[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH] xen: do live patching only from main idle loop
On 24.02.20 23:25, Julien Grall wrote: Hi Juergen, On 11/02/2020 09:31, Juergen Gross wrote:diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c index 6f9bec22d3..30c4c1830b 100644 --- a/xen/arch/arm/traps.c +++ b/xen/arch/arm/traps.c @@ -23,7 +23,6 @@ #include <xen/iocap.h> #include <xen/irq.h> #include <xen/lib.h> -#include <xen/livepatch.h> #include <xen/mem_access.h> #include <xen/mm.h> #include <xen/param.h> @@ -2239,11 +2238,6 @@ static void check_for_pcpu_work(void) { local_irq_enable(); do_softirq(); - /*- * Must be the last one - as the IPI will trigger us to come here- * and we want to patch the hypervisor with almost no stack. - */ - check_for_livepatch_work();The check here was meant to match the x86 counterpart in reset_stack_and_jump(). I suspect you also need to remove it. Not really, as on x86 all relevant non-idle cases are being switched to use reset_stack_and_jump_nolp(). Juergen _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/mailman/listinfo/xen-devel
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