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proc: Ensure we see the exit of each process tid exactly once
2020-04-28 Eric W. Biedermanproc: Ensure we see the exit of each process tid exactly...
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-04-28 Eric W. Biedermanrculist: Add hlists_swap_heads_rcu
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-24 Eric W. Biedermanproc: Use PIDTYPE_TGID in next_tgid
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-24 Eric W. Biedermanproc: modernize proc to support multiple private instances
 Eric W. Biederman [3] [4]
* After a discussion with Eric W. Biederman, the numerical values for hidepid
* Rebase on top of Eric W. Biederman's procfs changes.
...option removed as suggested by Eric W. Biederman.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-24 Alexey GladkovUse proc_pid_ns() to get pid_namespace from the proc...
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-04-24 Eric W. Biedermanproc: Put thread_pid in release_task not proc_flush_pid
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-22 Alexey Gladkovproc: use named enums for better readability
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-04-22 Alexey Gladkovproc: use human-readable values for hidepid
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-04-22 Alexey Gladkovdocs: proc: add documentation for "hidepid=4" and ...
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-04-22 Alexey Gladkovproc: add option to mount only a pids subset
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-04-22 Alexey Gladkovproc: instantiate only pids that we can ptrace on ...
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-04-22 Alexey Gladkovproc: allow to mount many instances of proc in one...
as suggested by Eric W. Biederman.
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-04-22 Alexey Gladkovproc: rename struct proc_fs_info to proc_fs_opts
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-04-21 Eric W. Biedermansignal: Avoid corrupting si_pid and si_uid in do_notify_parent
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-16 Eric W. Biedermanproc: Handle umounts cleanly
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-09 Eric W. Biedermanproc: Use a dedicated lock in struct pid
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-01 Eric W. Biedermansignal: Extend exec_id to 64bits
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-03-25 Eric W. BiedermanMerged 'Infrastructure to allow fixing exec deadlocks...
Eric W. Biederman (5):
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-03-25 Bernd Edlingerpidfd: Use new infrastructure to fix deadlocks in execve
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Bernd Edlingerperf: Use new infrastructure to fix deadlocks in execve
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Bernd Edlingerproc: io_accounting: Use new infrastructure to fix...
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Bernd Edlingerproc: Use new infrastructure to fix deadlocks in execve
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Bernd Edlingerkernel/kcmp.c: Use new infrastructure to fix deadlocks...
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Bernd Edlingerkernel: doc: remove outdated comment cred.c
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Bernd Edlingermm: docs: Fix a comment in process_vm_rw_core
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Bernd Edlingerselftests/ptrace: add test cases for dead-locks
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Bernd Edlingerexec: Fix a deadlock in strace
 ...based on the following patch by Eric W. Biederman:
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Eric W. Biedermanexec: Add exec_update_mutex to replace cred_guard_mutex
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Eric W. Biedermanexec: Move exec_mmap right after de_thread in flush_old_exec
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Eric W. Biedermanexec: Move cleanup of posix timers on exec out of de_thread
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Eric W. Biedermanexec: Factor unshare_sighand out of de_thread and call...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-25 Eric W. Biedermanexec: Only compute current once in flush_old_exec
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-03-02 Eric W. BiedermanProc mount option handling is broken, and it has been...
Eric W. Biederman (4):
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2020-02-28 Eric W. Biedermanpid: Improve the comment about waiting in zap_pid_ns_processes
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-02-28 Eric W. Biedermanproc: Remove the now unnecessary internal mount of...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-02-28 Eric W. Biedermanuml: Create a private mount of proc for mconsole
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-02-28 Eric W. Biedermanuml: Don't consult current to find the proc_mnt in...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-02-28 Eric W. Biedermanproc: Dentry flushing without proc_mnt
Eric W. Biederman (6):
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-02-24 Eric W. Biedermanproc: Use a list of inodes to flush from proc
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-02-24 Eric W. Biedermanproc: Clear the pieces of proc_inode that proc_evict_inode...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-02-24 Eric W. Biedermanproc: Use d_invalidate in proc_prune_siblings_dcache
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-02-21 Eric W. Biedermanproc: In proc_prune_siblings_dcache cache an aquired...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-02-20 Eric W. Biedermanproc: Generalize proc_sys_prune_dcache into proc_prune_sibli...
