The patch titled
Subject: keys: kill task_struct->replacement_session_keyring
has been removed from the -mm tree. Its filename was
keys-kill-task_struct-replacement_session_keyring.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
From: Oleg Nesterov <oleg@xxxxxxxxxx>
Subject: keys: kill task_struct->replacement_session_keyring
Kill the no longer used task_struct->replacement_session_keyring, update
copy_creds() and exit_creds().
Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
Acked-by: David Howells <dhowells@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Richard Kuo <rkuo@xxxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Alexander Gordeev <agordeev@xxxxxxxxxx>
Cc: Chris Zankel <chris@xxxxxxxxxx>
Cc: David Smith <dsmith@xxxxxxxxxx>
Cc: "Frank Ch. Eigler" <fche@xxxxxxxxxx>
Cc: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Cc: Larry Woodman <lwoodman@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Tejun Heo <tj@xxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/sched.h | 2 --
kernel/cred.c | 9 ---------
2 files changed, 11 deletions(-)
diff -puN include/linux/sched.h~keys-kill-task_struct-replacement_session_keyring include/linux/sched.h
--- a/include/linux/sched.h~keys-kill-task_struct-replacement_session_keyring
+++ a/include/linux/sched.h
@@ -1413,8 +1413,6 @@ struct task_struct {
* credentials (COW) */
const struct cred __rcu *cred; /* effective (overridable) subjective task
* credentials (COW) */
- struct cred *replacement_session_keyring; /* for KEYCTL_SESSION_TO_PARENT */
-
char comm[TASK_COMM_LEN]; /* executable name excluding path
- access with [gs]et_task_comm (which lock
it with task_lock())
diff -puN kernel/cred.c~keys-kill-task_struct-replacement_session_keyring kernel/cred.c
--- a/kernel/cred.c~keys-kill-task_struct-replacement_session_keyring
+++ a/kernel/cred.c
@@ -198,13 +198,6 @@ void exit_creds(struct task_struct *tsk)
validate_creds(cred);
alter_cred_subscribers(cred, -1);
put_cred(cred);
-
- cred = (struct cred *) tsk->replacement_session_keyring;
- if (cred) {
- tsk->replacement_session_keyring = NULL;
- validate_creds(cred);
- put_cred(cred);
- }
}
/**
@@ -386,8 +379,6 @@ int copy_creds(struct task_struct *p, un
struct cred *new;
int ret;
- p->replacement_session_keyring = NULL;
-
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring &&
_
Patches currently in -mm which might be from oleg@xxxxxxxxxx are
origin.patch
linux-next.patch
mm-fork-fix-overflow-in-vma-length-when-copying-mmap-on-clone.patch
mm-correctly-synchronize-rss-counters-at-exit-exec.patch
kmod-unexport-call_usermodehelper_freeinfo.patch
kmod-convert-two-call-sites-to-call_usermodehelper_fns.patch
kmod-move-call_usermodehelper_fns-to-c-file-and-unexport-all-its-helpers.patch
cred-remove-task_is_dead-from-__task_cred-validation.patch
stack-usage-add-pid-to-warning-printk-in-check_stack_usage.patch
proc-clean-up-proc-pid-environ-handling.patch
proc-remove-mm_for_maps.patch
proc-use-mm_access-instead-of-ptrace_may_access.patch
proc-use-is_err_or_null.patch
fork-call-complete_vfork_done-after-clearing-child_tid-and-flushing-rss-counters.patch
cpu-introduce-clear_tasks_mm_cpumask-helper.patch
arm-use-clear_tasks_mm_cpumask.patch
powerpc-use-clear_tasks_mm_cpumask.patch
sh-use-clear_tasks_mm_cpumask.patch
blackfin-a-couple-of-task-mm-handling-fixes.patch
blackfin-fix-possible-deadlock-in-decode_address.patch
um-should-hold-tasklist_lock-while-traversing-processes.patch
um-fix-possible-race-on-task-mm.patch
um-properly-check-all-process-threads-for-a-live-mm.patch
pidns-use-task_active_pid_ns-in-do_notify_parent.patch
pidns-make-killed-children-autoreap.patch
pidns-guarantee-that-the-pidns-init-will-be-the-last-pidns-process-reaped-v2.patch
pidns-guarantee-that-the-pidns-init-will-be-the-last-pidns-process-reaped-v2-fix.patch
aio-vfs-cleanup-of-rw_copy_check_uvector-and-compat_rw_copy_check_uvector.patch
sysctl-make-kernelns_last_pid-control-being-checkpoint_restore-dependent.patch
fs-proc-introduce-proc-pid-task-tid-children-entry-v9.patch
fs-proc-introduce-proc-pid-task-tid-children-entry-v9-fix.patch
c-r-prctl-add-ability-to-set-new-mm_struct-exe_file.patch
c-r-prctl-add-ability-to-set-new-mm_struct-exe_file-update-after-mm-num_exe_file_vmas-removal.patch
c-r-prctl-add-ability-to-get-clear_tid_address.patch
c-r-prctl-drop-vma-flags-test-on-pr_set_mm_-stack-data-assignment.patch
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