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2317b07d05
In a multi-threaded program any thread can call execve(). If this is not done by the thread group leader, the de_thread() function replaces the pid of the task that calls execve() with the pid of thread group leader. If the task reaches user space again without going over __switch_to() the sampling tag is still set to the old pid. Define the arch_setup_new_exec function to verify the task pid and udpate the tag with LPP if it has changed. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> |
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asm | ||
uapi/asm |