_pid() leaks pid_namespace if child_reaper...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: exit_notify: re-use "dead" list to autoreap current
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: call forget_original_parent() under...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: avoid find_new_reaper() if no children
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: introduce find_alive_thread()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: introduce find_child_reaper()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: document the ->has_child_subreaper...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: s/while_each_thread/for_each_thread...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: fix the cross-namespace PR_SET_CHILD_SUBREAP...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: fix the dead-parent PR_SET_CHILD_SUBREAPER...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: proc: don't try to flush /proc/tgid/task/tgid
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: release_task: fix the comment about group leader...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: wait: drop tasklist_lock before psig->c* accounting
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: wait: don't use zombie->real_parent
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: wait: cleanup the ptrace_reparented() checks
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovusermodehelper: kill the kmod_thread_locker logic
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Cc: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovusermodehelper: don't use CLONE_VFORK for ____call_usermodeh...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Cc: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: ptrace: shift "reap dead" code from exit_ptrace...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: cleanup the usage of reparent_leader()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: cleanup the changing of ->parent
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovexit: reparent: use ->ptrace_entry rather than ->sibling...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovsched_show_task: fix unsafe usage of ->real_parent
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovproc: task_state: ptrace_parent() doesn't need pid_alive...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovproc: task_state: move the main seq_printf() outside...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovproc: task_state: deuglify the max_fds calculation
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-11 Oleg Nesterovproc: task_state: read cred->group_info outside of...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-12-08 Oleg Nesterovx86/ticketlock: Fix spin_unlock_wait() livelock
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-11-13 Oleg Nesterovrcu: More info about potential deadlocks with rcu_read_unlock()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-11-11 Oleg Nesterovtracing: Kill the dead code in probe_sched_switch(...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-11-11 Oleg Nesterovtracing: Kill tracing_{start,stop}_sched_switch_record...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-29 Oleg Nesterovsignal: Document the RCU protection of ->sighand
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-28 Oleg Nesterovsched: Kill task_preempt_count()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-28 Oleg Nesterovsched: Make finish_task_switch() return 'struct rq *'
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-28 Oleg Nesterovsched: Fix schedule_tail() to disable preemption
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-28 Oleg Nesterovsched: Fix the PREEMPT_ACTIVE check in __trace_sched_switch_...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Cc: Oleg Nesterov <oleg@redhat.com>
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2014-10-28 Oleg Nesterovsched: stop the unbound recursion in preempt_schedule_context()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-14 Oleg Nesterovipc/shm: kill the historical/wrong mm->start_stack...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-14 Oleg Nesterovcoredump: add %i/%I in core_pattern to report the tid...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-14 Oleg Nesterovsignal: use BUILD_BUG() instead of _NSIG_WORDS_is_unsupporte...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovmempolicy: unexport get_vma_policy() and remove its...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovmempolicy: kill do_set_mempolicy()->down_write(&mm...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovmempolicy: fix show_numa_map() vs exec() + do_set_mempolicy...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovmempolicy: introduce __get_vma_policy(), export get_task_pol...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovmempolicy: remove the "task" arg of vma_policy_mof...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovmempolicy: sanitize the usage of get_task_policy()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovmempolicy: change get_task_policy() to return default_policy...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovmempolicy: change alloc_pages_vma() to use mpol_cond_put()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovproc/maps: make vm_is_stack() logic namespace-friendly
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovproc/maps: replace proc_maps_private->pid with "struct...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_nommu.c: don't use priv->task->mm
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_nommu.c: shift mm_access() from m_start...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_nommu.c: change maps_open() to use __seq_open_p...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: update m->version in the main loop...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: reintroduce m->version logic
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: introduce m_next_vma() helper
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: simplify m_start() to make it readable
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: kill the suboptimal and confusing...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: shift "priv->task = NULL" from...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: cleanup the "tail_vma" horror in...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: simplify the vma_stop() logic
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: shift mm_access() from m_start...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovproc: introduce proc_mem_open()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: unify/simplify do_maps_open() and...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-10-10 Oleg Nesterovfs/proc/task_mmu.c: don't use task->mm in m_start(...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-09-24 Oleg Nesterovx86/lib/Makefile: Remove the unnecessary "+= thunk_64.o"
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-09-24 Oleg Nesterovx86: Speed up ___preempt_schedule*() by using THUNK...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-09-24 Oleg Nesterovsched: print_rq(): Don't use tasklist_lock
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-09-24 Oleg Nesterovsched: normalize_rt_tasks(): Don't use _irqsave for...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-09-24 Oleg Nesterovsched: Fix the task-group check in tg_has_rt_tasks()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-09-24 Oleg Nesterovsched/numa: Kill the wrong/dead TASK_DEAD check in...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-09-07 Oleg Nesterovrcu: Uninline rcu_read_lock_held()
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-09-02 Oleg Nesterovx86: copy_thread: Don't nullify ->ptrace_bps twice
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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2014-09-02 Oleg Nesterovx86, fpu: Shift "fpu_counter = 0" from copy_thread...
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
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