Messages in this thread | | | From | Balbir Singh <> | Date | Mon, 5 Mar 2018 08:27:52 +1100 | Subject | Re: [PATCH] xmon: Clear all breakpoints when xmon is disabled via debugfs |
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On Mon, Mar 5, 2018 at 4:31 AM, Vaibhav Jain <vaibhav@linux.vnet.ibm.com> wrote: > Presently when xmon is disabled by debugfs any existing > instruction/data-access breakpoints set are not disabled. This may > lead to kernel oops when those breakpoints are hit as the necessary > debugger hooks aren't installed. > > Hence this patch introduces a new function named clear_all_bpt() > which is called when xmon is disabled via debugfs. The function will > unpatch/clear all the trap and ciabr/dab based breakpoints. > > Signed-off-by: Vaibhav Jain <vaibhav@linux.vnet.ibm.com> > ---
Reviewed-by: Balbir Singh <bsingharora@gmail.com>
Balbir
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