[tip:perf/core] tools lib traceevent: update KVM plugin

From: tip-bot for Paolo Bonzini
Date: Thu Oct 22 2015 - 05:22:53 EST


Commit-ID: 2f465deef7ce8c722121b782dd91c284f5ae80ca
Gitweb: http://git.kernel.org/tip/2f465deef7ce8c722121b782dd91c284f5ae80ca
Author: Paolo Bonzini <pbonzini@xxxxxxxxxx>
AuthorDate: Thu, 1 Oct 2015 12:28:11 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 20 Oct 2015 15:54:14 -0300

tools lib traceevent: update KVM plugin

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>
Acked-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: kvm@xxxxxxxxxxxxxxx
Link: http://lkml.kernel.org/r/1443695293-31127-1-git-send-email-pbonzini@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@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 88fe83d..18536f7 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);

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