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8043fc147a
Add a helper that waits for a pid and stores the status in the passed in kernel pointer. Use it to fix the usage of kernel_wait4 in call_usermodehelper_exec_sync that only happens to work due to the implicit set_fs(KERNEL_DS) for kernel threads. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Luis Chamberlain <mcgrof@kernel.org> Link: http://lkml.kernel.org/r/20200721130449.5008-1-hch@lst.de Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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| .. | ||
| autogroup.h | ||
| clock.h | ||
| coredump.h | ||
| cpufreq.h | ||
| cputime.h | ||
| deadline.h | ||
| debug.h | ||
| hotplug.h | ||
| idle.h | ||
| init.h | ||
| isolation.h | ||
| jobctl.h | ||
| loadavg.h | ||
| mm.h | ||
| nohz.h | ||
| numa_balancing.h | ||
| prio.h | ||
| rt.h | ||
| signal.h | ||
| smt.h | ||
| stat.h | ||
| sysctl.h | ||
| task_stack.h | ||
| task.h | ||
| topology.h | ||
| types.h | ||
| user.h | ||
| wake_q.h | ||
| xacct.h | ||