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-02-20 Eric W. Biedermanproc: Rename in proc_inode rename sysctl_inodes sibling_inodes
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2019-11-26 Eric W. Biedermansysctl: Remove the sysctl system call
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-08-19 Eric W. Biedermansignal: Allow cifs and drbd to receive their terminating...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-06-11 Jann Hornptrace: restore smp_rmb() in __ptrace_may_access()
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2019-06-03 Eric W. Biedermansignal/x86: Move tsk inside of CONFIG_MEMORY_FAILURE...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-30 Eric W. Biedermansignal/ptrace: Don't leak unitialized kernel memory...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal: Remove the signal number and task parameters...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal: Factor force_sig_info_to_task out of force_sig_info
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal: Generate the siginfo in force_sig
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal: Move the computation of force into send_signal...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal: Properly set TRACE_SIGNAL_LOSE_INFO in __send_signal
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal: Remove the task parameter from force_sig_fault
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal: Use force_sig_fault_to_task for the two calls...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal: Explicitly call force_sig_fault on current
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal/unicore32: Remove tsk parameter from __do_user_fault
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal/arm: Remove tsk parameter from __do_user_fault
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal/arm: Remove tsk parameter from ptrace_break
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal/nds32: Remove tsk parameter from send_sigtrap
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal/riscv: Remove tsk parameter from do_trap
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal/sh: Remove tsk parameter from force_sig_info_fault
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal/um: Remove task parameter from send_sigtrap
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-29 Eric W. Biedermansignal/x86: Remove task parameter from send_sigtrap
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-27 Eric W. Biedermansignal: Remove task parameter from force_sig_mceerr
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-27 Eric W. Biedermansignal: Remove task parameter from force_sig
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-27 Eric W. Biedermansignal: Remove task parameter from force_sigsegv
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-27 Eric W. Biedermansignal/cifs: Fix cifs_put_tcp_session to call send_sig...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-27 Eric W. Biedermansignal/pid_namespace: Fix reboot_pid_ns to use send_sig...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-27 Eric W. Biedermansignal/bpfilter: Fix bpfilter_kernl to use send_sig...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-27 Eric W. Biedermansignal/drbd: Use send_sig not force_sig
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-27 Eric W. Biedermansignal/arm64: Use force_sig not force_sig_fault for...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-22 Eric W. Biedermansignal: Correct namespace fixups of si_pid and si_uid
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-05-22 Eric W. Biedermansignal/usb: Replace kill_pid_info_as_cred with kill_pid_usb_...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-02-13 Eric W. Biedermansignal: Restore the stop PTRACE_EVENT_EXIT
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-02-07 Eric W. Biedermansignal: Better detection of synchronous signals
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-02-07 Eric W. Biedermansignal: Always notice exiting tasks
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-02-05 Eric W. Biedermansignal: Always attempt to allocate siginfo for SIGSTOP
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2019-01-12 Eric W. Biedermansignal: Make siginmask safe when passed a signal of 0
> Author: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-11-12 Benjamin Coddingtonmnt: fix __detach_mounts infinite loop
Reviewed-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2018-11-08 Eric W. Biedermanmount: Prevent MNT_DETACH from disconnecting locked...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-11-08 Eric W. Biedermanmount: Don't allow copying MNT_UNBINDABLE|MNT_LOCKED...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-11-08 Eric W. Biedermanmount: Retest MNT_LOCKED in do_umount
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-11-08 Jann Hornuserns: also map extents in the reverse map to kernel IDs
Tested-by: Eric W. Biederman <ebiederm@xmission.com>
Reviewed-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2018-10-11 Eric W. Biedermansignal: Guard against negative signal numbers in copy_siginf...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-10-11 Eric W. Biedermansignal: Guard against negative signal numbers in copy_siginf...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-10-08 Eric W. Biedermansignal: In sigqueueinfo prefer sig not si_signo
 ...25, 2018 at 07:19:02PM +0200, Eric W. Biederman wrote:
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-10-03 Eric W. Biedermansignal: Use a smaller struct siginfo in the kernel
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-10-03 Eric W. Biedermansignal: Distinguish between kernel_siginfo and siginfo
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-10-03 Eric W. Biedermansignal: Introduce copy_siginfo_from_user and use it...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-10-03 Eric W. Biedermansignal: Remove the need for __ARCH_SI_PREABLE_SIZE...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-10-03 Eric W. Biedermansignal: Fail sigqueueinfo if si_signo != sig
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-10-03 Eric W. Biedermansignal/sparc: Move EMT_TAGOVF into the generic siginfo.h
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-09-27 Eric W. Biedermansignal/unicore32: Use force_sig_fault where appropriate
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-09-27 Eric W. Biedermansignal/unicore32: Generate siginfo in ucs32_notify_die
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-09-27 Eric W. Biedermansignal/unicore32: Use send_sig_fault where appropriate
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-09-27 Eric W. Biedermansignal/arc: Use force_sig_fault where appropriate
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-09-27 Eric W. Biedermansignal/arc: Push siginfo generation into unhandled_exception
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2018-09-27 Eric W. Biedermansignal/ia64: Use force_sig_fault where appropriate
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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