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authorIngo Molnar <mingo@kernel.org>2014-06-06 07:55:06 +0200
committerIngo Molnar <mingo@kernel.org>2014-06-06 07:55:06 +0200
commitec00010972a0971b2c1da4fbe4e5c7d8ed1ecb05 (patch)
treec28975d7daf6d8a3aa23afe8f42837b71105b269 /tools
parent8c6e549a447c51f4f8c0ba7f1e444469f75a354a (diff)
parente041e328c4b41e1db79bfe5ba9992c2ed771ad19 (diff)
downloadop-kernel-dev-ec00010972a0971b2c1da4fbe4e5c7d8ed1ecb05.zip
op-kernel-dev-ec00010972a0971b2c1da4fbe4e5c7d8ed1ecb05.tar.gz
Merge branch 'perf/urgent' into perf/core, to resolve conflict and to prepare for new patches
Conflicts: arch/x86/kernel/traps.c Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/Makefile6
-rw-r--r--tools/lib/lockdep/Makefile5
-rw-r--r--tools/perf/util/dwarf-aux.c7
-rw-r--r--tools/perf/util/probe-finder.c4
4 files changed, 15 insertions, 7 deletions
diff --git a/tools/Makefile b/tools/Makefile
index bcae806..9a617ad 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -44,6 +44,9 @@ cpupower: FORCE
cgroup firewire hv guest usb virtio vm net: FORCE
$(call descend,$@)
+liblockdep: FORCE
+ $(call descend,lib/lockdep)
+
libapikfs: FORCE
$(call descend,lib/api)
@@ -91,6 +94,9 @@ cpupower_clean:
cgroup_clean hv_clean firewire_clean lguest_clean usb_clean virtio_clean vm_clean net_clean:
$(call descend,$(@:_clean=),clean)
+liblockdep_clean:
+ $(call descend,lib/lockdep,clean)
+
libapikfs_clean:
$(call descend,lib/api,clean)
diff --git a/tools/lib/lockdep/Makefile b/tools/lib/lockdep/Makefile
index 85ef05d..52f9279 100644
--- a/tools/lib/lockdep/Makefile
+++ b/tools/lib/lockdep/Makefile
@@ -1,8 +1,7 @@
# file format version
FILE_VERSION = 1
-MAKEFLAGS += --no-print-directory
-LIBLOCKDEP_VERSION=$(shell make -sC ../../.. kernelversion)
+LIBLOCKDEP_VERSION=$(shell make --no-print-directory -sC ../../.. kernelversion)
# Makefiles suck: This macro sets a default value of $(2) for the
# variable named by $(1), unless the variable has been set by
@@ -231,7 +230,7 @@ install_lib: all_cmd
install: install_lib
clean:
- $(RM) *.o *~ $(TARGETS) *.a *.so $(VERSION_FILES) .*.d
+ $(RM) *.o *~ $(TARGETS) *.a *liblockdep*.so* $(VERSION_FILES) .*.d
$(RM) tags TAGS
endif # skip-makefile
diff --git a/tools/perf/util/dwarf-aux.c b/tools/perf/util/dwarf-aux.c
index 7defd77..cc66c40 100644
--- a/tools/perf/util/dwarf-aux.c
+++ b/tools/perf/util/dwarf-aux.c
@@ -747,14 +747,17 @@ struct __find_variable_param {
static int __die_find_variable_cb(Dwarf_Die *die_mem, void *data)
{
struct __find_variable_param *fvp = data;
+ Dwarf_Attribute attr;
int tag;
tag = dwarf_tag(die_mem);
if ((tag == DW_TAG_formal_parameter ||
tag == DW_TAG_variable) &&
- die_compare_name(die_mem, fvp->name))
+ die_compare_name(die_mem, fvp->name) &&
+ /* Does the DIE have location information or external instance? */
+ (dwarf_attr(die_mem, DW_AT_external, &attr) ||
+ dwarf_attr(die_mem, DW_AT_location, &attr)))
return DIE_FIND_CB_END;
-
if (dwarf_haspc(die_mem, fvp->addr))
return DIE_FIND_CB_CONTINUE;
else
diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index 5627621..9d8eb26 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -511,12 +511,12 @@ static int convert_variable(Dwarf_Die *vr_die, struct probe_finder *pf)
ret = convert_variable_location(vr_die, pf->addr, pf->fb_ops,
&pf->sp_die, pf->tvar);
- if (ret == -ENOENT)
+ if (ret == -ENOENT || ret == -EINVAL)
pr_err("Failed to find the location of %s at this address.\n"
" Perhaps, it has been optimized out.\n", pf->pvar->var);
else if (ret == -ENOTSUP)
pr_err("Sorry, we don't support this variable location yet.\n");
- else if (pf->pvar->field) {
+ else if (ret == 0 && pf->pvar->field) {
ret = convert_variable_fields(vr_die, pf->pvar->var,
pf->pvar->field, &pf->tvar->ref,
&die_mem);
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