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exec: Factor bprm_execve out of do_execve_common
2020-07-21 Eric W. Biedermanexec: Factor bprm_execve out of do_execve_common
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-21 Eric W. Biedermanexec: Move bprm_mm_init into alloc_bprm
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-21 Eric W. Biedermanexec: Move initialization of bprm->filename into alloc_bprm
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-21 Eric W. Biedermanexec: Factor out alloc_bprm
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-21 Eric W. Biedermanexec: Remove unnecessary spaces from binfmts.h
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-08 Eric W. BiedermanMake the user mode driver code a better citizen
Eric W. Biederman (16):
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-07 Eric W. Biedermanumd: Stop using split_argv
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-07 Eric W. Biedermanumd: Remove exit_umh
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-07 Eric W. Biedermanbpfilter: Take advantage of the facilities of struct pid
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-07 Eric W. Biedermanexit: Factor thread_group_exited out of pidfd_poll
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanumd: Track user space drivers with struct pid
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanbpfilter: Move bpfilter_umh back into init data
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanexec: Remove do_execve_file
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanumh: Stop calling do_execve_file
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanumd: Transform fork_usermode_blob into fork_usermode_driver
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanumd: Rename umd_info.cmdline umd_info.driver_name
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanumd: For clarity rename umh_info umd_info
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanumh: Separate the user mode driver and the user mode...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanumh: Remove call_usermodehelper_setup_file.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanumh: Rename the user mode driver helpers for clarity
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanumh: Move setting PF_UMH into umh_pipe_setup
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-07-04 Eric W. Biedermanumh: Capture the pid in umh_pipe_setup
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-06-12 Eric W. Biedermanproc: Use new_inode not new_inode_pseudo
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-06-10 Alexey Gladkovproc: s_fs_info may be NULL when proc_kill_sb is called
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-05-31 Eric W. Biedermanexec: Remove the recomputation of bprm->cred
Eric W. Biederman (2):
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2020-05-30 Eric W. Biedermanexec: Compute file based creds only once
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-30 Eric W. Biedermanexec: Add a per bprm->file version of per_clear
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-28 Eric W. BiedermanMerge commit a4ae32c71fe9 ("exec: Always set cap_ambient...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-27 Arnd Bergmannbinfmt_elf_fdpic: fix execfd build regression
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-05-26 Eric W. Biedermanexec: Always set cap_ambient in cap_bprm_set_creds
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-21 Kees Cookselftests/exec: Add binfmt_script regression test
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-05-21 Eric W. Biedermanexec: Control flow simplifications
Eric W. Biederman (8):
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-21 Eric W. Biedermanexec: Remove recursion from search_binary_handler
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-21 Eric W. Biedermanexec: Generic execfd support
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-21 Eric W. Biedermanexec/binfmt_script: Don't modify bprm->buf and then...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-21 Eric W. Biedermanexec: Move the call of prepare_binprm into search_binary_handler
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-21 Eric W. Biedermanexec: Allow load_misc_binary to call prepare_binprm...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-21 Eric W. Biedermanexec: Convert security_bprm_set_creds into security_bprm_rep...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-20 Eric W. Biedermanexec: Factor security_bprm_creds_for_exec out of security_bp...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-20 Eric W. Biedermanexec: Teach prepare_exec_creds how exec treats uids...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-19 Alexey Gladkovproc: proc_pid_ns takes super_block as an argument
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-05-18 Eric W. BiedermanMerge f87d1c955916 ("exec: Move would_dump into flush_old_exec")
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-17 Eric W. Biedermanexec: Move would_dump into flush_old_exec
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-11 Eric W. Biedermanexec: Trivial cleanups for exec
Eric W. Biederman (5):
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-11 Eric W. Biedermanexec: Set the point of no return sooner
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-11 Eric W. Biedermanexec: Move handling of the point of no return to the...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-11 Eric W. Biedermanexec: Run sync_mm_rss before taking exec_update_mutex
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-09 Eric W. Biedermanexec: Fix spelling of search_binary_handler in a comment
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-09 Eric W. Biedermanexec: Move the comment from above de_thread to above...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-09 Eric W. Biedermanexec: Promised cleanups after introducing exec_update_mutex
Eric W. Biederman (7):
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-07 Eric W. Biedermanexec: Rename flush_old_exec begin_new_exec
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-07 Eric W. Biedermanexec: Move most of setup_new_exec into flush_old_exec
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-07 Eric W. Biedermanexec: In setup_new_exec cache current in the local...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-07 Eric W. Biedermanexec: Merge install_exec_creds into setup_new_exec
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-07 Eric W. Biedermanexec: Rename the flag called_exec_mmap point_of_no_return
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-07 Eric W. Biedermanexec: Make unlocking exec_update_mutex explict
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-05-07 Eric W. Biedermanbinfmt: Move install_exec_creds after setup_new_exec...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-30 Eric W. Biedermanposix-cpu-timers: Use pids not tasks in lookup
Eric W. Biederman (3):
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-30 Oleg Nesterovremove the no longer needed pid_alive() check in __task_pid_...
Reviewed-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
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2020-04-30 Eric W. BiedermanRemoving has_group_leader_pid
Eric W. Biederman (4):
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-29 Eric W. Biedermanposix-cpu-timers: Replace __get_task_for_clock with...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-29 Eric W. Biedermanposix-cpu-timers: Replace cpu_timer_pid_type with clock_pid_type
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-29 Eric W. Biedermanposix-cpu-timers: Extend rcu_read_lock removing task_struct...
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-28 Eric W. Biedermansignal: Remove has_group_leader_pid
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-28 Eric W. Biedermanexec: Remove BUG_ON(has_group_leader_pid)
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-28 Eric W. Biedermanposix-cpu-timer: Unify the now redundant code in lookup_task
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-28 Eric W. Biedermanposix-cpu-timer: Tidy up group_leader logic in lookup_task
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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2020-04-28 Eric W. Biedermanproc: Ensure we see the exit of each process tid exactly
Eric W. Biederman (2):
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
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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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