The patch titled
mips: use find_task_by_vpid in system calls
has been added to the -mm tree. Its filename is
mips-use-find_task_by_vpid-in-system-calls.patch
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------------------------------------------------------
Subject: mips: use find_task_by_vpid in system calls
From: Pavel Emelyanov <xemul@xxxxxxxxxx>
There are some places left in mips, that lookup task in initial namespace,
while the code doing so gets the pid from the user space and thus must treat
it as virtual.
Signed-off-by: Pavel Emelyanov <xemul@xxxxxxxxxx>
Cc: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Cc: Ralf Baechle <ralf@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/mips/kernel/mips-mt-fpaff.c | 2 +-
arch/mips/kernel/sysirix.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff -puN arch/mips/kernel/mips-mt-fpaff.c~mips-use-find_task_by_vpid-in-system-calls arch/mips/kernel/mips-mt-fpaff.c
--- a/arch/mips/kernel/mips-mt-fpaff.c~mips-use-find_task_by_vpid-in-system-calls
+++ a/arch/mips/kernel/mips-mt-fpaff.c
@@ -36,7 +36,7 @@ unsigned long mt_fpemul_threshold = 0;
*/
static inline struct task_struct *find_process_by_pid(pid_t pid)
{
- return pid ? find_task_by_pid(pid) : current;
+ return pid ? find_task_by_vpid(pid) : current;
}
diff -puN arch/mips/kernel/sysirix.c~mips-use-find_task_by_vpid-in-system-calls arch/mips/kernel/sysirix.c
--- a/arch/mips/kernel/sysirix.c~mips-use-find_task_by_vpid-in-system-calls
+++ a/arch/mips/kernel/sysirix.c
@@ -111,7 +111,7 @@ asmlinkage int irix_prctl(unsigned optio
printk("irix_prctl[%s:%d]: Wants PR_ISBLOCKED\n",
current->comm, current->pid);
read_lock(&tasklist_lock);
- task = find_task_by_pid(va_arg(args, pid_t));
+ task = find_task_by_vpid(va_arg(args, pid_t));
error = -ESRCH;
if (error)
error = (task->run_list.next != NULL);
_
Patches currently in -mm which might be from xemul@xxxxxxxxxx are
origin.patch
git-net.patch
shmem-factor-out-sbi-free_inodes-manipulations.patch
shmem-factor-out-sbi-free_inodes-manipulations-fix.patch
memory-controller-add-documentation.patch
memory-controller-resource-counters-v7.patch
memory-controller-containers-setup-v7.patch
memory-controller-accounting-setup-v7.patch
memory-controller-memory-accounting-v7.patch
memory-controller-task-migration-v7.patch
memory-controller-add-per-container-lru-and-reclaim-v7.patch
memory-controller-improve-user-interface.patch
memory-controller-oom-handling-v7.patch
memory-controller-add-switch-to-control-what-type-of-pages-to-limit-v7.patch
memory-controller-make-page_referenced-container-aware-v7.patch
memory-controller-make-charging-gfp-mask-aware.patch
memcgroup-reinstate-swapoff-mod.patch
bugfix-for-memory-cgroup-controller-charge-refcnt-race-fix.patch
bugfix-for-memory-cgroup-controller-fix-error-handling-path-in-mem_charge_cgroup.patch
bugfix-for-memory-controller-add-helper-function-for-assigning-cgroup-to-page.patch
bugfix-for-memory-cgroup-controller-migration-under-memory-controller-fix.patch
bugfix-for-memory-cgroup-controller-avoid-pagelru-page-in-mem_cgroup_isolate_pages.patch
bugfix-for-memory-cgroup-controller-avoid-pagelru-page-in-mem_cgroup_isolate_pages-fix.patch
memcgroup-fix-zone-isolation-oom.patch
memcgroup-revert-swap_state-mods.patch
memory-cgroup-enhancements-fix-zone-handling-in-try_to_free_mem_cgroup_page.patch
memory-cgroup-enhancements-force_empty-interface-for-dropping-all-account-in-empty-cgroup.patch
memory-cgroup-enhancements-remember-a-page-is-charged-as-page-cache.patch
