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    s390: have unique symbol for __switch_to address · 46210c44
    Heiko Carstens 提交于
    After linking there are several symbols for the same address that the
    __switch_to symbol points to. E.g.:
    
    000000000089b9c0 T __kprobes_text_start
    000000000089b9c0 T __lock_text_end
    000000000089b9c0 T __lock_text_start
    000000000089b9c0 T __sched_text_end
    000000000089b9c0 T __switch_to
    
    When disassembling with "objdump -d" this results in a missing
    __switch_to function. It would be named __kprobes_text_start
    instead. To unconfuse objdump add a nop in front of the kprobes text
    section. That way __switch_to appears again.
    
    Obviously this solution is sort of a hack, since it also depends on
    link order if this works or not. However it is the best I can come up
    with for now.
    Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com>
    Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
    46210c44
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