Re: [PATCH] tools lib traceevent: update KVM plugin

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On 01/10/2015 12:28, Paolo Bonzini wrote:
> The format of the role word has changed through the years and the
> plugin was never updated; some VMX exit reasons were missing too.
> 
> Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> ---
>  tools/lib/traceevent/plugin_kvm.c | 25 +++++++++++++++++--------
>  1 file changed, 17 insertions(+), 8 deletions(-)
> 
> diff --git a/tools/lib/traceevent/plugin_kvm.c b/tools/lib/traceevent/plugin_kvm.c
> index 88fe83dff7cd..18536f756577 100644
> --- a/tools/lib/traceevent/plugin_kvm.c
> +++ b/tools/lib/traceevent/plugin_kvm.c
> @@ -124,7 +124,10 @@ static const char *disassemble(unsigned char *insn, int len, uint64_t rip,
>  	_ER(WBINVD,		 54)		\
>  	_ER(XSETBV,		 55)		\
>  	_ER(APIC_WRITE,		 56)		\
> -	_ER(INVPCID,		 58)
> +	_ER(INVPCID,		 58)		\
> +	_ER(PML_FULL,		 62)		\
> +	_ER(XSAVES,		 63)		\
> +	_ER(XRSTORS,		 64)
>  
>  #define SVM_EXIT_REASONS \
>  	_ER(EXIT_READ_CR0,	0x000)		\
> @@ -352,15 +355,18 @@ static int kvm_nested_vmexit_handler(struct trace_seq *s, struct pevent_record *
>  union kvm_mmu_page_role {
>  	unsigned word;
>  	struct {
> -		unsigned glevels:4;
>  		unsigned level:4;
> +		unsigned cr4_pae:1;
>  		unsigned quadrant:2;
> -		unsigned pad_for_nice_hex_output:6;
>  		unsigned direct:1;
>  		unsigned access:3;
>  		unsigned invalid:1;
> -		unsigned cr4_pge:1;
>  		unsigned nxe:1;
> +		unsigned cr0_wp:1;
> +		unsigned smep_and_not_wp:1;
> +		unsigned smap_and_not_wp:1;
> +		unsigned pad_for_nice_hex_output:8;
> +		unsigned smm:8;
>  	};
>  };
>  
> @@ -385,15 +391,18 @@ static int kvm_mmu_print_role(struct trace_seq *s, struct pevent_record *record,
>  	if (pevent_is_file_bigendian(event->pevent) ==
>  	    pevent_is_host_bigendian(event->pevent)) {
>  
> -		trace_seq_printf(s, "%u/%u q%u%s %s%s %spge %snxe",
> +		trace_seq_printf(s, "%u q%u%s %s%s %spae %snxe %swp%s%s%s",
>  				 role.level,
> -				 role.glevels,
>  				 role.quadrant,
>  				 role.direct ? " direct" : "",
>  				 access_str[role.access],
>  				 role.invalid ? " invalid" : "",
> -				 role.cr4_pge ? "" : "!",
> -				 role.nxe ? "" : "!");
> +				 role.cr4_pae ? "" : "!",
> +				 role.nxe ? "" : "!",
> +				 role.cr0_wp ? "" : "!",
> +				 role.smep_and_not_wp ? " smep" : "",
> +				 role.smap_and_not_wp ? " smap" : "",
> +				 role.smm ? " smm" : "");
>  	} else
>  		trace_seq_printf(s, "WORD: %08x", role.word);
>  
> 

Ping?  Arnaldo, ok to include this patch in my tree?

Paolo
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