memory-cgroup-enhancements-remember-a-page-is-on-active-list-of-cgroup-or-not.patch
memory-cgroup-enhancements-add-status-accounting-function-for-memory-cgroup.patch
memory-cgroup-enhancements-add-memorystat-file.patch
memory-cgroup-enhancements-add-pre_destroy-handler.patch
memory-cgroup-enhancements-implicit-force_empty-at-rmdir.patch
per-zone-and-reclaim-enhancements-for-memory-controller-take-3-add-scan_global_lru-macro.patch
per-zone-and-reclaim-enhancements-for-memory-controller-take-3-nid-zid-helper-function-for-cgroup.patch
per-zone-and-reclaim-enhancements-for-memory-controller-take-3-per-zone-active-inactive-counter.patch
per-zone-and-reclaim-enhancements-for-memory-controller-take-3-calculate-mapper_ratio-per-cgroup.patch
per-zone-and-reclaim-enhancements-for-memory-controller-take-3-calculate-active-inactive-imbalance-per-cgroup.patch
per-zone-and-reclaim-enhancements-for-memory-controller-take-3-remember-reclaim-priority-in-memory-cgroup.patch
per-zone-and-reclaim-enhancements-for-memory-controller-take-3-calculate-the-number-of-pages-to-be-scanned-per-cgroup.patch
per-zone-and-reclaim-enhancements-for-memory-controller-take-3-modifies-vmscanc-for-isolate-globa-cgroup-lru-activity.patch
per-zone-and-reclaim-enhancements-for-memory-controller-take-3-per-zone-lru-for-cgroup.patch
per-zone-and-reclaim-enhancements-for-memory-controller-take-3-per-zone-lock-for-cgroup.patch
add-the-namespaces-config-option.patch
move-the-uts-namespace-under-uts_ns-option.patch
move-the-ipc-namespace-under-ipc_ns-option.patch
cleanup-the-code-managed-with-the-user_ns-option.patch
cleanup-the-code-managed-with-the-user_ns-option-checkpatch-fixes.patch
cleanup-the-code-managed-with-pid_ns-option.patch
cleanup-the-code-managed-with-pid_ns-option-checkpatch-fixes.patch
mark-net_ns-with-depends-on-namespaces.patch
proc-seqfile-convert-proc_pid_status-to-properly-handle-pid-namespaces.patch
proc-seqfile-convert-proc_pid_status-to-properly-handle-pid-namespaces-checkpatch-fixes.patch
proc-proper-pidns-handling-for-proc-self.patch
proc-fix-the-threaded-proc-self.patch
ipc-uninline-some-code-from-utilh.patch
ipc-make-struct-ipc_ids-static-in-ipc_namespace.patch
ipc-consolidate-sem_exit_ns-msg_exit_ns-and-shm_exit_ns.patch
sys_setpgid-simplify-pid-ns-interaction.patch
fix-setsid-for-sub-namespace-sbin-init.patch
teach-set_special_pids-to-use-struct-pid.patch
move-daemonized-kernel-threads-into-the-swappers-session.patch
start-the-global-sbin-init-with-00-special-pids.patch
pid-sys_wait-fixes-v2.patch
pid-extend-fix-pid_vnr.patch
sys_getsid-dont-use-nsproxy-directly.patch
pid-fix-mips-irix-emulation-pid-usage.patch
pid-fix-mips-irix-emulation-pid-usage-fix.patch
pid-fix-solaris_procids.patch
uglify-kill_pid_info-to-fix-kill-vs-exec-race.patch
uglify-while_each_pid_task-to-make-sure-we-dont-count-the-execing-pricess-twice.patch
itimer_real-convert-to-use-struct-pid.patch
reiser4.patch
use-find_task_by_vpid-in-posix-timers.patch
use-find_task_by_vpid-in-audit-code.patch
use-find_task_by_vpid-in-taskstats.patch
dont-operate-with-pid_t-in-rtmutex-tester.patch
handle-pid-namespaces-in-cgroups-code.patch
gfs2-make-gfs2_glockgl_owner_pid-be-a-struct-pid.patch
gfs2-make-gfs2_holdergh_owner_pid-be-a-struct-pid.patch
frv-use-find_task_by_vpid-in-cxn_pin_by_pid.patch
ia64-make-pfm_get_task-work-with-virtual-pids.patch
ia64-fix-ptrace-inside-a-namespace.patch
mips-use-find_task_by_vpid-in-system-calls.patch
deprecate-find_task_by_pid.patch
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